Energy Conservation Program: Test Procedures for Battery Chargers and External Power Supplies (Standby Mode and Off Mode), 13318-13336 [E9-6138]
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project, and/or potential economic
impact if such data are available and
relevant to the project.
(5) Expected measurable outcomes.
For each project, describe at least one
distinct, quantifiable, and measurable
outcome-oriented objective that directly
and meaningfully supports the project’s
purpose. The measurable outcomeoriented objective must define an event
or condition that is external to the
project and that is of direct importance
to the intended beneficiaries and/or the
public. Outcome measures may be long
term that exceed the grant period.
Describe how performance toward
meeting outcomes will be monitored.
For each project, include a performancemonitoring plan to describe the process
of collecting and analyzing data to meet
the outcome-oriented objectives.
(6) Work plan. For each project,
explain briefly the activities that will be
performed to accomplish the objectives
of the project. Be clear about who will
do the work. Include appropriate time
lines.
(7) Budget narrative. The limit on
indirect costs, not to exceed 10 percent,
will be published in a Federal Register
notice each fiscal year. Provide a
justification if indirect costs exceed 10
percent or exceed that fiscal year’s limit
as announced in the Federal Register.
Provide in sufficient detail information
about the budget categories listed on
SF–424A for each project to
demonstrate that grant funds are being
expended on eligible grant activities
that meet the purpose of the program.
(8) Project oversight. Describe the
oversight practices that provide
sufficient knowledge of grant activities
to ensure proper and efficient
administration for each project.
(9) Project commitment. Describe how
all grant partners commit to and work
toward the goals and outcome measures
of each proposed project(s).
(10) Multi-state projects. If the project
is a multi-state project, describe how the
states are going to collaborate effectively
with related projects with one state
assuming the coordinating role. Indicate
the percent of the budget covered by
each state.
■ 7. Revise the last sentence of
§ 1291.10(d) to read as follows:
§ 1291.10 Reporting and oversight
requirements.
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*
*
*
*
*
(d) * * * If AMS, after reasonable
notice to a State, and opportunity to be
heard, finds that there has been a failure
by the State to comply substantially
with any provision or requirement of
the State plan, AMS may disqualify, for
one or more years, the State from receipt
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of future grants under the SCBGP or
SCBGP–FB.
*
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*
Dated: March 23, 2009.
Robert C. Keeney,
Acting Associate Administrator.
[FR Doc. E9–6816 Filed 3–26–09; 8:45 am]
BILLING CODE 3410–02–P
DEPARTMENT OF ENERGY
10 CFR Part 430
[Docket No. EERE–2008–BT–TP–0004]
RIN 1904–AB75
Energy Conservation Program: Test
Procedures for Battery Chargers and
External Power Supplies (Standby
Mode and Off Mode)
AGENCY: Office of Energy Efficiency and
Renewable Energy, Department of
Energy.
ACTION: Final rule.
SUMMARY: The Department of Energy
(DOE) is amending its test procedures
for battery chargers (BCs) and external
power supplies (EPSs) to include
provisions for measuring standby mode
and off mode energy consumption, as
directed by the Energy Independence
and Security Act of 2007 (EISA 2007).
Furthermore, DOE is adding to its
single-voltage external power supply
test procedure specifications for testing
switch-selectable external power
supplies. Finally, DOE is extending the
current certification reporting
requirements to the Class A external
power supplies for which Congress
established energy efficiency standards
in EISA 2007.
DATES: This rule is effective April 27,
2009. The incorporation by reference of
certain publications listed in the rule is
approved by the Director of the Federal
Register on April 27, 2009.
ADDRESSES: You may review copies of
all materials related to this rulemaking
at the U.S. Department of Energy,
Resource Room of the Building
Technologies Program, 950 L’Enfant
Plaza, SW., Suite 600, Washington, DC,
(202) 586–2945, between 9 a.m. and 4
p.m., Monday through Friday, except
Federal holidays. Please call Ms. Brenda
Edwards at the above telephone number
for additional information regarding
visiting the Resource Room. Please note:
The Department’s Freedom of
Information Reading Room no longer
houses rulemaking materials.
FOR FURTHER INFORMATION CONTACT: Mr.
Victor Petrolati, U.S. Department of
Energy, Office of Energy Efficiency and
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Renewable Energy, Building
Technologies Program, EE–2J, 1000
Independence Avenue, SW.,
Washington, DC 20585–0121.
Telephone: (202) 586–4549. E-mail:
Victor.Petrolati@ee.doe.gov.
Ms. Francine Pinto, Esq., or Mr.
Michael Kido, Esq., U.S. Department of
Energy, Office of General Counsel, GC–
72, 1000 Independence Avenue, SW.,
Washington, DC 20585. Telephone:
(202) 586–7432, or (202) 586–8145. Email: Francine.Pinto@hq.doe.gov or
Michael.Kido@hq.doe.gov.
SUPPLEMENTARY INFORMATION: This final
rule incorporates by reference, into part
430 the following industry standard:
• California Energy Commission
(CEC), ‘‘Test Method for Calculating the
Energy Efficiency of Single-Voltage
External AC–DC and AC–AC Power
Supplies,’’ August 11, 2004.
You can obtain free copies of the CEC
Test Method from the California Energy
Commission, 1516 Ninth Street, MS–25,
Sacramento, CA 95814, (916) 654–4091,
or https://
www.efficientpowersupplies.org/
methods.asp.
The following standards are referred
to in the DOE test procedures and
elsewhere in this part, but are not
incorporated by reference. These
sources are provided solely for
information and guidance.
• IEC 62301, ‘‘Household electrical
appliances—Measurement of standby
power,’’ First Edition, June 13, 2005.
• IEC 60050, ‘‘International
Electrotechnical Vocabulary.’’
• IEEE 1515–2000, ‘‘IEEE
Recommended Practice for Electronic
Power Subsystems: Parameter
Definitions, Test Conditions, and Test
Methods,’’ March 30, 2000.
• IEEE 100, ‘‘Authoritative Dictionary
of IEEE Standards Terms,’’ Seventh
Edition, January 1, 2006.
You can purchase copies of IEC
Standards 62301 and 60050 from the
American National Standards Institute,
11 West 42nd Street, New York, New
York 10036, (212) 642–4936, or https://
webstore.iec.ch.
You can purchase copies of IEEE
Standards 1515–2000 and 100 from the
Institute of Electrical and Electronics
Engineers, Inc., 3 Park Avenue, 17th
Floor, New York, NY 10016–5997, (212)
419–7900, or https://www.ieee.org/web/
publications/standards.
You can also view copies of these
standards at the U.S. Department of
Energy, Resource Room of the Building
Technologies Program, 950 L’Enfant
Plaza, SW., 6th Floor, Washington, DC
20024, (202) 586–2945, between 9 a.m.
and 4 p.m., Monday through Friday,
except Federal holidays.
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Federal Register / Vol. 74, No. 58 / Friday, March 27, 2009 / Rules and Regulations
Table of Contents
I. Background and Legal Authority
II. Summary of the Final Rule
A. Standby Mode and Off Mode Definitions
and Test Procedures
B. Clarification of Test Procedure
Definitions
C. Switch-Selectable Single-Voltage EPSs
D. Certification Requirements for EPSs
E. Proposed Amendments Not Adopted in
the Final Rule
III. Discussion
A. Standby Mode and Off Mode Definitions
1. Harmonization of Standby and Off Mode
Definitions
2. Differentiation Between EPS No-Load
Mode and BC No-Battery Mode
3. Clarification of the Definition of the OnOff Switch
B. Standby Mode and Off Mode Test
Procedures
1. Specifying the Duration of the BC
Standby and Off Mode Tests
2. Clarifying the BC Standby Mode Test for
Integral-Battery Products
3. Obviating EPS Standby Mode Testing
Through End-Use Product Testing
4. Modifying the Stability Requirement for
Measuring EPS Energy Consumption
5. Clarifying the Assessment Point for AC
Input Power Into the EPS
6. Clarifying the Disconnection Point for
Standby Mode Testing for Systems With
More Than Two Major Enclosures
7. Specifying and Reporting the Shunt
Resistance Value Used During EPS
Measurement
8. Excluding EPSs That Do Not Operate in
Standby or No-Load Modes From
Standby Mode Testing
C. Clarification of Test Procedure
Definitions
1. Clarification of the Definition of
‘‘Consumer Product’’
2. Insertion of Additional Definitions
Identifying Specific BC Configurations
D. Switch-Selectable Single-Voltage EPSs
E. Certification Requirements for EPSs
1. Data Reporting Method
2. Clarification of ‘‘Certification’’ Versus
‘‘Declaration’’
3. Exemption From Certification
Requirements of Products That
Previously Qualified Under the ENERGY
STAR Program
4. Data Necessary to Certify Compliance
5. Reporting of Data Absent a Complete
Nameplate
6. Definitions of ‘‘Basic Model’’ and
‘‘Design Family’’
IV. Effect of Test Procedure Revisions on
Compliance With Standards
V. Procedural Requirements
A. Executive Order 12866
B. Regulatory Flexibility Act
C. Paperwork Reduction Act
D. National Environmental Policy Act
E. Executive Order 13132
F. Executive Order 12988
G. Unfunded Mandates Reform Act of 1995
H. Treasury and General Government
Appropriations Act, 1999
I. Executive Order 12630
J. Treasury and General Government
Appropriations Act, 2001
K. Executive Order 13211
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L. Section 32 of the Federal Energy
Administration Act of 1974
M. Congressional Notification
VI. Approval of the Office of the Secretary
I. Background and Legal Authority
Title III of the Energy Policy and
Conservation Act, as amended (42
U.S.C. 6291 et seq.; EPCA) sets forth a
variety of provisions designed to
improve energy efficiency. Part A 1 of
title III (42 U.S.C. 6291–6309)
establishes the ‘‘Energy Conservation
Program for Consumer Products Other
Than Automobiles.’’ The consumer
(‘‘covered products’’) currently subject
to this program include battery chargers
and external power supplies (referred to
respectively as ‘‘BCs’’ and ‘‘EPSs’’).
Manufacturers of covered products are
required to use the relevant DOE test
procedures to certify compliance with
the energy conservation standards
adopted under EPCA.
Section 323(b) of EPCA authorizes
DOE to amend or establish new test
procedures as appropriate for each of
the covered products. (42 U.S.C.
6293(b)) This section provides that
‘‘[a]ny test procedures prescribed or
amended under this section shall be
reasonably designed to produce test
results which measure energy
efficiency, energy use, water use (in the
case of showerheads, faucets, water
closets and urinals), or estimated annual
operating cost of a covered product
during a representative average use
cycle or period of use, as determined by
the Secretary [of Energy], and shall not
be unduly burdensome to conduct.’’ (42
U.S.C. 6293(b)(3)) In addition, EPCA
states that DOE ‘‘shall determine, in the
rulemaking carried out with respect to
prescribing such procedure, to what
extent, if any, the proposed test
procedure would alter the measured
energy efficiency, measured energy use,
or measured water use of any covered
product as determined under the
existing test procedure.’’ (42 U.S.C.
6293(e)(1))
Of particular relevance to the present
test procedure rulemaking, section 135
of the Energy Policy Act of 2005
(EPACT), Public Law 109–58, amended
sections 321 and 325 of EPCA by
providing definitions for BCs and EPSs
and directing the Secretary to prescribe
‘‘definitions and test procedures for the
power use of battery chargers and
external power supplies.’’ (42 U.S.C.
6295(u)(1)(A)) DOE complied with this
requirement by publishing a test
procedure final rule, 71 FR 71340, on
December 8, 2006, which included
1 This part was originally titled Part B; however,
it was redesignated Part A after Part B was repealed
by Public Law 109–58.
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definitions and test procedures for BCs
and EPSs. DOE codified the test
procedure for BCs in appendix Y to
subpart B of part 430 in title 10 of the
Code of Federal Regulations (CFR)
(‘‘Uniform Test Method for Measuring
the Energy Consumption of Battery
Chargers’’) and the test procedure for
EPSs in appendix Z to subpart B of 10
CFR part 430 (‘‘Uniform Test Method for
Measuring the Energy Consumption of
External Power Supplies’’).
On December 19, 2007, the Energy
Independence and Security Act of 2007
(EISA 2007), Public Law 110–140,
amended sections 321, 323, and 325 of
EPCA, prompting DOE to propose
amendments to its test procedures for
BCs and EPSs. These amendments were
published in the August 15, 2008, notice
of proposed rulemaking (NOPR), 73 FR
48054.
Section 301 of EISA 2007 amended
section 321 of EPCA by modifying
definitions concerning EPSs. EPACT
had amended EPCA to define an EPS as
‘‘an external power supply circuit that
is used to convert household electric
current into DC current or lower-voltage
AC current to operate a consumer
product.’’ 2 (42 U.S.C. 6291(36)(A))
Section 301 of EISA 2007 further
amended this definition by creating a
subset of EPSs called Class A External
Power Supplies. EISA 2007 defined this
subset as those EPSs that, in addition to
meeting several other requirements
common to all EPSs,3 are ‘‘able to
convert to only 1 AC or DC output
voltage at a time’’ and have ‘‘nameplate
output power that is less than or equal
to 250 watts.’’ (42 U.S.C. 6291(36)(C)(i))
Section 301 also amended EPCA to
establish minimum standards for these
products, which became effective on
July 1, 2008 (42 U.S.C. 6295(u)(3)(A)),
and directed DOE to publish a final rule
by July 1, 2011, to determine whether to
amend these energy conservation
2 The terms ‘‘AC’’ and ‘‘DC’’ refer to the polarity
(i.e., direction) and amplitude of current and
voltage associated with electrical power. For
example, a household wall socket supplies
alternating current (AC), which varies in amplitude
and reverses polarity. In contrast, a battery or solar
cell supplies direct current (DC), which is constant
in both amplitude and polarity.
3 The full EISA 2007 definition of a class A
external power supply includes a device that ‘‘(I)
is designed to convert line voltage AC input into
lower voltage AC or DC output; (II) is able to
convert to only 1 AC or DC output voltage at a time;
(III) is sold with, or intended to be used with, a
separate end-use product that constitutes the
primary load; (IV) is contained in a separate
physical enclosure from the end-use product; (V) is
connected to the end-use product via a removable
or hard-wired male/female electrical connection,
cable, cord, or other wiring; and (VI) has nameplate
output power that is less than or equal to 250
watts.’’ (42 U.S.C. 6291(36)(C)(i)).
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standards for EPSs. (42 U.S.C.
6295(u)(3)(D))
In addition, section 309 of EISA 2007
amended section 325(u)(1)(E) of EPCA,
instructing DOE to issue ‘‘a final rule
that determines whether energy
conservation standards shall be issued
for external power supplies or classes of
external power supplies.’’ (42 U.S.C.
6295(u)(1)(E)(i)(I)) As explained in the
August 15, 2008, NOPR, DOE
interpreted this section as a requirement
to determine by December 19, 2009,
whether energy conservation standards
shall be issued for non-Class A EPSs.
See 73 FR 48054, 48056.
Section 310 of EISA 2007 amended
section 325 of EPCA to establish
definitions for active mode, standby
mode, and off mode. This section also
directed DOE to amend its existing test
procedures by December 31, 2008, to
measure the energy consumed in
standby mode and off mode for both
BCs and EPSs. Further, it authorized the
Department to amend, by rule, any of
the definitions for active, standby, and
off mode as long as the Department
takes into consideration the most
current versions of Standards 62301
(‘‘Household Electrical Appliances—
Measurement of Standby Power’’) and
62087 (‘‘Methods of Measurement for
the Power Consumption of Audio,
Video and Related Equipment’’) of the
International Electrotechnical
Commission (IEC). (See EPCA, section
325(gg)(2)(A), codified at 42 U.S.C.
6295(gg)(2)(A).)
DOE’s proposals were presented and
explained at a public meeting on
September 12, 2008. DOE invited
written comments, data, and
information on the NOPR and accepted
such material through October 29, 2008.
II. Summary of the Final Rule
In this final rule, DOE is modifying
the current test procedures for BCs and
EPSs. The amendments achieve the
following objectives:
(1) Address the statutory requirement
to expand test procedures to incorporate
measurement of standby mode and off
mode energy consumption for BCs and
single-voltage EPSs, including switchselectable single-voltage EPSs;
(2) Clarify the existing single-voltage
EPS test procedure by revising existing
definitions and adopting new ones; and
(3) Incorporate certification
requirements for EPSs subject to
minimum efficiency standards effective
July 1, 2008.
Table 1 lists the sections of 10 CFR
part 430 affected by the amendments
promulgated in this final rule. The left
column in the table cites the locations
of the provisions in the CFR that are
being changed, while the right lists the
changes themselves.
TABLE 1—SUMMARY OF CHANGES PROMULGATED IN THIS FINAL RULE AND AFFECTED SECTIONS OF 10 CFR PART 430
Existing section in 10 CFR part 430
Summary of modifications
Section 430.2 of Subpart A—Definitions ..................................................
Section 430.4 of Subpart A—Reference Sources ...................................
Section 430.23 of Subpart B—Test Procedures for the Measurement of
Energy and Water Consumption.
Appendix Y to Subpart B of Part 430—Uniform Test Method for Measuring the Energy Consumption of Battery Chargers.
1. Scope ............................................................................................
2. Definitions ......................................................................................
• Defines an external power supply design family.
• Inserts new technical references.
• Modifies ‘‘(aa) battery charger’’ and ‘‘(bb) external power supply’’ to
include energy consumption in standby mode and off mode.
3. Test Apparatus and General Instructions .....................................
4. Test Measurement ........................................................................
Appendix Z to Subpart B of Part 430—Uniform Test Method for Measuring the Energy Consumption of External Power Supplies.
1. Scope ............................................................................................
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2. Definitions ......................................................................................
3. Test Apparatus and General Instructions .....................................
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•
•
•
•
•
No change.
Modifies the definition for standby mode.
Inserts definitions for cradle, manual on-off switch, and off mode.
No change.
Inserts procedures to measure energy consumption in standby mode
and off mode.
• Modifies scope to encompass all types of energy consumption of external power supplies.
• Clarifies existing definitions for:
Active mode
Æ Active mode efficiency
Æ No-load mode
Æ Total harmonic distortion
Æ True power factor
• Inserts new definitions for:
Æ Active power
Æ Ambient temperature
Æ Apparent power
Æ Instantaneous power
Æ Manual on-off switch
Æ Minimum output current
Æ Multiple-voltage external power supply
Æ Nameplate input frequency
Æ Nameplate input voltage
Æ Nameplate output current
Æ Nameplate output power
Æ Nameplate output voltage
Æ Off mode
Æ Output bus
Æ Standby mode
Æ Switch-selectable single-voltage external power supply
Æ Unit under test
• Divides section 3 into 3(a) for single-voltage EPSs and 3(b) for multiple-voltage EPSs.
• Maintains the existing test procedure for single-voltage EPSs in 3(a).
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13321
TABLE 1—SUMMARY OF CHANGES PROMULGATED IN THIS FINAL RULE AND AFFECTED SECTIONS OF 10 CFR PART 430—
Continued
Existing section in 10 CFR part 430
Summary of modifications
4. Test Measurement ........................................................................
Section 430.62 of Subpart F—Submission of Data .................................
DOE believes that today’s
amendments neither alter the measured
energy efficiency of the tested products
nor add any burden on the industry
because the changes only (1) clarify
existing test procedures or (2) insert test
procedures for modes that are not
regulated by standards. Thus, DOE is
amending its test procedures as
summarized in the following sections.
A. Standby Mode and Off Mode
Definitions and Test Procedures
As explained in the August 15, 2008,
NOPR, the standby and off mode
definitions created by EISA 2007 do not
apply to all BCs and EPSs. Therefore,
following the requisite consideration of
IEC standards 623014 and 62087,5 DOE
proposed amended definitions.
In today’s final rule, DOE (1) adopts
amended definitions of standby mode
and off mode for BCs and EPSs, (2)
revises the test procedures to measure
standby mode and off mode energy
consumption for BCs and EPSs; and (3)
includes a definition of a ‘‘manual onoff switch’’ to clarify the application of
the above test procedures. A detailed
discussion of the definitions and test
procedures for standby and off mode
can be found in sections III.A and III.B
below.
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B. Clarification of Test Procedure
Definitions
In the August 15, 2008, NOPR, DOE
proposed amendments to the definitions
to improve the clarity of the existing test
procedures. Through written and oral
comments, stakeholders suggested
additional clarifications to the
4 IEC 62301, ‘‘Household Electrical Appliances—
Measurement of Standby Power,’’ International
Electrotechnical Commission, First edition, June
2005.
5 IEC 62087, ‘‘Methods of Measurement for the
Power Consumption of Audio, Video and Related
Equipment,’’ International Electrotechnical
Commission, Second edition, October 2008.
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• Reserves section 3(b) for a future multiple-voltage EPS test procedure.
• Divides section 4 into 4(a) for single-voltage EPSs and 4(b) for multiple-voltage EPSs.
Æ Maintains the existing active and standby mode test procedure for
single-voltage EPSs in 4(a)(i).
Æ Inserts new off mode test procedure for single voltage EPSs in
4(a)(ii).
Æ Reserves section 4(b) for a future multiple-voltage EPS test procedure.
• Inserts submission requirement for active mode efficiency and noload power consumption data for EPSs and switch-selectable singlevoltage EPSs.
definitions. Accordingly, in today’s final
rule, DOE is modifying the definitions
of numerous terms, listed in Table 1. A
detailed discussion of these definitions
can be found in section III.C.
C. Switch-Selectable Single-Voltage
EPSs
DOE proposed in the August 15, 2008,
NOPR a method for testing singlevoltage EPSs that incorporate a switchselectable output voltage. For these
EPSs, DOE proposed that testing be
conducted twice: first with the output
voltage set to the highest voltage and
then with the output voltage set to the
lowest voltage. Stakeholders did not
oppose this proposal; therefore, DOE is
including it in this final rule. Section
III.D provides a brief discussion of
testing requirements for switchselectable EPSs.
D. Certification Requirements for EPSs
Manufacturers of covered and
regulated products must report to DOE
that the products they manufacture
comply with applicable energy
conservation standards. To demonstrate
compliance with EISA 2007 standards
for Class A EPSs manufacturers must:
(1) Select a representative sample of
units, (2) test them according to the DOE
test procedure, and (3) certify the
compliance of the EPS model(s) based
on the test results of the sample.
DOE proposed sampling requirements
for BCs and EPSs on July 25, 2006. 71
FR 42178, 42204. While some of the
provisions from that proposal were
finalized in the December 8, 2006, final
rule, 71 FR 71340, the sampling
requirements are in the process of being
finalized in a separate rulemaking
proceeding. Manufacturers are not
required to certify compliance with
EISA 2007 standards to DOE until these
sampling requirements are finalized;
however, manufacturers are required to
be in compliance with the standards.
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DOE also proposed test procedures for
measuring the energy efficiency of BCs
(appendix Y) and EPSs (appendix Z) in
the July 25, 2006, NOPR. 71 FR 42178,
42206–42207. These were finalized in
the December 8, 2006, final rule, 71 FR
71340, 71368. Amendments to these test
procedures are discussed in sections
III.A, III.B, III.C, and III.D.
Finally, DOE proposed definitions of
‘‘basic model’’ and ‘‘covered product’’
as they apply to BCs and EPSs in the
July 25, 2006, NOPR. 71 FR 42178,
42203. The December 8, 2006, final rule
inserted these definitions into 10 CFR
430.2. 71 FR 71340, 71365–71366.
However, because of the absence of
standards, DOE did not propose
certification requirements for EPSs or
BCs in the July 25, 2006 NOPR.
Following the passage of EISA 2007 on
December 19, 2007, and the
establishment of mandatory standards
for Class A EPSs, DOE proposed
certification requirements for Class A
EPSs in the August 15, 2008, NOPR. 73
FR 48054, 48072–48076. In addition,
DOE considered an alternate
methodology by which manufacturers
would certify the compliance of each
basic model, but only submit test results
for the highest- and lowest-voltage basic
models within a design family (i.e., a
group of similar models that differ only
by output voltage). 73 FR 48054, 48073–
48074 (August 15, 2008). Based on
stakeholder comments, DOE is
including this methodology in today’s
final rule, as discussed further in
section III.E.
E. Proposed Amendments Not Adopted
in the Final Rule
DOE also proposed several other
amendments to the EPS test procedure.
Due to the number of stakeholder
comments and the limited timeframe for
this rulemaking, DOE has decided to
postpone consideration of these
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proposals and exclude them from this
final rule.
The August 15, 2008, NOPR proposed
to amend the EPS test procedure to
allow for testing of multiple-voltage
EPSs, a type of EPS subject to the nonClass A determination analysis. Because
no test procedure currently exists to
measure the efficiency or energy
consumption of multiple-voltage EPSs,
DOE developed a proposed test
procedure. See 73 FR 48054, 48064–
48068 (August 15, 2008). Due to the
limited time provided by EISA 2007 and
limited resources available prior to the
publication of this final rule, DOE was
unable to address the large number of
stakeholder comments received and
decided to defer action on multiplevoltage EPSs to a 2009 rulemaking.
In the August 15, 2008, NOPR, DOE
also considered making limited changes
to the test setup and measurement
instructions for single-voltage EPSs that
would have been modeled on its
proposed test procedure for multiplevoltage EPSs. These changes were
intended to reduce the testing burden
and improve the accuracy and
repeatability of measurement by
accounting for the limitations of test
equipment and laboratory conditions.
Stakeholders from environmental and
consumer groups as well as other
standard-setting organizations, however,
were concerned that modifying the EPS
single-voltage test procedure would
undo international efforts to enact
consistent test procedures and standards
for single-voltage EPSs. Because of these
negative comments, DOE decided to
exclude any amendments affecting the
measurement of single-voltage EPSs in
active and no-load modes from this final
rule.
Lastly, this final rule does not include
an active mode test procedure for BCs.
Because DOE did not include an active
mode BC test procedure in the August
15, 2008, NOPR, including one in this
particular final rule would have
prevented the public from having an
opportunity to comment on this issue.
(42 U.S.C. 6293(b)(3)) DOE does,
however, intend to propose an active
mode BC test procedure in 2009 and
solicit comments to address this issue in
greater detail.
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III. Discussion
A. Standby Mode and Off Mode
Definitions
In the August 15, 2008, NOPR, DOE
proposed that for BCs, standby mode (or
no-load mode) 6 is ‘‘the condition in
6 For BCs, the two modes were proposed to be
equivalent; however, in the final rule, DOE is
dropping the term ‘‘no-load mode’’ in favor of ‘‘no-
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which (1) the battery charger is
connected to the main electricity
supply; (2) the battery is not connected
to the charger; and (3) for battery
chargers with manual on-off switches,
all switches are turned on.’’ 73 FR
48054, 48060. Off mode is the
condition, for battery chargers with
manual on-off switches, ‘‘in which the
battery charger is (1) connected to the
main electricity supply; (2) is not
connected to the battery; and (3) all
switches are turned off.’’ 73 FR 48054,
48061 (August 15, 2008).
DOE proposed similar definitions for
EPSs, except that in standby and off
modes, EPSs were to be disconnected
from their loads rather than from a
battery. DOE proposed to define standby
mode to mean ‘‘the condition in which
the EPS is in no-load mode and, for
external power supplies with on-off
switches, all switches are turned on,’’ 73
FR 48054, 48062 (August 15, 2008), and
no-load mode to mean ‘‘the mode of
operation when an EPS is connected to
the main electricity supply and the
output is (or ‘‘all outputs are’’ for a
multiple-voltage external power supply)
not connected to a load (or ‘‘loads’’ for
a multiple-voltage external power
supply.),’’ 73 FR 48054, 48062 (August
15, 2008). DOE also proposed to define
off mode as ‘‘the condition, applicable
only to units having on-off switches, in
which the external power supply is (1)
connected to the main electricity
supply; (2) the output is not connected
to any load; and (3) all switches are
turned off.’’ 73 FR 48054, 48063 (August
15, 2008).
DOE received comments on three
issues related to the proposed
definitions for standby and off mode: (1)
Harmonization of the standby and off
mode definitions with international
standards; (2) differentiation between
EPS no-load mode and BC no-battery
mode; and (3) clarification of the
definition of the on-off switch used to
distinguish standby mode from off mode
for both BCs and EPSs. A discussion of
stakeholder comments on these issues is
presented below.
1. Harmonization of Standby and Off
Mode Definitions
During the test procedure public
meeting held on September 12, 2008,
Microsoft recommended that DOE
harmonize with standby and off mode
definitions and test procedures
battery mode.’’ For EPSs, the two modes are similar:
standby mode is no-load mode, except with all
manual on-off switches turned on. However,
because the no-load mode test procedure already
requires that the EPS be tested with all manual onoff switches turned on, the test procedure for noload mode and standby mode are the same.
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proposed in the European Union. (Pub.
Mtg. Tr., No. 17 at p. 71) 7 Similarly, the
U.S. Environmental Protection Agency
(EPA) and the Australian Department of
the Environment, Water, Heritage, and
the Arts (Australia) commented that
DOE should not develop a separate
definition for standby mode, lest it
interfere with a forthcoming version of
IEC Standard 62301 on standby power
measurement. (EPA, No. 31 at p. 1;
Australia, No. 20 at p. 2) 8 The
Association of Home Appliance
Manufacturers (AHAM), however, noted
that although DOE is correct to consider
IEC Standard 62301 in defining standby
mode, it should not include it by
reference, because the IEC standard is a
‘‘living document’’ and subject to
change. (Pub. Mtg. Tr., No. 17 at p. 82)
As required by the EISA 2007
amendments to section 323 of EPCA (62
U.S.C. 6295(gg)(B)), the proposed
definitions of standby and off mode
were developed after considering IEC
Standards 62301 and 62087. However,
as described in the August 15, 2008,
NOPR, these international standards
apply to a variety of electronic products,
and do not provide the specific
guidance necessary for repeatable
measurement of BC and EPS standby
and off mode energy consumption. Also,
the differing scope between IEC
Standard 62301 and DOE’s EPS test
procedure should allay Australia’s
concern with conflicts between the two.
Therefore, today’s final rule maintains
the structure of the definitions and test
procedures presented in the August 15,
2008 NOPR and does not incorporate
IEC Standard 62301.
The standby mode definition in
today’s final rule references the no-load
mode definition, which comes from
EPA’s internationally recognized ‘‘Test
Method for Calculating the Energy
Efficiency of Single-Voltage External
AC–DC and AC–AC Power Supplies.’’ 9
7 A notation in the form ‘‘Pub. Mtg. Tr., No. 17
at p. 71’’ identifies an oral comment that DOE
received during the September 12, 2008, NOPR
public meeting. This comment was recorded in the
public meeting transcript in the docket for this
rulemaking (Docket No. EERE–2008–BT–TP–0004),
maintained in the Resource Room of the Building
Technologies Program. This particular notation
refers to a comment (1) recorded in document
number 17, which is the public meeting transcript
filed in the docket of this rulemaking and (2)
appearing on page 71 of document number 17.
8 A notation in the form ‘‘EPA, No. 31 at p. 1’’
identifies a written comment that DOE has received
and has included in the docket of this rulemaking.
This particular notation refers to (1) a comment
submitted by the Environmental Protection Agency
(EPA), (2) in document number 31 in the docket of
this rulemaking, and (3) appearing on page 1 of
document number 37.
9 The development of this test procedure was
funded by the California Energy Commission’s
Public Interest Energy Research Program (PIER),
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Accordingly, the adoptionof today’s test
procedure, which is based on EPA’s
internationally recognized protocol for
EPSs, fosters continued international
harmonization of energy efficiency
testing procedures.
2. Differentiation Between EPS No-Load
Mode and BC No-Battery Mode
Ecos Consulting and the Power Tool
Institute (PTI) and AHAM commented
that BC ‘‘no-load mode’’ (included as an
alternate name for ‘‘standby mode’’ in
the ‘‘Definitions’’ section of the BC test
procedure, section 2 of appendix Y) was
confusing and Ecos suggested that it be
renamed to ‘‘no-battery mode’’ to avoid
confusion when testing BCs with wall
adapters. (Pub. Mtg. Tr., No. 17 at pp.
74–76)
The amendments to the definition of
BC standby mode proposed in the
August 15, 2008, NOPR also referred to
the BC mode in question as ‘‘no load
mode.’’ 73 FR 48054, 48080.
Nonetheless, DOE recognizes that using
this term for BCs may cause
unnecessary confusion. Furthermore,
because the term ‘‘no-load’’ is used
nowhere else in the existing BC test
procedure in appendix Y, the EPA BC
test procedure that it references, or the
other amendments promulgated by
today’s final rule, there is no benefit to
maintaining it in the definitions section.
Therefore, DOE is renaming BC ‘‘noload mode’’ to ‘‘no-battery mode’’ in the
definition of BC standby mode. Today’s
final rule will insert this amended
definition into section 2.l of appendix
Y.
3. Clarification of the Definition of the
On-Off Switch
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As the above discussion illustrates,
the definitions for standby and off
modes that DOE proposed in the August
15, 2008, NOPR depend on the state of
the on-off switch used to control the BC
or EPS. User-activated on-off switches
are not common in BCs and EPSs, and
in their comments, stakeholders
expressed some confusion regarding the
meaning of the term ‘‘on-off switch’’ in
the context of the standby and off mode
definitions.
For example, products with integral
batteries typically have some battery
charging circuits inside the products,
and it may be unclear which switches
should be turned on for standby mode
and the test procedure is also known as the ‘‘CEC
single-voltage EPS test procedure.’’ (EPA, Test
Method for Calculating the Energy Efficiency of
Single-Voltage External AC–DC and AC–AC Power
Supplies,’’ p. 1. See https://www.energystar.gov/ia/
partners/prod_development/downloads/
power_supplies/EPSupplyEffic_TestMethod
_0804.pdf).
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testing. Because the on-off switches of
integral battery products control enduse product operation and not battery
charging, testers have traditionally
turned them off while testing the BC
portion of the product, so that end-use
product power consumption is not
measured in addition to BC power
consumption. But since the definition of
standby mode proposed in the August
15, 2008, NOPR would reverse this
longstanding practice by asking testers
to turn all on-off switches on, adopting
this change without further clarification
could create confusion for testers.
Ecos commented that the on-off
switch referenced in the definitions
could be mistaken for an automatic
switch that the user activates
inadvertently when removing the
battery. Ecos stressed that because DOE
is introducing a new mode, it should
define the on-off switch carefully to
avoid confusion. (Pub. Mtg. Tr., No. 17
at pp. 80–81) Pacific Gas and Electric
(PG&E) and the American Council for an
Energy-Efficient Economy (ACEEE) also
recommended that DOE provide a
definition for a manual on-off switch
and provided a sample definition.
(PG&E & ACEEE, No. 21 at p. 2)
ADT Security Services, Sensormatic
Electronics Corporation, and Tyco
Safety Products Canada (all three are
subsidiaries of Tyco Fire & Security and
will be referred to throughout the
document as ‘‘Tyco’’) sought
clarification about which portions of the
standby mode definition apply to
products without on-off switches (Pub.
Mtg. Tr., No. 17 at p. 73), while
Australia commented that off mode
should only be applicable to products
with an appropriately defined on-off
switch. (Australia, No. 20 at p. 2)
Despite these additional comments,
DOE believes that the definitions, as
proposed, are unambiguous: The off
mode definitions are only applicable to
BCs and EPSs with on-off switches,
while the standby mode definitions are
applicable to BCs and EPSs with or
without on-off switches. The final
clause of the standby mode
definitions—‘‘all switches are turned
on’’—applies only to BCs and EPSs with
on-off switches. The only necessary
clarification is an appropriately narrow
definition of ‘‘on-off switch’’ to
eliminate confusion with switches used
to control end-use product function and
automatic switches that are
inadvertently activated by the user
during battery or load disconnection.
Therefore, in today’s final rule, DOE is
adopting the definition of ‘‘manual onoff switch’’ based on the one provided
by PG&E and ACEEE and modifying the
proposed definitions of standby and off
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13323
mode to reference this new definition.
This final rule inserts the definitions of
manual on-off switch, off mode, and
standby mode into sections 2.h, 2.k, and
2.l of appendix Y for BCs and sections
2.g, 2.p, and 2.t of appendix Z for EPSs.
B. Standby Mode and Off Mode Test
Procedures
In the August 15, 2008, NOPR, DOE
proposed two new subsections for
standby and off mode measurement
under the ‘‘Test Measurement’’ section
of the BC test procedure (section 4 of
appendix Y). 73 FR 48054, 48060. The
amendments would also insert a section
for off mode measurement under the
‘‘Test Measurement’’ section of the EPS
test procedure (section 4 of appendix Z).
73 FR 48054, 48062–48063 (August 15,
2008).
The ‘‘Test Measurement’’ section of
the EPS test procedure already included
a test procedure for active mode and noload mode measurement, which
required testing of the EPS with ‘‘any
built-in switch in the UUT [unit under
test] * * * in the ‘on’ position.’’ (See
section 5.a of EPA’s ‘‘Test Method for
Calculating the Energy Efficiency of
Single-Voltage External AC–DC and
AC–AC Power Supplies,’’ incorporated
by reference in section 4 of appendix Z.)
DOE leveraged the existing test
procedure by proposing to define EPS
standby mode as ‘‘the condition in
which the external power supply is in
no-load mode and, for external power
supplies with on-off switches, all
switches are turned on.’’ 73 FR 48054,
48062 (August 15, 2008), and to use the
no-load test procedure as the standby
mode test procedure. 73 FR 48054,
48063 (August 15, 2008).
Stakeholders commented on the
following issues: (1) Specifying the
duration of the BC standby and off mode
tests; (2) clarifying the BC standby mode
test for integral-battery products; (3)
obviating EPS standby mode testing
through end-use product testing; (4)
modifying the stability requirement for
measuring EPS energy consumption; (5)
clarifying the assessment point for AC
input power into the EPS; (6) clarifying
the disconnection point for standby
mode testing for systems with more than
two enclosures; (7) specifying and
reporting the shunt resistance value
used during EPS measurement; and (8)
excluding EPSs that do not operate in
standby or no-load modes from testing
under the standby mode test procedure.
1. Specifying the Duration of the BC
Standby and Off Mode Tests
In the August 15, 2008, NOPR, DOE
proposed a 1-hour duration for the BC
standby and off mode energy
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consumption measurement. However,
the EPA BC test procedure—
incorporated by reference in the existing
BC test procedure (sections 3 and 4 of
appendix Y) and upon which these
proposed amendments were based—
requires a 12-hour test duration in
certain circumstances. DOE raised this
issue in the August 15, 2008 NOPR,
soliciting stakeholder comments on the
appropriate duration of the standby and
off mode measurements. 73 FR 48054,
48062.
Ecos commented that the 12-hour
option was too long and supported a test
duration of 1 hour as necessary to
‘‘achieve a measure of thermal stability’’
and to ensure repeatability of
measurements. (Pub. Mtg. Tr., No. 17 at
p. 98) Hewlett-Packard (HP) and the
Information Technology Industry
Council (ITI), however, commented that
a test duration of 1 hour is
unnecessarily long and will result in
higher testing costs than necessary.
According to ITI, tests can be conducted
in as little as 10 seconds using modern
measurement equipment, and warmup
could be performed prior to the
beginning of the test. (HP, No. 30 at p.
2; ITI, No. 6 at p. 3, No. 28 at pp. 2–
3; Pub. Mtg. Tr., No. 17 at pp. 36–37)
DOE is concerned with minimizing
the testing burden on manufacturers.
Notwithstanding, to be repeatable, a test
procedure for measuring the energy
consumption of consumer electronics
must allow time for the components to
warm up, a process that takes
significantly longer than 10 seconds.
Also, a severely shortened test
procedure may not accurately measure
the energy consumption of BCs with
low-frequency pulsed operation,10 an
issue DOE raised in its August 15, 2008,
NOPR.
Because of the need for a repeatable
and accurate test procedure that
accounts for both warm-up time and
pulsed operation, DOE is adopting a 1hour measurement period for both the
BC standby mode and off mode
measurements. This final rule inserts
the measurement period requirement,
and the remaining instructions for BC
standby and off mode energy
consumption measurement, into
sections 4(c) and 4(d) of appendix Y.
2. Clarifying the BC Standby Mode Test
for Integral-Battery Products
PTI and AHAM commented that care
should be taken when specifying
standby mode test conditions for
integral-battery BCs. Testers should not
10 Some BCs in standby mode operate
periodically, consuming power in short pulses or
bursts to lower overall energy consumption.
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attempt to disassemble BCs, but rather
remove the entire product (with battery)
from the charging cradle. (Pub. Mtg. Tr.,
No. 17 at pp. 15, 74–75, and 77) AHAM
further commented that the definitions
of standby and off mode should
explicitly address integral-battery BCs.
(AHAM, No. 10 at p. 4)
DOE acknowledges the commenters’
concern about appropriately testing BCs
where the charging circuitry and the
battery are inside one enclosure and
therefore cannot be separated during
typical use. To ensure that testers do not
disassemble the integral-battery
consumer product during standby and
off mode testing, DOE has inserted a
clarification within both the standby
and off mode test procedure
amendments specifying that in the case
of products with integral batteries,
‘‘ ‘disconnecting the battery from the
charger’ will require disconnection of
the end-use product’’ itself and that
standby mode or off mode ‘‘power
consumption will equal that of the
cradle and/or adapter alone.’’ This final
rule inserts this clarification as well as
a mention of plug blades—the metal
prongs that connect a wall-mounted
adapter to an outlet—as parts of the
standby and off mode test procedure
amendments, into sections 4(c) and 4(d)
of appendix Y.
3. Obviating EPS Standby Mode Testing
Through End-Use Product Testing
Microsoft commented that some enduse products powered by EPSs must
already meet standby mode power
consumption standards. Because an
EPS-powered product is tested together
with its EPS, standby mode testing of
the EPS by itself would be ‘‘redundant
and possibly in conflict with the other
requirements * * *’’ (Pub. Mtg. Tr., No.
17 at p. 118)
Although there may be international
standards that regulate the standby
mode power consumption of end-use
products powered by EPSs, these
products (e.g., video-game consoles,
printers, networking equipment, etc.)
are not covered under 10 CFR part 430
and therefore not subject to any
mandatory testing or standards in the
United States. Furthermore, even if
these products were subject to standards
under 10 CFR part 430, EISA 2007 states
that a ‘‘standard for external power
supplies shall not constitute * * * [a]
standard for the separate end-use
product * * *’’ Standards for the enduse product should not preclude
standards (and, by extension, test
procedures) for the EPS itself. Therefore,
this final rule inserts an EPS standby
mode test procedure into section 4(a)(i)
of appendix Z.
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4. Modifying the Stability Requirement
for Measuring EPS Energy Consumption
In the August 15, 2008, NOPR, DOE
proposed amending the EPS test
procedure to accommodate the testing of
multiple-voltage EPSs. Due to the large
number of stakeholder comments
received and the limited time for
publication of this final rule, DOE has
decided to postpone consideration of
multiple-voltage amendments until it
issues a NOPR focusing on a BC active
mode test procedure in 2009.
Nonetheless, DOE is including in
today’s final rule the stability
requirement from the multiple-voltage
EPS test procedure it proposed in
August 15, 2008.
According to the EPA single-voltage
EPS test procedure, an EPS can be
deemed stable if the input ‘‘power level
does not drift by more than 5% from the
maximum value observed’’ over a 5minute period. If an EPS meets this
stability requirement, instantaneous
measurements of input power, output
voltage, and output current can be
taken. Otherwise, the instantaneous
measurements must be averaged over a
subsequent 5-minute period. (EPA,
‘‘Test Method for Calculating the Energy
Efficiency of Single-Voltage External
AC–DC and AC–AC Power Supplies,’’
section 5.d) Given that elsewhere in the
EPA test procedure, the power
measurements uncertainty is required to
be less than or equal to 2 percent, DOE
proposed that the multiple-voltage EPS
be deemed stable if the input power
does not drift by more than 1 percent
from the maximum value observed over
a 5-minute period. 73 FR 48054, 48072
(August 15, 2008).
Stakeholders were generally receptive
to this change in the stability criterion.
Australia agreed with the proposed 1percent stability requirement, but
commented that samples should also be
taken every second. (Australia, No. 20 at
p. 3) Wahl Clipper Corporation (Wahl)
suggested that DOE consider opening up
the proposed 1-percent stability
requirement at lower output powers,
where 1 percent of input power may be
insignificant. (Pub. Mtg. Tr., No. 17 at p.
166)
In the August 15, 2008, NOPR, DOE
stated that it would consider making
equivalent changes to the existing active
and no-load mode test procedure for
single-voltage EPSs based on departures
from the stability criterion and other
requirements, but declined to include
these changes in today’s final rule
because of resistance to modifying the
previously adopted and internationally
accepted active and no-load mode EPS
test procedure. (EPA, ‘‘Test Method for
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Calculating the Energy Efficiency of
Single-Voltage External AC–DC and
AC–AC Power Supplies’’) Nonetheless,
because of stakeholder support for a
more stringent stability criterion and the
lack of an internationally accepted off
mode test procedure, DOE is including
the 1-percent stability requirement in
today’s final rule as part of the new off
mode test procedure for single-voltage
EPSs.
Furthermore, today’s rule addresses
Wahl’s comment by deeming EPS as
stable at input powers less than 5 watts
if the power does not vary by more than
50 milliwatts. DOE has tested EPSs with
output parameters of 1 watt at 5 volts.
At such low output powers, the output
ripple and other noise may indeed
surpass the 1-percent stability
requirement, as Wahl claims. Therefore,
today’s final rule inserts the modified
stability criterion, which was originally
part of the proposed multiple-voltage
EPS test procedure, into section 4(a)(ii)
of appendix Z (single-voltage EPSs).
sroberts on PROD1PC70 with RULES
5. Clarifying the Assessment Point for
AC Input Power Into the EPS
Regarding DOE’s proposed test
procedure for multiple-voltage EPSs,
Texas Instruments (TI), PTI, and AHAM
commented that DOE should specify on
which side of the input power meter to
measure the input voltage to ensure
compliance with source voltage, total
harmonic distortion, and other
requirements. The input power meter
can have an impact on those parameters.
(Pub. Mtg. Tr., No. 17 at pp. 138–139
and 140).
The existing EPA single-voltage EPS
test procedure already specifies that
‘‘the input to the UUT [unit under test]
shall be the specified voltage ±1% and
the specified frequency ±1%’’ (EPA,
‘‘Test Method for Calculating the Energy
Efficiency of Single-Voltage External
AC–DC and AC–AC Power Supplies,’’
section 4.d). Because the unit under test
is defined as the EPS itself, the point of
measurement is between the EPS and
the input power meter. This is in
accordance with longstanding testing
practice, which dictates that testing
conditions should be verified as close to
the unit under test as possible. Today’s
final rule therefore does not insert any
clarifications into appendix Z.
6. Clarifying the Disconnection Point for
Standby Mode Testing for Systems With
More Than Two Major Enclosures
In the August 15, 2008, NOPR, DOE
proposed applying the active mode and
no-load mode test procedure as its
standby mode test procedure. PTI and
AHAM commented that in systems with
more than two major enclosures, the
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disconnection point for no-load mode
can be unclear, possibly leading to a
lack of repeatable test results. For
instance, if one considers a wall adapter
for a cradle-charged integral-battery BC
(e.g., a cordless telephone) as an EPS, it
is unclear whether the disconnection
point would be located between the
wall adapter and cradle, or between the
cradle and the integral-battery product.
(Pub. Mtg. Tr., No. 17 at p. 112)
The August 15, 2008, NOPR
instructed that if the multiple-enclosure,
cradle-charger system is tested as a BC,
the disconnection point during standby
mode should be between the end-use
product and the cradle, reflecting
typical user behavior. 73 FR 48054,
48080. However, if the system is to be
tested as an EPS, the disconnection
point during standby mode should be
between the wall adapter and the cradle.
This interpretation is based on EISA
2007, which defines a Class A EPS as
‘‘designed to convert line voltage AC
input into lower voltage AC or DC
output’’ and ‘‘contained in a separate
physical enclosure from the end-use
product. (42 U.S.C. 6291(36)(C)(i)(I) and
(IV)) It is also consistent with other,
non-portable EPS applications where
only the wall adapter is subject to EPS
testing. Accordingly, it is not necessary
to insert any language clarifying this
issue into appendices Y and Z.
7. Specifying and Reporting the Shunt
Resistance Value Used During EPS
Measurement
In response to DOE’s proposed test
procedures for BC and EPS standby and
off mode measurement, TI commented
that the shunt resistance used by the
input power meter for current
measurement could affect measured
power values in some cases. (TI, No. 18
at pp. 5–6) TI also commented that the
test procedure should require that a
record of the maximum shunt resistance
value be kept (perhaps by the
manufacturer) so that the measurement
can be repeated in the event of an audit.
(TI, No. 18 at p. 6)
TI focused its analysis on an EPS
without power-factor correction (PFC),11
but did not demonstrate that shunt
resistance will significantly affect the
average measured standby or off mode
power consumption of EPSs without
PFC. TI also speculated, but did not
demonstrate, that shunt resistance will
significantly affect the power
consumption of EPSs with PFC.
Because of a lack of evidence that
shunt resistance will significantly affect
11 Manufacturers use PFC circuits to decrease
resistive losses in the transmission and distribution
wiring by correcting distortions in the shape of the
EPS input current waveform.
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the power consumption of EPSs with or
without PFC, today’s final rule does not
require reporting the shunt resistance
value used during BC and EPS standby
or off mode measurement.
8. Excluding EPSs That Do Not Operate
in Standby or No-Load Modes From
Standby Mode Testing
AHAM and PTI voiced general
agreement with DOE’s proposed
changes to the EISA 2007 standby and
off mode definitions and proposed test
procedures for these two modes (AHAM
& PTI, No. 24 at pp. 1–2), while the
Security Industry Association (SIA),
Tyco, Uniden, the Consumer Electronics
Association (CEA), Brink’s, and the
National Burglar and Fire Alarm
Association (NBFAA) commented that
DOE should exempt EPSs for security
and telephony applications from being
tested in no-load, standby,12 and off
modes. Such products never operate in
these modes during actual use, and
regulation would result in no energy
savings, only added costs. (SIA, No. 7 at
pp. 1–2, No. 22 at pp. 3–4; Pub. Mtg. Tr.,
No. 17 at pp. 19–21, 23–26, 42–43;
Tyco, No. 4 at p. 2, No. 29 at pp. 3–4;
CEA, No. 26 at p. 2; Brink’s, No. 19 at
p. 1; NBFAA, No. 32 at p. 2) ITI
recommended that DOE consider
allowing exclusions from the test
procedure for some products. (Pub. Mtg.
Tr., No. 17 at pp. 37–38)
Tyco further noted that surveillance
equipment typically uses 60 Hz
waveform from AC–AC EPS to
synchronize images. These adapters
may need to be modified if subject to
EISA 2007 no-load mode requirements,
affecting the utility of the systems.
(Tyco, No. 29 at p. 4)
Tyco also commented that DOE
previously found that standby mode
does not apply to fluorescent lamps,
which, like security systems, are either
on or completely powered off. (Tyco,
No. 4 at p. 2, No. 29 at pp. 4–6; Pub.
Mtg. Tr., No. 17 at p. 25) Because
standby mode does not apply, Tyco and
SIA suggested instead that EPSs for
security applications be marked ‘‘IVa,’’
where ‘‘IV’’ indicates the international
efficiency level, while ‘‘a’’ indicates
active mode only. (Tyco, No. 4 at p. 5;
SIA, No. 7 at p. 3)
In the above comments,
manufacturers in the security and
telephony industries argue that EPSs for
security applications be exempted from
12 For EPSs, standby mode is no-load mode,
except with all manual on-off switches turned on.
However, because the no-load mode test procedure
already requires that the EPS be tested with all
manual on-off switches turned on, the test
procedure for no-load mode and standby mode are
the same.
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testing under the off mode test
procedure proposed in the August 15,
2008, NOPR. The commenters further
argue that EPSs for security applications
be exempted from testing under the new
standby mode test procedure—i.e., the
existing no-load mode test procedure—
so that they will not have to meet the
EISA 2007 no-load standards effective
on July 1, 2008.
Regarding exempting EPSs for
security applications from testing under
the off mode test procedure, the off
mode definition proposed in the August
15, 2008, NOPR applies only to EPSs
with manual on-off switches. Therefore,
EPSs without manual on-off switches
cannot be tested under the new off
mode test procedure. 73 FR 48054,
48063 (August 15, 2008). According to
the comments, EPSs for security
applications do not have on-off
switches, and therefore would not be
tested under the off mode test
procedure.
Regarding exempting EPSs for
security applications from testing under
the standby mode (i.e., no-load mode)
test procedure, it appears that
manufacturers are also requesting that
EPSs for home security and other
applications that do not operate in
standby or no-load modes be exempt.
Although EISA 2007 gave DOE
discretion in developing standby and off
mode test procedures and definitions,
(42 U.S.C. 6295(gg)(1)(B) and (2)(A)), the
proposed standby mode test procedure
is the existing no-load test procedure,
and EISA 2007 does not allow DOE to
modify the existing no-load definition
and test procedure. More specifically,
section 301 of EISA 2007 modified
section 325 of EPCA to set a no-load
mode power consumption standard (42
U.S.C. 6295(u)(3)(A)), and further
modified section 323 to specify that
DOE must continue using a test
procedure based on the EPA’s singlevoltage EPS test procedure. (42 U.S.C.
6293(b)(17))
In addition to mandating an energy
conservation standard for Class A EPSs,
Congress provided exclusions from the
standard for specific classes of EPSs
(e.g., EPSs for medical applications) by
placing them outside of Class A. (42
U.S.C. 6291(36)(C)(ii)) If DOE were to
modify the no-load test procedure to
exempt EPSs for home security
applications, DOE would in effect be
granting an additional exclusion from
the Class A standard, contravening EISA
2007. In the case of statutory standards,
DOE does not have the authority to
grant a request for a waiver from the test
procedure or for an exception from the
standard; under 10 CFR 1003.20(a), DOE
can only grant exceptions from rules or
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1. Clarification of the Definition of
‘‘Consumer Product’’
Tyco and SIA commented that
regardless of common application in
residential homes, security,
surveillance, and life-safety systems
should not be considered consumer
products. (Tyco, No. 29 at p. 2; SIA, No.
22 at p. 2) SIA added that residential
users of security systems are ‘‘simply
the beneficiaries of this commercial
service.’’ (SIA, No. 22 at p. 2)
In response to the request for
clarification, the term ‘‘consumer
product’’ is defined as any energyconsuming product other than an
automobile, ‘‘which, to any significant
extent, is distributed in commerce for
personal use or consumption by
individuals.’’ (42 U.S.C. 6291(1)) This
definition, which determines the scope
of the EISA 2007 Class A EPS standards
that came into effect on July 1, 2008, is
consistent with the guidance DOE
presented during the September 12,
2008, public meeting. DOE also
indicated at the meeting that although it
could not quantify the term ‘‘to any
significant extent,’’ it was clear that any
product that was only distributed in the
commercial and industrial sectors was
not a consumer product. (Pub. Mtg. Tr.,
No. 17 at pp. 85–90) This DOE
clarification of the definition of
consumer product is different from the
interpretation that was received in
comments from PG&E and ACEEE.
In response to the comments on the
scope of the consumer product
definition, DOE notes that cellular
telephones are consumer products and
security systems are no different. In
both cases, consumers purchase the
product with a service contract and pay
monthly fees for the service, without
which the product itself does not
function. In both cases, the consumer
also pays the energy cost associated
with operating the product.
Therefore, in today’s final rule, DOE
is not including any additional
clarification of the term ‘‘consumer
product’’ or excluding any products
from the test procedure on the grounds
that they may not be consumer
products.
PG&E and ACEEE commented that
DOE should clarify the definition of
‘‘consumer product’’ along the lines
presented during the September 2008
public meeting, where DOE indicated
that consumer products are products
that are to any significant extent
distributed in commerce for use by
individuals. Similarly, DOE indicated at
the meeting that the only things that are
not consumer products are those that
are distributed only to commercial and
industrial customers. (PG&E & ACEEE,
No. 21 at p. 2)
2. Insertion of Additional Definitions
Identifying Specific BC Configurations
In the modifications to the BC test
procedure incorporating standby and off
mode measurement presented in the
August 15, 2008, NOPR, DOE relied on
terms such as ‘‘cradle’’ and
‘‘detachable’’ to clarify the application
of the proposed standby and off mode
definitions to various configurations of
BCs. In comments submitted following
publication of the NOPR, PTI, and
AHAM recommended that DOE include
definitions for integral, detachable, and
regulations promulgated by DOE, not
those mandated by Congress.
Therefore, today’s final rule does not
include any exemptions from the
standby or off mode test procedures for
EPSs that do not operate in these modes,
such as those for home security or
telephony applications. Instead, it
inserts the definitions and test
procedures for EPS standby and off
modes that were discussed previously
into appendix Z.
To test EPSs that do not operate in
standby or no-load modes and that in
some cases cannot be easily removed
from their end-use products,
manufacturers need to follow the DOE
EPS test procedure. ‘‘If the power
supply is attached directly to the
product that it is powering,
[manufacturers must] cut the cord
immediately adjacent to the powered
product and connect output
measurement probes at that point.’’
(EPA, ‘‘Test Method for Calculating the
Energy Efficiency of Single-Voltage
External AC–DC and AC–AC Power
Supplies,’’ section 5.a; incorporated by
reference into section 4 of appendix Z)
C. Clarification of Test Procedure
Definitions
In the August 15, 2008, NOPR, DOE
proposed amending the EPS test
procedure in appendix Z by modifying
some existing definitions and adding
new ones to improve clarity and
consistency with industry standards. 73
FR 48054, 48068.
Following publication of the August
15, 2008, NOPR, stakeholders
commented on the definitions DOE
proposed. These commenters suggested
that DOE provide additional
clarification in the application of its test
procedure. In particular, stakeholders
submitted comments on the proposed
(1) clarification of the definition of
‘‘consumer product’’ and (2) insertions
of additional definitions identifying
specific BC configurations.
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cradle-type BCs. (Pub. Mtg. Tr., No. 17
at p. 15) They further noted that these
definitions should be consistent with
those proposed for inclusion in the
‘‘Energy Efficiency Battery Charger
System Test Procedure’’ currently in
development by the California Energy
Commission (CEC). (PTI, No. 17 at p. 15;
AHAM & PTI, No. 24 at pp. 2 and
4–5; AHAM, No. 10 at p. 4)
Section 2 of appendix Y already
contains definitions of detachable and
integral batteries, and DOE believes the
existing definitions provide sufficient
clarity for these two battery
configurations. However, to further
clarify the application of standby and
off mode, DOE is including the
following definition of ‘‘cradle’’ in
today’s final rule:
Cradle is an electrical interface between an
integral battery product and the rest of the
battery charger designed to hold the product
between uses.
This definition is consistent with that
included by the CEC in its BC test
procedure. Today’s final rule inserts this
definition in section 2.f of appendix Y.
sroberts on PROD1PC70 with RULES
D. Switch-Selectable Single-Voltage
EPSs
In the August 15, 2008, NOPR, DOE
proposed language clarifying the testing
required of switch-selectable singlevoltage EPSs. These devices have a
single output but incorporate a switch
that enables users to vary the voltage at
that output. Because these EPSs have a
single output, they fall within the scope
of EISA 2007 Class A standards, but the
existing EPS test procedure is unclear at
which setting they should be tested.
Therefore, DOE proposed that a switchselectable EPS be tested at both its
lowest and highest selectable output
voltage.
In written comments, Australia agreed
with the DOE proposal to test switchselectable EPSs at their highest and
lowest output voltages. (Australia, No.
20 at p. 3) Because no stakeholders
opposed this proposal, DOE is including
requirements that switch-selectable
EPSs have their active-mode efficiency,
standby mode power consumption, and
off mode power consumption tested at
their highest and lowest voltages in
today’s final rule. Today’s final rule will
insert these requirements into sections
4(a)(i) and 4(a)(ii) of appendix Z and
into the certification requirements in 10
CFR 430.62(a)(4)(xxiii) and (xxiv). The
certification requirements are discussed
further in section III.E.
E. Certification Requirements for EPSs
Manufacturers of covered and
regulated products must file testing
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documentation with DOE and certify
that the products they are distributing
into commerce in the United States
comply with Federal energy
conservation standards. Because EISA
2007 modified EPCA by establishing
standards for Class A EPSs, DOE
proposed in its August 15, 2008, NOPR
to modify the certification requirements
to cover the submission of data on EPSs.
73 FR 48054, 48072. These certification
requirements work in concert with the
EPS test procedure in appendix Z and
the sampling plan proposed in the July
25, 2006, NOPR, 71 FR 42178, 42204,
instructing manufacturers how to
demonstrate compliance with EISA
2007 standards for Class A EPSs.13
In the August 15, 2008, NOPR, DOE
included requirements that for each
‘‘basic model’’ of EPS, manufacturers
provide the active-mode efficiency and
no-load-mode power consumption as
well as general information about that
basic model. However, because of the
extent of customization within the EPS
industry and the expected burden
associated with certifying the
compliance of each basic model, DOE
noted that it was also considering
certification requirements based on
design families. The ENERGY STAR
program uses such a structure for EPSs.
Manufacturers need only submit data on
the lowest- and highest-voltage unit of
each design family, which is a
collection of basic models that share the
same output power and fundamental
design but may have different output
voltages. Despite this reduced
requirement, manufacturers would
nonetheless be responsible for the
compliance of all basic models within
the design family.
Following publication of the August
15, 2008, NOPR, stakeholders
commented on the option of certifying
compliance by design family.
Stakeholders raised the following
issues: (1) The data reporting method;
(2) clarification of ‘‘certification’’ versus
‘‘declaration’’; (3) exemption from
certification requirements of products
that had qualified under the ENERGY
STAR program; (4) the data necessary to
certify compliance; (5) reporting of
additional data absent a complete
nameplate; and (6) definitions of ‘‘basic
model’’ and ‘‘design family.’’ These
issues are discussed below.
1. Data Reporting Method
ITI commented that requiring
manufacturers to report efficiency of
13 Because the sampling requirements proposed
in the July 25, 2006, NOPR have not yet been
finalized, manufacturers cannot and need not
submit certification reports for EPSs at this time.
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EPSs may be more burdensome than
maintaining readily available records at
their facilities and stated that Congress
did not mandate reporting requirements
as part of EISA 2007. (ITI, No. 6 at p.
2, No. 28 at pp. 1–2; Pub. Mtg. Tr., No.
17 at pp. 34–35 and 209) However, Ecos
responded that the DOE reporting
requirements are no more burdensome
than the requirements under the
voluntary ENERGY STAR program and
mandatory State efficiency programs
(Pub. Mtg. Tr., No. 17 at p. 211)
AHAM commented that reporting
instills in manufacturers a realization of
their compliance obligations and that
there are mechanisms for easing the
burdens of compliance, such as
centralized submissions of data to
several agencies through a trade
association. (Pub. Mtg. Tr., No. 17 at pp.
213–214) AHAM and PTI also expressed
their preference for the family approach
to reporting. (AHAM & PTI, No. 24 at p.
5)
While the reporting requirements
proposed in the August 15, 2008, NOPR
are typical of the requirements of other
products covered by 10 CFR part 430,
allowing manufacturers to certify results
for only the lowest- and highest-voltage
models within a design family may be
the least burdensome approach for
achieving the objectives of certification.
Such an approach would also be
consistent with the approach of other
EPS efficiency programs, such as
ENERGY STAR.
Based on these considerations and the
comments provided by stakeholders,
DOE is including in this final rule a
requirement that manufacturers certify
the compliance of design families,
supported by submissions of activemode efficiency and no-load power
consumption data for the highest- and
lowest-voltage models within the
families. Today’s final rule inserts these
requirements into 10 CFR
430.62(a)(4)(xxiii).
2. Clarification of ‘‘Certification’’ Versus
‘‘Declaration’’
During the September 2008 public
meeting, Microsoft recommended that
DOE use the term ‘‘declaration’’ when
referring to claims made by a
manufacturer and ‘‘certification’’ when
an independent third party verifies such
claims, as is common industry practice.
(Pub. Mtg. Tr., No. 17 at pp. 201–202)
Despite industry custom, the term
‘‘certification’’ is used unambiguously
throughout subpart F of 10 CFR part 430
to refer to manufacturer self-certification
of their products. For instance,
paragraph (a)(1) of 10 CFR 430.62 states
that ‘‘each manufacturer * * * shall
certify by means of a compliance
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statement and certification report,’’
which is to be ‘‘signed by the company
official submitting the statement.’’
Paragraph (e), ‘‘Third party
representation,’’ of the same section
permits, but does not require,
manufacturers to use a third party to
submit compliance statements or
certification data on the manufacturer’s
behalf. Because the term ‘‘certification’’
is used unambiguously throughout 10
CFR part 430, DOE is not changing
‘‘certification’’ to ‘‘declaration’’ in
today’s final rule.
sroberts on PROD1PC70 with RULES
3. Exemption From Certification
Requirements of Products that
Previously Qualified Under the
ENERGY STAR Program
ITI recommended that DOE deem
ENERGY STAR-qualified EPSs
compliant with EISA 2007 requirements
and not require manufacturers to certify
their compliance in a separate
submission to DOE. (ITI, No. 6 at pp. 4–
5, No. 28 at p. 2)
Although DOE is sensitive to the
reporting burden on manufacturers, it
requires that the compliance of products
subject to energy conservation standards
under 10 CFR part 430 be certified and
reported to DOE, regardless of whether
the products have qualified under the
requirements of the ENERGY STAR
program. 10 CFR 430.62(a). Because
EPSs are covered products under 10
CFR 430.2 and subject to standards
included in EISA 2007 by Congress, (42
U.S.C. 6295(u)(3)(A)), manufacturers
will have to demonstrate the
compliance of their EPSs 14 according to
10 CFR 430.62.
Furthermore, the sampling plans of
DOE (presented in the July 25, 2006,
NOPR) and ENERGY STAR will most
likely differ. This could impact the
compliance of models when the
differences between ENERGY STAR
guidelines and EISA 2007 standards are
small enough (or nonexistent, as for the
no-load power consumption for AC–AC
EPSs) and manufacturing variations lead
to significant differences in EPS
efficiency or no-load power from one
unit to the next of a single model.
ENERGY STAR requires
manufacturers to test three randomly
chosen units of the same model and
self-certify the compliance of all three
units for the model to qualify. (EPA,
‘‘ENERGY STAR Program Requirements
for Single Voltage External AC–DC and
AC–AC Power Supplies: Eligibility
14 Manufacturers
are not required to certify
compliance with EISA 2007 standards to DOE until
the sampling requirements proposed in the July 25,
2006, NOPR are finalized. 71 FR 72178, 72204.
However, manufacturers are required to be in
compliance with the standards in the meantime.
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Criteria,’’ Version 2.0, sections 4.B and
4.E). In contrast in the July 25, 2006,
NOPR, DOE proposed that ‘‘a sample of
sufficient size shall be selected at
random and tested to ensure that * * *
(2) Any represented value of the
estimated energy consumption of a basic
model for which consumers would favor
higher values [e.g., active mode
efficiency] shall be no greater than the
lower of: (i) The mean of the sample, or
(ii) The lower 97.5 percent confidence
limit of the true mean divided by 0.95.’’
71 FR 42178, 42204.
If adopted by DOE in a final rule, this
different sampling requirement could
result in manufacturers certifying lower
active mode efficiency and higher noload power consumption results—for
the same model—to DOE than to
ENERGY STAR. Therefore, today’s final
rule does not exempt ENERGY STARqualified EPSs from DOE certification
requirements.
Nonetheless, manufacturers ‘‘shall
establish, maintain, and retain the
records of the underlying test data’’
(e.g., the efficiency values measured at
each active-mode loading condition)
and make them available to DOE upon
request. 10 CFR 430.62(d).
Manufacturers shall report the average
active-mode efficiency as a percentage
and the no-load mode power
consumption in watts. Today’s final rule
inserts this requirement into 10 CFR
430.62(c)(4)(xxiii) for the highest- and
lowest-voltage models in a design
family (discussed further in section
III.E.6) and into 430.62(c)(4)(xxiv) for
the highest and lowest selectable output
voltage for each switch-selectable EPS
model. Separate active-mode efficiency
and no-load mode power consumption
metrics will be reported for each of the
units tested 16 and, in the case of the
switch-selectable models, for each of the
output voltage settings.
4. Data Necessary to Certify Compliance
Ecos commented that the August 15,
2008, NOPR was unclear whether
manufacturers should, for each unit
tested, submit to DOE the efficiency
values measured at each of the four
active mode loading conditions (25
percent, 50 percent, 75 percent, and 100
percent of nameplate output current) or
only submit their average. (Pub. Mtg.
Tr., No. 17 at p. 203) PG&E and ACEEE
commented that manufacturers should
submit to DOE the efficiency values
measured at each loading condition, and
not just the average, as the additional
detail may aid DOE in developing future
standards. (PG&E & ACEEE, No. 21 at p.
4)
However, ITI commented that data
submission and certification are
burdensome and requested that DOE not
require data submission out of
convenience and consider ways of
minimizing the manufacturer reporting
burden. (ITI, No. 28 at pp. 1–2) HP
suggested that DOE allow manufacturers
to self-test and certify without requiring
extensive reporting of test results. (HP,
No. 30 at p. 2)
There does not appear to be a
significant regulatory or analytical
benefit to systematically collecting
intermediate efficiency values at each of
the loading conditions in addition to
their average. Therefore, today’s final
rule requires that only average activemode efficiency be reported.15
5. Reporting of Data Absent a Complete
Nameplate
During the September 2008 public
meeting, DOE noted that some EPSs
(e.g., high-power EPSs with output
power greater than 250 watts) have
nameplates that do not list all output
parameters necessary to calculate the
loading conditions specified in the test
procedure in appendix Z.
Microsoft commented that dedicateduse EPSs, which are intended for
operation only with a particular end-use
product load, may be another category
of EPSs without output power, current,
or voltage information on the
nameplate. For these products, the
output power may be listed on the enduse product. (Pub. Mtg. Tr., No. 17 at p.
161) As an alternative, Ecos, PG&E, and
ACEEE commented that DOE could
require manufacturers to provide all
required information on the product
label. (Pub. Mtg. Tr., No. 17 at p. 162;
PG&E & ACEEE, No. 21 at p. 3), while
AHAM suggested direct reporting of the
ratings to DOE as a way to forgo an
additional labeling requirement. (Pub.
Mtg. Tr., No. 17 at pp. 162–163)
In today’s final rule, DOE is adopting
the solution proposed by AHAM and
amending the certification requirements
to require reporting of the output power
for all EPSs and of the output current for
EPSs that omit it from the nameplate.
Because the EISA 2007 standard
levels depend on output power, (42
U.S.C. 6295(u)(3)(A)), DOE must require
15 Section 5.e of the EPA single-voltage EPS test
procedure requires that ‘‘Average efficiency shall
also be calculated and reported as the arithmetic
mean of the efficiency values calculated at Test
Conditions 1, 2, 3, and 4 in Table 1,’’ where the
‘‘Test Conditions’’ correspond to 100 percent, 75
percent, 50 percent, and 25 percent of nameplate
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output current. (EPA, Test Method for Calculating
the Energy Efficiency of Single-Voltage External
AC–DC and AC–AC Power Supplies,’’ p. 9).
16 Sampling requirements specifying the selection
of units to be tested were proposed in the July 25,
2006, NOPR, but have not yet been finalized.
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procedure can still be used if these
parameters are absent from the
nameplate.
Although manufacturers would
submit this output parameter
information directly to DOE, external
parties wishing to verify manufacturer
tests could obtain it by visiting the
Resource Room of the Building
Technologies Program 18 or requesting it
directly from manufacturers. These
modifications will be inserted into
sections (a)(4)(xxiii) and (xxiv) of 10
CFR 430.62 and sections 2.l and 2.m of
appendix Z.
17 Section 5.b of the EPA single-voltage EPS test
procedure requires that active mode efficiency be
measured at 100 percent, 75 percent, 50 percent,
and 25 percent of nameplate output current. (EPA,
‘‘Test Method for Calculating the Energy Efficiency
of Single-Voltage External AC–DC and AC–AC
Power Supplies,’’ pp. 6–7).
sroberts on PROD1PC70 with RULES
manufacturers to report the active mode
efficiency, no-load power consumption
(see section III.E.4), and output power
for all EPSs to verify compliance with
standards. This requirement is
consistent with the existing paragraphs
under 430.62(a)(4), which require
manufacturers to report the capacity of
covered products in cases where the
standard levels depend on capacity.
However, the EISA 2007 standard
levels do not depend on the output
current, which is only necessary for
calculating the active mode loading
conditions 17 required by the test
procedure. In most cases the output
current can therefore be read off the
nameplate of the EPS being tested;
however, DOE does not require
manufacturers to list the output current
on the EPS nameplate and cannot rely
on its presence. Therefore, DOE is
requiring manufacturers to report output
current in cases where it is absent from
the nameplate.
Today’s final rule also amends the
definitions of the nameplate power and
current (section 2 of appendix Z) to refer
to this manufacturer-supplied output
information, which means that the test
18 The U.S. Department of Energy, Resource Room
of the Building Technologies Program, is located at
950 L’Enfant Plaza, SW., Suite 600, Washington,
DC, and is open between 9 a.m. and 4 p.m., Monday
through Friday, except Federal holidays. Please call
Ms. Brenda Edwards at (202) 586–2945 to arrange
a visit.
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6. Definitions of ‘‘Basic Model’’ and
‘‘Design Family’’
In the August 15, 2008, NOPR, DOE
noted that it was considering defining
EPS design families as groups of basic
models that share output power and
‘‘fundamental electrical circuit design,’’
but that vary by voltage. 73 FR 48054,
48074. (See sections II.D and III.E) Ecos,
PG&E, and ACEEE commented that DOE
should also specify design families on
the basis of output cord resistance, not
cord length, as length is not the only
parameter that determines cord
resistance and the resultant losses. (Pub.
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13329
Mtg. Tr., No. 17 at p. 200; PG&E &
ACEEE, No. 21 at p. 4).
Lacking additional stakeholder
comments, today’s final rule contains a
definition of ‘‘external power supply
design family’’ that is consistent with
the discussion in the August 15, 2008,
NOPR, 73 FR 48054, 48074, and which
incorporates the above guidance on cord
resistance:
External power supply design family
means a set of external power supply basic
models, produced by the same manufacturer,
which share the same circuit layout, output
power, and output cord resistance, but differ
in output voltage.
Today’s final rule will insert the
above definition into section 2,
‘‘Definitions,’’ of 10 CFR part 430.
Furthermore, today’s final rule also
requires that the compliance statement
covering each design family be
supported with test results for the
highest- and lowest-voltage models
within the design family. These
requirements will be inserted into
sections (a)(4)(xxiii) and (xxiv) of 10
CFR 430.62. Figure III.1 and Figure III.2
present suggested formats for the
compliance statement and certification
report that manufacturers can use to
certify the compliance of EPS design
families, based on the generic format
found in appendix A to subpart F of part
430.
BILLING CODE 6450–01–P
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Manufacturers wishing to certify the
compliance of individual basic models
should treat them as a design family
With one model.
IV. Effect of Test Procedure Revisions
on Compliance with Standards
In amending a test procedure, section
323(e) of EPCA directs DOE to
determine to what extent, if any, the test
procedure would alter the measured
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energy efficiency of the covered
product. If the amended test procedure
alters the measured efficiency, the
Secretary must amend the applicable
energy conservation standard to the
extent the amended test procedure
changes the energy efficiency of
products that minimally comply with
the existing standard. (42 U.S.C.
6293(e)) On July 1, 2008, the energy
conservation standards contained in
section 301(c) of EISA 2007 regarding
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13331
the active mode efficiency and no-load
mode power consumption of Class A
EPSs became effective. However, the
test procedure amendments included in
this final rule do not affect compliance
with these standards because they do
not substantively change the
measurement of active mode efficiency
and no-load mode power consumption.
Of the five amendments discussed in
section III, only those pertaining to (1)
standby mode test procedures; (2) test
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procedure definitions; and (3) switchselectable EPS testing could potentially
affect compliance with standards.
Although this final rule amends the
current active and no-load mode test
procedure so that it pertains to the
‘‘measurement of standby mode (also
no-load mode) energy consumption and
active mode efficiency,’’ there are no
substantive changes that would impact
testing in active or no-load mode.
Similarly, although the rule amends and
adds to the test procedure definitions,
the amendments codify generally
accepted industry definitions without
impacting the active or no-load mode
measurement results.
Finally, although today’s final rule
amends the EPS test procedure to
specify how switch-selectable EPSs
should be tested, these amendments do
not affect standards compliance either.
Whereas under the existing test
procedure manufacturers would test
switch-selectable EPSs at each output
voltage setting, under the amended test
procedure, as under the ENERGY STAR
program, manufacturers need only test
these EPSs at the highest- and lowestvoltage settings. Nonetheless, a switchselectable EPS that was in compliance
under the existing test procedure will be
in compliance under the amended test
procedure because the efficiencies
measured at all the output voltage
settings of a switch-selectable EPS will
lie between those measured at the
highest- and lowest-voltage settings. In
other words, a switch-selectable EPS
that was previously compliant when
tested at each of its output voltage
settings will be deemed compliant at
either its highest- or lowest-voltage
setting. Therefore, today’s amendment
does not impact compliance with EISA
2007 EPS standards.
Because none of the amendments
contained in today’s rule change the
measurement of active mode efficiency
and no-load mode power consumption,
the rule has no impact on compliance
with the EISA 2007 EPS standards.
There are no existing standards for BCs.
There were no stakeholder comments on
the effects of test procedure
amendments on compliance with
standards.
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V. Procedural Requirements
A. Executive Order 12866
Today’s regulatory action is not a
‘‘significant regulatory action’’ under
section 3(f) of Executive Order 12866,
‘‘Regulatory Planning and Review,’’ 58
FR 51735 (October 4, 1993).
Accordingly, this action was not subject
to review under that Executive Order by
the Office of Information and Regulatory
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Affairs (OIRA) of the Office of
Management and Budget (OMB).
B. Regulatory Flexibility Act
The Regulatory Flexibility Act (5
U.S.C. 601 et seq.) requires preparation
of an initial regulatory flexibility
analysis for any rule that by law must
be proposed for public comment, unless
the Department certifies that the rule, if
promulgated, will not have a significant
economic impact on a substantial
number of small entities. As required by
Executive Order 13272, ‘‘Proper
Consideration of Small Entities in
Agency Rulemaking,’’ 67 FR 53461
(August 16, 2002), DOE published
procedures and policies on February 19,
2003, to ensure that the potential
impacts of its rules on small entities are
properly considered during the DOE
rulemaking process. 68 FR 7990. DOE
has made its procedures and policies
available on the Office of the General
Counsel’s Web site, https://
www.gc.doe.gov.
DOE reviewed today’s final rule under
the provisions of the Regulatory
Flexibility Act and the policies and
procedures published on February 19,
2003. DOE tentatively certified in the
August 15, 2008, NOPR that the
proposed rule would not have a
significant impact on a substantial
number of small entities. 73 FR 48054,
48077. DOE received one comment from
Power Technology specifically
regarding small business impacts.
(Power Technology, No. 5 at p. 1). While
it seems that Power Technology does
not manufacture EPSs for consumer
products, and is therefore not directly
affected by this rulemaking, DOE would
like to address the possible concerns of
affected parties. While the EPS
standards that became effective on July
1, 2008 were Congressionally mandated,
today’s rule mitigates their impact by
requiring certification according to the
design family approach. Because of the
substantially lower burden resulting
from this approach, DOE reaffirms that
this rule will have no significant
economic impact on a substantial
number of small entities.
C. Paperwork Reduction Act
This rulemaking imposes no new
information or recordkeeping
requirements. See August 15, 2008,
NOPR, 73 FR 48054, 48078.
Accordingly, OMB clearance is not
required under the Paperwork
Reduction Act. (44 U.S.C. 3501 et seq.)
D. National Environmental Policy Act
This rule is covered under the
Categorical Exclusion found in DOE’s
National Environmental Policy Act
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regulations. This rule amends an
existing rule without changing its
environmental effect, and, therefore, is
covered by the Categorical Exclusion A5
found in appendix A to subpart D, 10
CFR part 1021. Accordingly, neither an
environmental assessment nor an
environmental impact statement is
required.
E. Executive Order 13132
Executive Order 13132, ‘‘Federalism,’’
64 FR 43255 (August 10, 1999), imposes
certain requirements on agencies
formulating and implementing policies
or regulations that preempt State law or
that have Federalism implications. The
Executive Order requires agencies to
examine the constitutional and statutory
authority supporting any action that
would limit the policymaking discretion
of the States and to carefully assess the
necessity for such actions. The final rule
would not have a substantial direct
effect on the States, on the relationship
between the national government and
the States, or on the distribution of
power and responsibilities among the
various levels of government. Executive
Order 13132 requires no further action.
F. Executive Order 12988
Regarding the review of existing
regulations and the promulgation of
new regulations, section 3(a) of
Executive Order 12988, ‘‘Civil Justice
Reform,’’ 61 FR 4729 (February 7, 1996),
imposes on Federal agencies the general
duty to adhere to the following
requirements: (1) Eliminate drafting
errors and ambiguity; (2) write
regulations to minimize litigation; and
(3) provide a clear legal standard for
affected conduct rather than a general
standard and promote simplification
and burden reduction. Regarding the
review required by section 3(a), section
3(b) of Executive Order 12988
specifically requires that Executive
agencies make every reasonable effort to
ensure that the regulation (1) clearly
specifies the preemptive effect, if any;
(2) clearly specifies any effect on
existing Federal law or regulation; (3)
provides a clear legal standard for
affected conduct while promoting
simplification and burden reduction; (4)
specifies the retroactive effect, if any; (5)
adequately defines key terms; and (6)
addresses other important issues
affecting clarity and general
draftsmanship under any guidelines
issued by the Attorney General. Section
3(c) of Executive Order 12988 requires
Executive agencies to review regulations
in light of applicable standards in
sections 3(a) and 3(b) to determine
whether they are met or it is
unreasonable to meet one or more of
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them. DOE has completed the required
review and determined that, to the
extent permitted by law, this rule meets
the relevant standards of Executive
Order 12988.
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G. Unfunded Mandates Reform Act of
1995
The Unfunded Mandates Reform Act
of 1995 (Pub. L. 104–4) (UMRA)
generally requires Federal agencies to
examine closely the impacts of
regulatory actions on State, local, and
Tribal governments. Subsection 101(5)
of title I of that law defines a Federal
intergovernmental mandate to include
any regulation that would impose upon
State, local, or Tribal governments an
enforceable duty, except a condition of
Federal assistance or a duty arising from
participating in a voluntary federal
program. Title II of UMRA requires each
Federal agency to assess the effects of
Federal regulatory actions on State,
local, and Tribal governments and the
private sector. For proposed regulatory
actions likely to result in a rule that may
cause expenditures by State, local, and
Tribal governments, in the aggregate, or
by the private sector, of $100 million or
more (adjusted annually for inflation),
section 202 of UMRA requires a Federal
agency to publish estimates of the
resulting costs, benefits, and other
effects on the national economy. Section
204 of UMRA also requires a Federal
agency to develop an effective process
to permit timely input by elected
officers of State, local, and Tribal
governments on a proposed ‘‘significant
intergovernmental mandate.’’ On March
18, 1997, DOE published a statement of
policy on its process for
intergovernmental consultation under
UMRA (62 FR 12820) (also available at
https://www.gc.doe.gov). Today’s final
rule would modify the current test
procedures for BCs and EPSs. Today’s
rule contains neither an
intergovernmental mandate, nor a
mandate that may result in the
expenditure by State, local, and Tribal
governments, or by the private sector, of
$100 million or more in any year.
Accordingly, no assessment or analysis
is required under the Unfunded
Mandates Reform Act of 1995.
H. Treasury and General Government
Appropriations Act, 1999
Section 654 of the Treasury and
General Government Appropriations
Act, 1999 (Pub. L. 105–277) requires
Federal agencies to issue a Family
Policymaking Assessment for any rule
that may affect family well-being.
Today’s rule would not have any impact
on the autonomy or integrity of the
family as an institution. Accordingly,
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DOE has concluded that it is
unnecessary to prepare a Family
Policymaking Assessment.
significant energy action. Accordingly,
DOE has not prepared a Statement of
Energy Effects.
I. Executive Order 12630
Pursuant to Executive Order 12630,
‘‘Governmental Actions and Interference
with Constitutionally Protected Property
Rights,’’ 53 FR 8859 (March 15, 1988),
DOE has determined that this rule
would not result in any takings that
might require compensation under the
Fifth Amendment to the United States
Constitution.
L. Section 32 of the Federal Energy
Administration Act of 1974
J. Treasury and General Government
Appropriations Act, 2001
The Treasury and General
Government Appropriations Act, 2001
(44 U.S.C. 3516 note) provides for
agencies to review most disseminations
of information to the public under
guidelines established by each agency
pursuant to general guidelines issued by
OMB. OMB’s guidelines were published
at 67 FR 8452 (February 22, 2002), and
DOE’s guidelines were published at 67
FR 62446 (October 7, 2002). DOE has
reviewed today’s notice under the OMB
and DOE guidelines and has concluded
that it is consistent with applicable
policies in those guidelines.
K. Executive Order 13211
Executive Order 13211, ‘‘Actions
Concerning Regulations That
Significantly Affect Energy Supply,
Distribution, or Use,’’ 66 FR 28355 (May
22, 2001), requires Federal agencies to
prepare and submit to OMB a Statement
of Energy Effects for any proposed
significant energy action. A ‘‘significant
energy action’’ is defined as any action
by an agency that promulgated or is
expected to lead to promulgation of a
final rule, and that (1) is a significant
regulatory action under Executive Order
12866, or any successor order; and (2)
is likely to have a significant adverse
effect on the supply, distribution, or use
of energy; or (3) is designated by the
Administrator of OIRA as a significant
energy action. For any proposed
significant energy action, the agency
must give a detailed statement of any
adverse effects on energy supply,
distribution, or use should the proposal
be implemented, and of reasonable
alternatives to the action and their
expected benefits on energy supply,
distribution, and use. Today’s regulatory
action is not a significant regulatory
action under Executive Order 12866 or
any successor order; would not have a
significant adverse effect on the supply,
distribution, or use of energy; and has
not been designated by the
Administrator of OIRA as a significant
energy action. Therefore, it is not a
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Under section 301 of the Department
of Energy Organization Act (Pub. L. 95–
91), DOE must comply with all laws
applicable to the former Federal Energy
Administration, including section 32 of
the Federal Energy Administration Act
of 1974 (Pub. L. 93–275), as amended by
the Federal Energy Administration
Authorization Act of 1977 (Pub. L. 95–
70). (15 U.S.C. 788) Section 32 provides
that where a proposed rule authorizes or
requires use of commercial standards,
the notice of proposed rulemaking must
inform the public of the use and
background of such standards. Section
32(c) also requires DOE to consult with
the Department of Justice and the
Federal Trade Commission (FTC)
concerning the impact of commercial or
industry standards on competition.
Certain of the amendments and
revisions in this final rule incorporate
testing methods contained in the
following commercial standards: (1)
CEC 2007 Appliance Efficiency
Regulations, section 1604(u)(1), which
directly cites ‘‘Test Method for
Calculating the Energy Efficiency of
Single-Voltage External Ac-Dc and AcAc Power Supplies’’; (2) IEEE Standard
1515–2000, ‘‘IEEE Recommended
Practice for Electronic Power
Subsystems: Parameter Definitions, Test
Conditions, and Test Methods’’; and (3)
IEC Standard 62301 ‘‘Household
electrical appliances—Measurement of
standby power.’’ As stated in the August
15, 2008, NOPR, DOE has evaluated
these standards and is unable to
conclude whether they fully comply
with the requirements of section 32(b) of
the Federal Energy Administration Act,
(i.e., that they were developed in a
manner that fully provides for public
participation, comment, and review). 73
FR 48054, 48079. DOE has consulted
with the Attorney General and the
Chairman of the FTC concerning the
impact on competition of requiring
manufacturers to use the test methods
contained in these standards, and
neither recommended against
incorporation of these standards.
M. Congressional Notification
As required by 5 U.S.C. 801, DOE will
report to Congress on the promulgation
of today’s rule before its effective date.
The report will state that it has been
determined that the rule is not a ‘‘major
rule’’ as defined by 5 U.S.C. 801(2).
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VI. Approval of the Office of the
Secretary
The Secretary of Energy has approved
publication of this final rule.
List of Subjects in 10 CFR Part 430
Administrative practice and
procedure, Confidential business
information, Energy conservation,
Household appliances, Imports,
Incorporation by reference,
Intergovernmental relations, Small
businesses.
Issued in Washington, DC, on March 11,
2009.
Rita L. Wells,
Acting Deputy Assistant Secretary for
Business Administration, Energy Efficiency
and Renewable Energy.
For the reasons stated in the preamble,
part 430 of chapter II of title 10, Code
of Federal Regulations, is amended as
set forth below:
■
PART 430—ENERGY CONSERVATION
PROGRAM FOR CONSUMER
PRODUCTS
1. The authority citation for part 430
continues to read as follows:
■
Appendix Y to Subpart B of Part 430—
Uniform Test Method for Measuring the
Energy Consumption of Battery
Chargers
*
*
2. In § 430.2 add, in alphabetical
order, a definition for ‘‘external power
supply design family,’’ to read as
follows:
■
Definitions.
*
*
*
*
*
External power supply design family
means a set of external power supply
basic models, produced by the same
manufacturer, which share the same
circuit layout, output power, and output
cord resistance, but differ in output
voltage.
*
*
*
*
*
■ 3. In § 430.23 revise paragraphs (aa)
and (bb) to read as follows:
*
*
*
*
*
2. Definitions:
*
*
*
f. Cradle is an electrical interface between
an integral battery product and the rest of the
battery charger designed to hold the product
between uses.
*
Authority: 42 U.S.C. 6291–6309; 28 U.S.C.
2461 note.
§ 430.2
the no-load, off, and standby mode
energy consumption levels expressed in
watts, shall be measured in accordance
with section 4 of appendix Z of this
subpart.
■ 4. Amend appendix Y to subpart B of
part 430 by:
■ a. Redesignating paragraphs 2.f, 2.g,
2.h, and 2.i as 2.g, 2.i, 2j, and 2.l,
respectively;
■ b. Adding new paragraphs 2.f, 2.h,
2.k;
■ c. Revising newly redesignated
paragraph 2.l;
■ d. Add new paragraphs 4(c) and 4(d);
The revisions and additions read as
follows:
*
*
*
*
h. Manual on-off switch is a switch
activated by the user to control power
reaching the device. This term does not apply
to any mechanical, optical, or electronic
switches that automatically disconnect mains
power from the device when a battery is
removed from a cradle or charging base or,
for products with non-detachable batteries,
that control power to the product itself.
*
*
*
*
*
k. Off mode is the condition, applicable
only to units with manual on-off switches, in
which the battery charger is (1) connected to
the main electricity supply; (2) is not
connected to the battery; and (3) all manual
on-off switches are turned off.
l. Standby mode (also no-battery mode)
means the condition in which (1) the battery
charger is connected to the main electricity
supply; (2) the battery is not connected to the
charger; and (3) for battery chargers with
manual on-off switches, all such switches are
turned on.
*
*
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§ 430.23 Test procedures for the
measurement of energy and water
consumption.
(c)(1) Standby Mode Energy Consumption
Measurement. Conduct a measurement of
standby power consumption while the
battery charger is connected to the power
source. Disconnect the battery from the
charger and record the power (i.e., watts)
consumed as the time series integral of the
power consumed over a 1-hour test period,
divided by the period of measurement. If the
battery charger has manual on-off switches,
all must be turned on for the duration of the
standby mode test.
(2) Standby mode may also apply to
products with integral batteries. If the
product uses a cradle and/or adapter for
power conversion and charging, then
*
*
*
*
(aa) Battery Chargers. The energy
consumption of a battery charger,
expressed as the nonactive energy ratio,
shall be measured in accordance with
section 4(a) of appendix Y of this
subpart. The energy consumption of a
battery charger in standby mode and off
mode shall be measured in accordance
with sections 4(c) and 4(d), respectively,
of appendix Y of this subpart.
(bb) External Power Supplies. The
energy consumption of an external
power supply, including active-mode
efficiency expressed as a percentage and
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*
*
*
*
4. Test Measurement:
*
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*
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*
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*
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‘‘disconnecting the battery from the charger’’
will require disconnection of the end-use
product, which contains the batteries. The
other enclosures of the battery charging
system will remain connected to the main
electricity supply, and standby mode power
consumption will equal that of the cradle
and/or adapter alone.
(3) If the product also contains integrated
power conversion and charging circuitry and
is powered through a detachable AC power
cord, then only the cord will remain
connected to mains, and standby mode
power consumption will equal that of the AC
power cord (i.e., zero watts).
(4) Finally, if the product contains
integrated power conversion and charging
circuitry but is powered through a nondetachable AC power cord or plug blades,
then no part of the system will remain
connected to mains, and standby mode
measurement is not applicable.
(d)(1) Off Mode Energy Consumption
Measurement. If the battery charger has
manual on-off switches, record a
measurement of off mode energy
consumption while the battery charger is
connected to the power source. Remove the
battery from the charger and record the
power (i.e., watts) consumed as the time
series integral of the power consumed over
a 1-hour test period, divided by the period
of measurement, with all manual on-off
switches turned off. If the battery charger
does not have manual on-off switches, record
that the off mode measurement is not
applicable to this product.
(2) Off mode may also apply to products
with integral batteries. If the product uses a
cradle and/or adapter for power conversion
and charging, then ‘‘disconnecting the battery
from the charger’’ will require disconnection
of the end-use product, which contains the
batteries. The other enclosures of the battery
charging system will remain connected to the
main electricity supply, and off mode power
consumption will equal that of the cradle
and/or adapter alone.
(3) If the product also contains integrated
power conversion and charging circuitry and
is powered through a detachable AC power
cord, then only the cord will remain
connected to mains, and off mode power
consumption will equal that of the AC power
cord (i.e., zero watts).
(4) Finally, if the product contains
integrated power conversion and charging
circuitry but is powered through a nondetachable AC power cord or plug blades,
then no part of the system will remain
connected to mains, and off mode
measurement is not applicable.
5. Amend Appendix Z to subpart B of
part 430 by:
■ a. Revising paragraphs 1 and 2;
■ b. Adding, to paragraph 3, after the
introductory heading ‘‘3. Test Apparatus
and General Instructions’’ the paragraph
designation ‘‘(a) Single-Voltage External
Power Supply’’;
■ c. Adding a new paragraph 3(b); and
■ d. Revising paragraph 4.
The revisions and additions read as
follows:
■
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THDI =
2
2
2
I 2 + I 32 + I 4 + I 52 + …… I n
I1
where In is the RMS value of the nth
harmonic of the current signal.
w. True power factor (PF) is the ratio of the
active power (P) consumed in watts to the
apparent power (S), drawn in volt-amperes.
PF =
P
S
This definition of power factor includes the
effect of both distortion and displacement.
x. Unit under test is the external power
supply being tested.
3. * * *
(a) Single-Voltage External Power Supply.
* * *
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(b) Multiple-Voltage External Power
Supply. [Reserved]
4. Test Measurement:
(a) Single-Voltage External Power Supply
(i) Standby Mode and Active Mode
Measurement—The measurement of standby
mode (also no-load mode) energy
consumption and active mode efficiency
shall conform to the requirements specified
in section 5, ‘‘Measurement Approach’’ of the
CEC’s ‘‘Test Method for Calculating the
Energy Efficiency of Single-Voltage External
Ac-Dc and Ac-Ac Power Supplies,’’ August
11, 2004, (incorporated by reference, see
§ 430.3). Switch-selectable single-voltage
external power supplies shall be tested
twice—once at the highest nameplate output
voltage and once at the lowest.
(ii) Off-Mode Measurement—If the external
power supply unit under test incorporates
manual on-off switches, the unit under test
shall be placed in off mode, and its power
consumption in off mode measured and
recorded. The measurement of the off mode
energy consumption shall conform to the
requirements specified in section 5,
‘‘Measurement Approach,’’ of the CEC’s
‘‘Test Method for Calculating the Energy
Efficiency of Single-Voltage External Ac-Dc
and Ac-Ac Power Supplies,’’ August 11, 2004
(incorporated by reference, see § 430.3), with
two exceptions. In section 5.a, ‘‘Preparing
UUT [Unit Under Test] for Test,’’ all manual
on-off switches shall be placed in the ‘‘off’’
position for the measurement. In section 5.d,
‘‘Testing Sequence,’’ the technician shall
consider the UUT stable if, over 5 minutes
with samples taken at least once every
second, the AC input power does not drift
from the maximum value observed by more
than 1 percent or 50 milliwatts, whichever is
greater. The only loading condition that will
be measured for off mode is ‘‘Load Condition
5’’ in Table 1 of the CEC’s test procedure.
Switch-selectable single-voltage external
power supplies shall have their off mode
power consumption measured twice— once
at the highest nameplate output voltage and
once at the lowest.
(b) Multiple-Voltage External Power
Supply. [Reserved]
6. In § 430.62 add and reserve
paragraphs (a)(4)(xviii) through (xxii)
and add new paragraphs (a)(4)(xxiii)
and (a)(4)(xxiv), to read as follows:
■
§ 430.62
Submission of data.
(a) * * *
(4) * * *
(xviii)–(xxii) [Reserved]
(xxiii) External power supplies, the
average active mode efficiency
percentage, no-load mode power
consumption in watts, nameplate output
power in watts, and, if missing from the
nameplate, the output current in
amperes of the highest- and lowestvoltage models within the external
power supply design family.
(xxiv) Switch-selectable single-voltage
voltage external power supplies, the
average active mode efficiency
percentage and no-load mode power
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ER27MR09.410
1. Scope: This appendix covers the test
requirements used to measure energy
consumption of external power supplies.
2. Definitions: The following definitions
are for the purposes of understanding
terminology associated with the test method
for measuring external power supply energy
consumption. For clarity on any other
terminology used in the test method, please
refer to IEC Standard 60050 or IEEE Standard
100. (Reference for guidance only, see
§ 430.4.)
a. Active mode means the mode of
operation when the external power supply is
connected to the main electricity supply and
the output is (or ‘‘all outputs are’’ for a
multiple-voltage external power supply)
connected to a load (or ‘‘loads’’ for a
multiple-voltage external power supply).
b. Active mode efficiency is the ratio,
expressed as a percentage, of the total real
output power produced by a power supply to
the real input power required to produce it.
(Reference for guidance only, see IEEE
Standard 1515–2000, 4.3.1.1, § 430.4.)
c. Active power (also real power) (P) means
the root-mean-square (RMS) value of the
instantaneous power taken over one period.
(Reference for guidance only, see IEEE
Standard 1515–2000, § 430.4.)
d. Ambient temperature means the
temperature of the ambient air immediately
surrounding the unit under test.
e. Apparent power (S) is the product of
RMS voltage and RMS current (VA).
f. Instantaneous power means the product
of the instantaneous voltage and
instantaneous current at a port (the terminal
pair of a load).
g. Manual on-off switch is a switch
activated by the user to control power
reaching the device. This term does not apply
to any mechanical, optical, or electronic
switches that automatically disconnect mains
power from the device when a load is
disconnected from the device, or that control
power to the load itself.
h. Minimum output current means the
minimum current that must be drawn from
an output bus for an external power supply
to operate within its specifications.
i. Multiple-voltage external power supply
means an external power supply that is
designed to convert line voltage AC input
into more than one simultaneous lowervoltage output.
j. Nameplate input frequency means the
AC input frequency of the power supply as
specified on the manufacturer’s label on the
power supply housing.
k. Nameplate input voltage means the AC
input voltage of the power supply as
specified on the manufacturer’s label on the
power supply housing.
l. Nameplate output current means the
current output of the power supply as
specified on the manufacturer’s label on the
power supply housing (either DC or AC) or,
if absent from the housing, as provided by
the manufacturer.
m. Nameplate output power means the
power output of the power supply as
specified on the manufacturer’s label on the
power supply housing or, if absent from the
housing, as specified in documentation
provided by the manufacturer.
n. Nameplate output voltage means the
voltage output of the power supply as
specified on the manufacturer’s label on the
power supply housing (either DC or AC).
o. No-load mode means the mode of
operation when an external power supply is
connected to the main electricity supply and
the output is (or ‘‘all outputs are’’ for a
multiple-voltage external power supply) not
connected to a load (or ‘‘loads’’ for a
multiple-voltage external power supply).
p. Off mode is the condition, applicable
only to units with manual on-off switches, in
which the external power supply is (1)
connected to the main electricity supply; (2)
the output is not connected to any load; and
(3) all manual on-off switches are turned off.
q. Output bus means any of the outputs of
the power supply to which loads can be
connected and from which power can be
drawn, as opposed to signal connections
used for communication.
r. Single-voltage external AC–AC power
supply means an external power supply that
is designed to convert line voltage AC input
into lower voltage AC output and is able to
convert to only one AC output voltage at a
time.
s. Single-voltage external AC–DC power
supply means an external power supply that
is designed to convert line voltage AC input
into lower-voltage DC output and is able to
convert to only one DC output voltage at a
time.
t. Standby mode means the condition in
which the external power supply is in noload mode and, for external power supplies
with manual on-off switches, all such
switches are turned on.
u. Switch-selectable single voltage external
power supply means a single-voltage AC–AC
or AC–DC power supply that allows users to
choose from more than one output voltage.
v. Total harmonic distortion, expressed as
a percentage, is the RMS value of an AC
signal after the fundamental component is
removed and interharmonic components are
ignored, divided by the RMS value of the
fundamental component. THD of current is
defined as:
ER27MR09.409
sroberts on PROD1PC70 with RULES
Appendix Z to Subpart B of Part 430—
Uniform Test Method for Measuring the
Energy Consumption of External Power
Supplies
13335
13336
Federal Register / Vol. 74, No. 58 / Friday, March 27, 2009 / Rules and Regulations
consumption in watts at the lowest and
highest selectable output voltage,
nameplate output power in watts, and,
if missing from the nameplate, the
output current in amperes.
*
*
*
*
*
[FR Doc. E9–6138 Filed 3–26–09; 8:45 am]
BILLING CODE 6450–01–P
DEPARTMENT OF THE TREASURY
Office of the Comptroller of the
Currency
12 CFR Part 3
[Docket ID OCC–2009–0002]
RIN 1557–AD15
Risk-Based Capital Guidelines—Money
Market Mutual Funds
sroberts on PROD1PC70 with RULES
AGENCY: Office of the Comptroller of the
Currency, Treasury.
ACTION: Final rule.
SUMMARY: On September 19, 2008, the
Board of Governors of the Federal
Reserve System adopted the AssetBacked Commercial Paper Money
Market Mutual Fund Liquidity Facility
(the ‘‘AMLF’’ or ‘‘ABCP Lending
Facility’’) which enables depository
institutions and bank holding
companies to borrow from the Federal
Reserve Bank of Boston on a nonrecourse basis if they use the proceeds
of the loan to purchase certain assetbacked commercial paper (ABCP) from
money market mutual funds. The
purpose of this action was to reduce
strains being experienced by money
market mutual funds. To facilitate
national bank participation in the
program, the Office of the Comptroller
of the Currency (OCC) adopted on
September 19, 2008, on an interim final
basis, an exemption from its risk-based
capital guidelines for ABCP held by a
national bank as a result of its
participation in this program.
The AMLF was set to expire on
January 30, 2009. However, to
encourage the stability of money market
mutual funds, the program has been
extended to October 30, 2009. This rule
finalizes the risk-based capital
exemption and extends the risk-based
capital exemption to ABCP purchased
beyond the original January 30, 2009,
date. This final rule applies the riskbased capital exemption to any ABCP
purchased as a result of a national
bank’s participation in the facility. The
risk-based capital exemption will
continue to apply if the AMLF is
extended beyond October 30, 2009.
DATES: Effective Date: March 27, 2009.
VerDate Nov<24>2008
15:28 Mar 26, 2009
Jkt 217001
FOR FURTHER INFORMATION CONTACT:
Margot Schwadron, Senior Risk Expert,
(202) 874–6022, Capital Policy Division;
Hugh Carney, Attorney; or Stuart
Feldstein, Assistant Director, Legislative
and Regulatory Activities Division,
(202) 874–5090; Office of the
Comptroller of the Currency, 250 E
Street, SW., Washington, DC 20219.
SUPPLEMENTARY INFORMATION:
Introduction
In light of the ongoing dislocations in
the financial markets, and their impact
on the functioning of the ABCP markets
and the operations of money market
mutual funds, the Board of Governors of
the Federal Reserve System (FRB)
adopted the AMLF on September 19,
2008.1 Under the AMLF, depository
institutions and bank holding
companies (banking organizations) are
able to borrow from the Federal Reserve
Bank of Boston on a nonrecourse basis
on condition that the banking
organizations use the proceeds of the
Federal Reserve credit to purchase, at
amortized cost, certain highly rated U.S.
dollar-denominated ABCP from money
market mutual funds. The ABCP
purchased must be used to secure the
borrowing from the Reserve Bank. The
purpose of the AMLF is to enable
money market mutual funds to increase
their liquidity by enabling them to sell
some of their high-credit-quality
secured assets at amortized cost. The
AMLF was set to expire on January 30,
2009. However, to promote continued
stability in the money market mutual
funds, the FRB extended the program
until October 30, 2009.
Description of Interim Final Rule
National banks that participate in the
AMLF must acquire and hold ABCP on
their balance sheet. These ABCP
holdings are subject to regulatory capital
requirements under the OCC’s
regulatory capital guidelines and rules.2
To facilitate national bank participation
in the AMLF, the OCC adopted, on an
interim final basis, an exemption from
its risk-based capital guidelines for
ABCP purchased by a national bank as
a result of its participation in the
facility.3 Specifically, the interim final
rule amended the OCC’s risk-based
capital guidelines to permit national
banks to assign a zero percent risk
weight to ABCP purchased as a result of
participation in the facility. The interim
final rule applied to ABCP purchased
between September 19, 2008, and
1 The OCC’s interim final rule refers to the AMLF
as the ‘‘ABCP Lending Facility.’’
2 See 12 CFR Part 3.
3 73 FR 55704 (Sept. 26, 2008).
PO 00000
Frm 00024
Fmt 4700
Sfmt 4700
January 30, 2009. The OCC received one
comment from an industry trade group
that supported the rule and encouraged
its adoption without change.
Description of Final Rule
The OCC continues to believe that the
ABCP acquired by a national bank
pursuant to the AMLF does not expose
the participating national banks to
credit or market risk because of the nonrecourse nature of the Federal Reserve’s
credit extension. Therefore, the OCC
concludes that it would be
appropriate—and consistent with the
economic substance of the
transactions—to continue to apply the
risk-based capital exemption to a
national bank that serves as an
intermediary in the AMLF. In light of
the Federal Reserve’s extension of the
AMLF program, the OCC has
determined to extend the risk-based
capital exemption to ABCP purchased
beyond the original January 30, 2009
date. The risk-based capital exemption
applies to any ABCP purchased as a
result of a national bank’s participation
in the facility. The risk-based capital
exemption will continue to apply if the
Federal Reserve further extends the
AMLF program beyond October 30,
2009.
Consistent with generally accepted
accounting principles, the OCC would
expect national banks to report
purchased ABCP as an investment
security (for example, held-to-maturity).
These assets would be reflected at the
time of purchase at the national bank’s
best estimate of fair value. The nonrecourse nature of the transaction would
impact the valuation of the liability to
the Federal Reserve. After reflecting any
appropriate discounts on the assets and
associated liabilities, national banks are
not expected to report any material net
gains or losses at the time of purchase.
Effective Date
This final rule is effective
immediately upon publication. An
agency may publish a final rule with an
immediate effective date if the agency
finds good cause and publishes such
with the final rule.4
The OCC finds that good cause exists
for an immediate effective date. As
previously described in this preamble,
modification of the risk-based capital
guidelines is critical to maintain the
orderly functioning of financial markets,
to provide market liquidity, and to
encourage stability of the operations of
money market mutual funds. In the
current market environment, a 30 day
delayed effective date is impracticable
45
U.S.C. 553(d)(3).
E:\FR\FM\27MRR1.SGM
27MRR1
Agencies
[Federal Register Volume 74, Number 58 (Friday, March 27, 2009)]
[Rules and Regulations]
[Pages 13318-13336]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: E9-6138]
=======================================================================
-----------------------------------------------------------------------
DEPARTMENT OF ENERGY
10 CFR Part 430
[Docket No. EERE-2008-BT-TP-0004]
RIN 1904-AB75
Energy Conservation Program: Test Procedures for Battery Chargers
and External Power Supplies (Standby Mode and Off Mode)
AGENCY: Office of Energy Efficiency and Renewable Energy, Department of
Energy.
ACTION: Final rule.
-----------------------------------------------------------------------
SUMMARY: The Department of Energy (DOE) is amending its test procedures
for battery chargers (BCs) and external power supplies (EPSs) to
include provisions for measuring standby mode and off mode energy
consumption, as directed by the Energy Independence and Security Act of
2007 (EISA 2007). Furthermore, DOE is adding to its single-voltage
external power supply test procedure specifications for testing switch-
selectable external power supplies. Finally, DOE is extending the
current certification reporting requirements to the Class A external
power supplies for which Congress established energy efficiency
standards in EISA 2007.
DATES: This rule is effective April 27, 2009. The incorporation by
reference of certain publications listed in the rule is approved by the
Director of the Federal Register on April 27, 2009.
ADDRESSES: You may review copies of all materials related to this
rulemaking at the U.S. Department of Energy, Resource Room of the
Building Technologies Program, 950 L'Enfant Plaza, SW., Suite 600,
Washington, DC, (202) 586-2945, between 9 a.m. and 4 p.m., Monday
through Friday, except Federal holidays. Please call Ms. Brenda Edwards
at the above telephone number for additional information regarding
visiting the Resource Room. Please note: The Department's Freedom of
Information Reading Room no longer houses rulemaking materials.
FOR FURTHER INFORMATION CONTACT: Mr. Victor Petrolati, U.S. Department
of Energy, Office of Energy Efficiency and Renewable Energy, Building
Technologies Program, EE-2J, 1000 Independence Avenue, SW., Washington,
DC 20585-0121. Telephone: (202) 586-4549. E-mail:
Victor.Petrolati@ee.doe.gov.
Ms. Francine Pinto, Esq., or Mr. Michael Kido, Esq., U.S.
Department of Energy, Office of General Counsel, GC-72, 1000
Independence Avenue, SW., Washington, DC 20585. Telephone: (202) 586-
7432, or (202) 586-8145. E-mail: Francine.Pinto@hq.doe.gov or
Michael.Kido@hq.doe.gov.
SUPPLEMENTARY INFORMATION: This final rule incorporates by reference,
into part 430 the following industry standard:
California Energy Commission (CEC), ``Test Method for
Calculating the Energy Efficiency of Single-Voltage External AC-DC and
AC-AC Power Supplies,'' August 11, 2004.
You can obtain free copies of the CEC Test Method from the
California Energy Commission, 1516 Ninth Street, MS-25, Sacramento, CA
95814, (916) 654-4091, or https://www.efficientpowersupplies.org/methods.asp.
The following standards are referred to in the DOE test procedures
and elsewhere in this part, but are not incorporated by reference.
These sources are provided solely for information and guidance.
IEC 62301, ``Household electrical appliances--Measurement
of standby power,'' First Edition, June 13, 2005.
IEC 60050, ``International Electrotechnical Vocabulary.''
IEEE 1515-2000, ``IEEE Recommended Practice for Electronic
Power Subsystems: Parameter Definitions, Test Conditions, and Test
Methods,'' March 30, 2000.
IEEE 100, ``Authoritative Dictionary of IEEE Standards
Terms,'' Seventh Edition, January 1, 2006.
You can purchase copies of IEC Standards 62301 and 60050 from the
American National Standards Institute, 11 West 42nd Street, New York,
New York 10036, (212) 642-4936, or https://webstore.iec.ch.
You can purchase copies of IEEE Standards 1515-2000 and 100 from
the Institute of Electrical and Electronics Engineers, Inc., 3 Park
Avenue, 17th Floor, New York, NY 10016-5997, (212) 419-7900, or https://www.ieee.org/web/publications/standards.
You can also view copies of these standards at the U.S. Department
of Energy, Resource Room of the Building Technologies Program, 950
L'Enfant Plaza, SW., 6th Floor, Washington, DC 20024, (202) 586-2945,
between 9 a.m. and 4 p.m., Monday through Friday, except Federal
holidays.
[[Page 13319]]
Table of Contents
I. Background and Legal Authority
II. Summary of the Final Rule
A. Standby Mode and Off Mode Definitions and Test Procedures
B. Clarification of Test Procedure Definitions
C. Switch-Selectable Single-Voltage EPSs
D. Certification Requirements for EPSs
E. Proposed Amendments Not Adopted in the Final Rule
III. Discussion
A. Standby Mode and Off Mode Definitions
1. Harmonization of Standby and Off Mode Definitions
2. Differentiation Between EPS No-Load Mode and BC No-Battery
Mode
3. Clarification of the Definition of the On-Off Switch
B. Standby Mode and Off Mode Test Procedures
1. Specifying the Duration of the BC Standby and Off Mode Tests
2. Clarifying the BC Standby Mode Test for Integral-Battery
Products
3. Obviating EPS Standby Mode Testing Through End-Use Product
Testing
4. Modifying the Stability Requirement for Measuring EPS Energy
Consumption
5. Clarifying the Assessment Point for AC Input Power Into the
EPS
6. Clarifying the Disconnection Point for Standby Mode Testing
for Systems With More Than Two Major Enclosures
7. Specifying and Reporting the Shunt Resistance Value Used
During EPS Measurement
8. Excluding EPSs That Do Not Operate in Standby or No-Load
Modes From Standby Mode Testing
C. Clarification of Test Procedure Definitions
1. Clarification of the Definition of ``Consumer Product''
2. Insertion of Additional Definitions Identifying Specific BC
Configurations
D. Switch-Selectable Single-Voltage EPSs
E. Certification Requirements for EPSs
1. Data Reporting Method
2. Clarification of ``Certification'' Versus ``Declaration''
3. Exemption From Certification Requirements of Products That
Previously Qualified Under the ENERGY STAR Program
4. Data Necessary to Certify Compliance
5. Reporting of Data Absent a Complete Nameplate
6. Definitions of ``Basic Model'' and ``Design Family''
IV. Effect of Test Procedure Revisions on Compliance With Standards
V. Procedural Requirements
A. Executive Order 12866
B. Regulatory Flexibility Act
C. Paperwork Reduction Act
D. National Environmental Policy Act
E. Executive Order 13132
F. Executive Order 12988
G. Unfunded Mandates Reform Act of 1995
H. Treasury and General Government Appropriations Act, 1999
I. Executive Order 12630
J. Treasury and General Government Appropriations Act, 2001
K. Executive Order 13211
L. Section 32 of the Federal Energy Administration Act of 1974
M. Congressional Notification
VI. Approval of the Office of the Secretary
I. Background and Legal Authority
Title III of the Energy Policy and Conservation Act, as amended (42
U.S.C. 6291 et seq.; EPCA) sets forth a variety of provisions designed
to improve energy efficiency. Part A \1\ of title III (42 U.S.C. 6291-
6309) establishes the ``Energy Conservation Program for Consumer
Products Other Than Automobiles.'' The consumer (``covered products'')
currently subject to this program include battery chargers and external
power supplies (referred to respectively as ``BCs'' and ``EPSs'').
Manufacturers of covered products are required to use the relevant DOE
test procedures to certify compliance with the energy conservation
standards adopted under EPCA.
---------------------------------------------------------------------------
\1\ This part was originally titled Part B; however, it was
redesignated Part A after Part B was repealed by Public Law 109-58.
---------------------------------------------------------------------------
Section 323(b) of EPCA authorizes DOE to amend or establish new
test procedures as appropriate for each of the covered products. (42
U.S.C. 6293(b)) This section provides that ``[a]ny test procedures
prescribed or amended under this section shall be reasonably designed
to produce test results which measure energy efficiency, energy use,
water use (in the case of showerheads, faucets, water closets and
urinals), or estimated annual operating cost of a covered product
during a representative average use cycle or period of use, as
determined by the Secretary [of Energy], and shall not be unduly
burdensome to conduct.'' (42 U.S.C. 6293(b)(3)) In addition, EPCA
states that DOE ``shall determine, in the rulemaking carried out with
respect to prescribing such procedure, to what extent, if any, the
proposed test procedure would alter the measured energy efficiency,
measured energy use, or measured water use of any covered product as
determined under the existing test procedure.'' (42 U.S.C. 6293(e)(1))
Of particular relevance to the present test procedure rulemaking,
section 135 of the Energy Policy Act of 2005 (EPACT), Public Law 109-
58, amended sections 321 and 325 of EPCA by providing definitions for
BCs and EPSs and directing the Secretary to prescribe ``definitions and
test procedures for the power use of battery chargers and external
power supplies.'' (42 U.S.C. 6295(u)(1)(A)) DOE complied with this
requirement by publishing a test procedure final rule, 71 FR 71340, on
December 8, 2006, which included definitions and test procedures for
BCs and EPSs. DOE codified the test procedure for BCs in appendix Y to
subpart B of part 430 in title 10 of the Code of Federal Regulations
(CFR) (``Uniform Test Method for Measuring the Energy Consumption of
Battery Chargers'') and the test procedure for EPSs in appendix Z to
subpart B of 10 CFR part 430 (``Uniform Test Method for Measuring the
Energy Consumption of External Power Supplies'').
On December 19, 2007, the Energy Independence and Security Act of
2007 (EISA 2007), Public Law 110-140, amended sections 321, 323, and
325 of EPCA, prompting DOE to propose amendments to its test procedures
for BCs and EPSs. These amendments were published in the August 15,
2008, notice of proposed rulemaking (NOPR), 73 FR 48054.
Section 301 of EISA 2007 amended section 321 of EPCA by modifying
definitions concerning EPSs. EPACT had amended EPCA to define an EPS as
``an external power supply circuit that is used to convert household
electric current into DC current or lower-voltage AC current to operate
a consumer product.'' \2\ (42 U.S.C. 6291(36)(A)) Section 301 of EISA
2007 further amended this definition by creating a subset of EPSs
called Class A External Power Supplies. EISA 2007 defined this subset
as those EPSs that, in addition to meeting several other requirements
common to all EPSs,\3\ are ``able to convert to only 1 AC or DC output
voltage at a time'' and have ``nameplate output power that is less than
or equal to 250 watts.'' (42 U.S.C. 6291(36)(C)(i)) Section 301 also
amended EPCA to establish minimum standards for these products, which
became effective on July 1, 2008 (42 U.S.C. 6295(u)(3)(A)), and
directed DOE to publish a final rule by July 1, 2011, to determine
whether to amend these energy conservation
[[Page 13320]]
standards for EPSs. (42 U.S.C. 6295(u)(3)(D))
---------------------------------------------------------------------------
\2\ The terms ``AC'' and ``DC'' refer to the polarity (i.e.,
direction) and amplitude of current and voltage associated with
electrical power. For example, a household wall socket supplies
alternating current (AC), which varies in amplitude and reverses
polarity. In contrast, a battery or solar cell supplies direct
current (DC), which is constant in both amplitude and polarity.
\3\ The full EISA 2007 definition of a class A external power
supply includes a device that ``(I) is designed to convert line
voltage AC input into lower voltage AC or DC output; (II) is able to
convert to only 1 AC or DC output voltage at a time; (III) is sold
with, or intended to be used with, a separate end-use product that
constitutes the primary load; (IV) is contained in a separate
physical enclosure from the end-use product; (V) is connected to the
end-use product via a removable or hard-wired male/female electrical
connection, cable, cord, or other wiring; and (VI) has nameplate
output power that is less than or equal to 250 watts.'' (42 U.S.C.
6291(36)(C)(i)).
---------------------------------------------------------------------------
In addition, section 309 of EISA 2007 amended section 325(u)(1)(E)
of EPCA, instructing DOE to issue ``a final rule that determines
whether energy conservation standards shall be issued for external
power supplies or classes of external power supplies.'' (42 U.S.C.
6295(u)(1)(E)(i)(I)) As explained in the August 15, 2008, NOPR, DOE
interpreted this section as a requirement to determine by December 19,
2009, whether energy conservation standards shall be issued for non-
Class A EPSs. See 73 FR 48054, 48056.
Section 310 of EISA 2007 amended section 325 of EPCA to establish
definitions for active mode, standby mode, and off mode. This section
also directed DOE to amend its existing test procedures by December 31,
2008, to measure the energy consumed in standby mode and off mode for
both BCs and EPSs. Further, it authorized the Department to amend, by
rule, any of the definitions for active, standby, and off mode as long
as the Department takes into consideration the most current versions of
Standards 62301 (``Household Electrical Appliances--Measurement of
Standby Power'') and 62087 (``Methods of Measurement for the Power
Consumption of Audio, Video and Related Equipment'') of the
International Electrotechnical Commission (IEC). (See EPCA, section
325(gg)(2)(A), codified at 42 U.S.C. 6295(gg)(2)(A).)
DOE's proposals were presented and explained at a public meeting on
September 12, 2008. DOE invited written comments, data, and information
on the NOPR and accepted such material through October 29, 2008.
II. Summary of the Final Rule
In this final rule, DOE is modifying the current test procedures
for BCs and EPSs. The amendments achieve the following objectives:
(1) Address the statutory requirement to expand test procedures to
incorporate measurement of standby mode and off mode energy consumption
for BCs and single-voltage EPSs, including switch-selectable single-
voltage EPSs;
(2) Clarify the existing single-voltage EPS test procedure by
revising existing definitions and adopting new ones; and
(3) Incorporate certification requirements for EPSs subject to
minimum efficiency standards effective July 1, 2008.
Table 1 lists the sections of 10 CFR part 430 affected by the
amendments promulgated in this final rule. The left column in the table
cites the locations of the provisions in the CFR that are being
changed, while the right lists the changes themselves.
Table 1--Summary of Changes Promulgated in This Final Rule and Affected
Sections of 10 CFR Part 430
------------------------------------------------------------------------
Existing section in 10 CFR part 430 Summary of modifications
------------------------------------------------------------------------
Section 430.2 of Subpart A--Definitions Defines an external
power supply design family.
Section 430.4 of Subpart A--Reference Inserts new technical
Sources. references.
Section 430.23 of Subpart B--Test Modifies ``(aa)
Procedures for the Measurement of battery charger'' and ``(bb)
Energy and Water Consumption. external power supply'' to
include energy consumption in
standby mode and off mode.
Appendix Y to Subpart B of Part 430--
Uniform Test Method for Measuring the
Energy Consumption of Battery Chargers.
1. Scope........................... No change.
2. Definitions..................... Modifies the
definition for standby mode.
Inserts definitions
for cradle, manual on-off
switch, and off mode.
3. Test Apparatus and General No change.
Instructions.
4. Test Measurement................ Inserts procedures to
measure energy consumption in
standby mode and off mode.
Appendix Z to Subpart B of Part 430--
Uniform Test Method for Measuring the
Energy Consumption of External Power
Supplies.
1. Scope........................... Modifies scope to
encompass all types of energy
consumption of external power
supplies.
2. Definitions..................... Clarifies existing
definitions for:
Active mode
[cir] Active mode efficiency
[cir] No-load mode
[cir] Total harmonic
distortion
[cir] True power factor
Inserts new
definitions for:
[cir] Active power
[cir] Ambient temperature
[cir] Apparent power
[cir] Instantaneous power
[cir] Manual on-off switch
[cir] Minimum output current
[cir] Multiple-voltage
external power supply
[cir] Nameplate input
frequency
[cir] Nameplate input voltage
[cir] Nameplate output
current
[cir] Nameplate output power
[cir] Nameplate output
voltage
[cir] Off mode
[cir] Output bus
[cir] Standby mode
[cir] Switch-selectable
single-voltage external power
supply
[cir] Unit under test
3. Test Apparatus and General Divides section 3 into
Instructions. 3(a) for single-voltage EPSs
and 3(b) for multiple-voltage
EPSs.
Maintains the existing
test procedure for single-
voltage EPSs in 3(a).
[[Page 13321]]
Reserves section 3(b)
for a future multiple-voltage
EPS test procedure.
4. Test Measurement................ Divides section 4 into
4(a) for single-voltage EPSs
and 4(b) for multiple-voltage
EPSs.
[cir] Maintains the existing
active and standby mode test
procedure for single-voltage
EPSs in 4(a)(i).
[cir] Inserts new off mode
test procedure for single
voltage EPSs in 4(a)(ii).
[cir] Reserves section 4(b)
for a future multiple-voltage
EPS test procedure.
Section 430.62 of Subpart F--Submission Inserts submission
of Data. requirement for active mode
efficiency and no-load power
consumption data for EPSs and
switch-selectable single-
voltage EPSs.
------------------------------------------------------------------------
DOE believes that today's amendments neither alter the measured
energy efficiency of the tested products nor add any burden on the
industry because the changes only (1) clarify existing test procedures
or (2) insert test procedures for modes that are not regulated by
standards. Thus, DOE is amending its test procedures as summarized in
the following sections.
A. Standby Mode and Off Mode Definitions and Test Procedures
As explained in the August 15, 2008, NOPR, the standby and off mode
definitions created by EISA 2007 do not apply to all BCs and EPSs.
Therefore, following the requisite consideration of IEC standards
62301\4\ and 62087,\5\ DOE proposed amended definitions.
---------------------------------------------------------------------------
\4\ IEC 62301, ``Household Electrical Appliances--Measurement of
Standby Power,'' International Electrotechnical Commission, First
edition, June 2005.
\5\ IEC 62087, ``Methods of Measurement for the Power
Consumption of Audio, Video and Related Equipment,'' International
Electrotechnical Commission, Second edition, October 2008.
---------------------------------------------------------------------------
In today's final rule, DOE (1) adopts amended definitions of
standby mode and off mode for BCs and EPSs, (2) revises the test
procedures to measure standby mode and off mode energy consumption for
BCs and EPSs; and (3) includes a definition of a ``manual on-off
switch'' to clarify the application of the above test procedures. A
detailed discussion of the definitions and test procedures for standby
and off mode can be found in sections III.A and III.B below.
B. Clarification of Test Procedure Definitions
In the August 15, 2008, NOPR, DOE proposed amendments to the
definitions to improve the clarity of the existing test procedures.
Through written and oral comments, stakeholders suggested additional
clarifications to the definitions. Accordingly, in today's final rule,
DOE is modifying the definitions of numerous terms, listed in Table 1.
A detailed discussion of these definitions can be found in section
III.C.
C. Switch-Selectable Single-Voltage EPSs
DOE proposed in the August 15, 2008, NOPR a method for testing
single-voltage EPSs that incorporate a switch-selectable output
voltage. For these EPSs, DOE proposed that testing be conducted twice:
first with the output voltage set to the highest voltage and then with
the output voltage set to the lowest voltage. Stakeholders did not
oppose this proposal; therefore, DOE is including it in this final
rule. Section III.D provides a brief discussion of testing requirements
for switch-selectable EPSs.
D. Certification Requirements for EPSs
Manufacturers of covered and regulated products must report to DOE
that the products they manufacture comply with applicable energy
conservation standards. To demonstrate compliance with EISA 2007
standards for Class A EPSs manufacturers must: (1) Select a
representative sample of units, (2) test them according to the DOE test
procedure, and (3) certify the compliance of the EPS model(s) based on
the test results of the sample.
DOE proposed sampling requirements for BCs and EPSs on July 25,
2006. 71 FR 42178, 42204. While some of the provisions from that
proposal were finalized in the December 8, 2006, final rule, 71 FR
71340, the sampling requirements are in the process of being finalized
in a separate rulemaking proceeding. Manufacturers are not required to
certify compliance with EISA 2007 standards to DOE until these sampling
requirements are finalized; however, manufacturers are required to be
in compliance with the standards.
DOE also proposed test procedures for measuring the energy
efficiency of BCs (appendix Y) and EPSs (appendix Z) in the July 25,
2006, NOPR. 71 FR 42178, 42206-42207. These were finalized in the
December 8, 2006, final rule, 71 FR 71340, 71368. Amendments to these
test procedures are discussed in sections III.A, III.B, III.C, and
III.D.
Finally, DOE proposed definitions of ``basic model'' and ``covered
product'' as they apply to BCs and EPSs in the July 25, 2006, NOPR. 71
FR 42178, 42203. The December 8, 2006, final rule inserted these
definitions into 10 CFR 430.2. 71 FR 71340, 71365-71366. However,
because of the absence of standards, DOE did not propose certification
requirements for EPSs or BCs in the July 25, 2006 NOPR. Following the
passage of EISA 2007 on December 19, 2007, and the establishment of
mandatory standards for Class A EPSs, DOE proposed certification
requirements for Class A EPSs in the August 15, 2008, NOPR. 73 FR
48054, 48072-48076. In addition, DOE considered an alternate
methodology by which manufacturers would certify the compliance of each
basic model, but only submit test results for the highest- and lowest-
voltage basic models within a design family (i.e., a group of similar
models that differ only by output voltage). 73 FR 48054, 48073-48074
(August 15, 2008). Based on stakeholder comments, DOE is including this
methodology in today's final rule, as discussed further in section
III.E.
E. Proposed Amendments Not Adopted in the Final Rule
DOE also proposed several other amendments to the EPS test
procedure. Due to the number of stakeholder comments and the limited
timeframe for this rulemaking, DOE has decided to postpone
consideration of these
[[Page 13322]]
proposals and exclude them from this final rule.
The August 15, 2008, NOPR proposed to amend the EPS test procedure
to allow for testing of multiple-voltage EPSs, a type of EPS subject to
the non-Class A determination analysis. Because no test procedure
currently exists to measure the efficiency or energy consumption of
multiple-voltage EPSs, DOE developed a proposed test procedure. See 73
FR 48054, 48064-48068 (August 15, 2008). Due to the limited time
provided by EISA 2007 and limited resources available prior to the
publication of this final rule, DOE was unable to address the large
number of stakeholder comments received and decided to defer action on
multiple-voltage EPSs to a 2009 rulemaking.
In the August 15, 2008, NOPR, DOE also considered making limited
changes to the test setup and measurement instructions for single-
voltage EPSs that would have been modeled on its proposed test
procedure for multiple-voltage EPSs. These changes were intended to
reduce the testing burden and improve the accuracy and repeatability of
measurement by accounting for the limitations of test equipment and
laboratory conditions. Stakeholders from environmental and consumer
groups as well as other standard-setting organizations, however, were
concerned that modifying the EPS single-voltage test procedure would
undo international efforts to enact consistent test procedures and
standards for single-voltage EPSs. Because of these negative comments,
DOE decided to exclude any amendments affecting the measurement of
single-voltage EPSs in active and no-load modes from this final rule.
Lastly, this final rule does not include an active mode test
procedure for BCs. Because DOE did not include an active mode BC test
procedure in the August 15, 2008, NOPR, including one in this
particular final rule would have prevented the public from having an
opportunity to comment on this issue. (42 U.S.C. 6293(b)(3)) DOE does,
however, intend to propose an active mode BC test procedure in 2009 and
solicit comments to address this issue in greater detail.
III. Discussion
A. Standby Mode and Off Mode Definitions
In the August 15, 2008, NOPR, DOE proposed that for BCs, standby
mode (or no-load mode) \6\ is ``the condition in which (1) the battery
charger is connected to the main electricity supply; (2) the battery is
not connected to the charger; and (3) for battery chargers with manual
on-off switches, all switches are turned on.'' 73 FR 48054, 48060. Off
mode is the condition, for battery chargers with manual on-off
switches, ``in which the battery charger is (1) connected to the main
electricity supply; (2) is not connected to the battery; and (3) all
switches are turned off.'' 73 FR 48054, 48061 (August 15, 2008).
---------------------------------------------------------------------------
\6\ For BCs, the two modes were proposed to be equivalent;
however, in the final rule, DOE is dropping the term ``no-load
mode'' in favor of ``no-battery mode.'' For EPSs, the two modes are
similar: standby mode is no-load mode, except with all manual on-off
switches turned on. However, because the no-load mode test procedure
already requires that the EPS be tested with all manual on-off
switches turned on, the test procedure for no-load mode and standby
mode are the same.
---------------------------------------------------------------------------
DOE proposed similar definitions for EPSs, except that in standby
and off modes, EPSs were to be disconnected from their loads rather
than from a battery. DOE proposed to define standby mode to mean ``the
condition in which the EPS is in no-load mode and, for external power
supplies with on-off switches, all switches are turned on,'' 73 FR
48054, 48062 (August 15, 2008), and no-load mode to mean ``the mode of
operation when an EPS is connected to the main electricity supply and
the output is (or ``all outputs are'' for a multiple-voltage external
power supply) not connected to a load (or ``loads'' for a multiple-
voltage external power supply.),'' 73 FR 48054, 48062 (August 15,
2008). DOE also proposed to define off mode as ``the condition,
applicable only to units having on-off switches, in which the external
power supply is (1) connected to the main electricity supply; (2) the
output is not connected to any load; and (3) all switches are turned
off.'' 73 FR 48054, 48063 (August 15, 2008).
DOE received comments on three issues related to the proposed
definitions for standby and off mode: (1) Harmonization of the standby
and off mode definitions with international standards; (2)
differentiation between EPS no-load mode and BC no-battery mode; and
(3) clarification of the definition of the on-off switch used to
distinguish standby mode from off mode for both BCs and EPSs. A
discussion of stakeholder comments on these issues is presented below.
1. Harmonization of Standby and Off Mode Definitions
During the test procedure public meeting held on September 12,
2008, Microsoft recommended that DOE harmonize with standby and off
mode definitions and test procedures proposed in the European Union.
(Pub. Mtg. Tr., No. 17 at p. 71) \7\ Similarly, the U.S. Environmental
Protection Agency (EPA) and the Australian Department of the
Environment, Water, Heritage, and the Arts (Australia) commented that
DOE should not develop a separate definition for standby mode, lest it
interfere with a forthcoming version of IEC Standard 62301 on standby
power measurement. (EPA, No. 31 at p. 1; Australia, No. 20 at p. 2) \8\
The Association of Home Appliance Manufacturers (AHAM), however, noted
that although DOE is correct to consider IEC Standard 62301 in defining
standby mode, it should not include it by reference, because the IEC
standard is a ``living document'' and subject to change. (Pub. Mtg.
Tr., No. 17 at p. 82)
---------------------------------------------------------------------------
\7\ A notation in the form ``Pub. Mtg. Tr., No. 17 at p. 71''
identifies an oral comment that DOE received during the September
12, 2008, NOPR public meeting. This comment was recorded in the
public meeting transcript in the docket for this rulemaking (Docket
No. EERE-2008-BT-TP-0004), maintained in the Resource Room of the
Building Technologies Program. This particular notation refers to a
comment (1) recorded in document number 17, which is the public
meeting transcript filed in the docket of this rulemaking and (2)
appearing on page 71 of document number 17.
\8\ A notation in the form ``EPA, No. 31 at p. 1'' identifies a
written comment that DOE has received and has included in the docket
of this rulemaking. This particular notation refers to (1) a comment
submitted by the Environmental Protection Agency (EPA), (2) in
document number 31 in the docket of this rulemaking, and (3)
appearing on page 1 of document number 37.
---------------------------------------------------------------------------
As required by the EISA 2007 amendments to section 323 of EPCA (62
U.S.C. 6295(gg)(B)), the proposed definitions of standby and off mode
were developed after considering IEC Standards 62301 and 62087.
However, as described in the August 15, 2008, NOPR, these international
standards apply to a variety of electronic products, and do not provide
the specific guidance necessary for repeatable measurement of BC and
EPS standby and off mode energy consumption. Also, the differing scope
between IEC Standard 62301 and DOE's EPS test procedure should allay
Australia's concern with conflicts between the two. Therefore, today's
final rule maintains the structure of the definitions and test
procedures presented in the August 15, 2008 NOPR and does not
incorporate IEC Standard 62301.
The standby mode definition in today's final rule references the
no-load mode definition, which comes from EPA's internationally
recognized ``Test Method for Calculating the Energy Efficiency of
Single-Voltage External AC-DC and AC-AC Power Supplies.'' \9\
Accordingly, the adoption
[[Page 13323]]
of today's test procedure, which is based on EPA's internationally
recognized protocol for EPSs, fosters continued international
harmonization of energy efficiency testing procedures.
---------------------------------------------------------------------------
\9\ The development of this test procedure was funded by the
California Energy Commission's Public Interest Energy Research
Program (PIER), and the test procedure is also known as the ``CEC
single-voltage EPS test procedure.'' (EPA, Test Method for
Calculating the Energy Efficiency of Single-Voltage External AC-DC
and AC-AC Power Supplies,'' p. 1. See https://www.energystar.gov/ia/partners/prod_development/downloads/power_supplies/EPSupplyEffic_TestMethod_0804.pdf).
---------------------------------------------------------------------------
2. Differentiation Between EPS No-Load Mode and BC No-Battery Mode
Ecos Consulting and the Power Tool Institute (PTI) and AHAM
commented that BC ``no-load mode'' (included as an alternate name for
``standby mode'' in the ``Definitions'' section of the BC test
procedure, section 2 of appendix Y) was confusing and Ecos suggested
that it be renamed to ``no-battery mode'' to avoid confusion when
testing BCs with wall adapters. (Pub. Mtg. Tr., No. 17 at pp. 74-76)
The amendments to the definition of BC standby mode proposed in the
August 15, 2008, NOPR also referred to the BC mode in question as ``no
load mode.'' 73 FR 48054, 48080. Nonetheless, DOE recognizes that using
this term for BCs may cause unnecessary confusion. Furthermore, because
the term ``no-load'' is used nowhere else in the existing BC test
procedure in appendix Y, the EPA BC test procedure that it references,
or the other amendments promulgated by today's final rule, there is no
benefit to maintaining it in the definitions section. Therefore, DOE is
renaming BC ``no-load mode'' to ``no-battery mode'' in the definition
of BC standby mode. Today's final rule will insert this amended
definition into section 2.l of appendix Y.
3. Clarification of the Definition of the On-Off Switch
As the above discussion illustrates, the definitions for standby
and off modes that DOE proposed in the August 15, 2008, NOPR depend on
the state of the on-off switch used to control the BC or EPS. User-
activated on-off switches are not common in BCs and EPSs, and in their
comments, stakeholders expressed some confusion regarding the meaning
of the term ``on-off switch'' in the context of the standby and off
mode definitions.
For example, products with integral batteries typically have some
battery charging circuits inside the products, and it may be unclear
which switches should be turned on for standby mode testing. Because
the on-off switches of integral battery products control end-use
product operation and not battery charging, testers have traditionally
turned them off while testing the BC portion of the product, so that
end-use product power consumption is not measured in addition to BC
power consumption. But since the definition of standby mode proposed in
the August 15, 2008, NOPR would reverse this longstanding practice by
asking testers to turn all on-off switches on, adopting this change
without further clarification could create confusion for testers.
Ecos commented that the on-off switch referenced in the definitions
could be mistaken for an automatic switch that the user activates
inadvertently when removing the battery. Ecos stressed that because DOE
is introducing a new mode, it should define the on-off switch carefully
to avoid confusion. (Pub. Mtg. Tr., No. 17 at pp. 80-81) Pacific Gas
and Electric (PG&E) and the American Council for an Energy-Efficient
Economy (ACEEE) also recommended that DOE provide a definition for a
manual on-off switch and provided a sample definition. (PG&E & ACEEE,
No. 21 at p. 2)
ADT Security Services, Sensormatic Electronics Corporation, and
Tyco Safety Products Canada (all three are subsidiaries of Tyco Fire &
Security and will be referred to throughout the document as ``Tyco'')
sought clarification about which portions of the standby mode
definition apply to products without on-off switches (Pub. Mtg. Tr.,
No. 17 at p. 73), while Australia commented that off mode should only
be applicable to products with an appropriately defined on-off switch.
(Australia, No. 20 at p. 2)
Despite these additional comments, DOE believes that the
definitions, as proposed, are unambiguous: The off mode definitions are
only applicable to BCs and EPSs with on-off switches, while the standby
mode definitions are applicable to BCs and EPSs with or without on-off
switches. The final clause of the standby mode definitions--``all
switches are turned on''--applies only to BCs and EPSs with on-off
switches. The only necessary clarification is an appropriately narrow
definition of ``on-off switch'' to eliminate confusion with switches
used to control end-use product function and automatic switches that
are inadvertently activated by the user during battery or load
disconnection. Therefore, in today's final rule, DOE is adopting the
definition of ``manual on-off switch'' based on the one provided by
PG&E and ACEEE and modifying the proposed definitions of standby and
off mode to reference this new definition. This final rule inserts the
definitions of manual on-off switch, off mode, and standby mode into
sections 2.h, 2.k, and 2.l of appendix Y for BCs and sections 2.g, 2.p,
and 2.t of appendix Z for EPSs.
B. Standby Mode and Off Mode Test Procedures
In the August 15, 2008, NOPR, DOE proposed two new subsections for
standby and off mode measurement under the ``Test Measurement'' section
of the BC test procedure (section 4 of appendix Y). 73 FR 48054, 48060.
The amendments would also insert a section for off mode measurement
under the ``Test Measurement'' section of the EPS test procedure
(section 4 of appendix Z). 73 FR 48054, 48062-48063 (August 15, 2008).
The ``Test Measurement'' section of the EPS test procedure already
included a test procedure for active mode and no-load mode measurement,
which required testing of the EPS with ``any built-in switch in the UUT
[unit under test] * * * in the `on' position.'' (See section 5.a of
EPA's ``Test Method for Calculating the Energy Efficiency of Single-
Voltage External AC-DC and AC-AC Power Supplies,'' incorporated by
reference in section 4 of appendix Z.) DOE leveraged the existing test
procedure by proposing to define EPS standby mode as ``the condition in
which the external power supply is in no-load mode and, for external
power supplies with on-off switches, all switches are turned on.'' 73
FR 48054, 48062 (August 15, 2008), and to use the no-load test
procedure as the standby mode test procedure. 73 FR 48054, 48063
(August 15, 2008).
Stakeholders commented on the following issues: (1) Specifying the
duration of the BC standby and off mode tests; (2) clarifying the BC
standby mode test for integral-battery products; (3) obviating EPS
standby mode testing through end-use product testing; (4) modifying the
stability requirement for measuring EPS energy consumption; (5)
clarifying the assessment point for AC input power into the EPS; (6)
clarifying the disconnection point for standby mode testing for systems
with more than two enclosures; (7) specifying and reporting the shunt
resistance value used during EPS measurement; and (8) excluding EPSs
that do not operate in standby or no-load modes from testing under the
standby mode test procedure.
1. Specifying the Duration of the BC Standby and Off Mode Tests
In the August 15, 2008, NOPR, DOE proposed a 1-hour duration for
the BC standby and off mode energy
[[Page 13324]]
consumption measurement. However, the EPA BC test procedure--
incorporated by reference in the existing BC test procedure (sections 3
and 4 of appendix Y) and upon which these proposed amendments were
based--requires a 12-hour test duration in certain circumstances. DOE
raised this issue in the August 15, 2008 NOPR, soliciting stakeholder
comments on the appropriate duration of the standby and off mode
measurements. 73 FR 48054, 48062.
Ecos commented that the 12-hour option was too long and supported a
test duration of 1 hour as necessary to ``achieve a measure of thermal
stability'' and to ensure repeatability of measurements. (Pub. Mtg.
Tr., No. 17 at p. 98) Hewlett-Packard (HP) and the Information
Technology Industry Council (ITI), however, commented that a test
duration of 1 hour is unnecessarily long and will result in higher
testing costs than necessary. According to ITI, tests can be conducted
in as little as 10 seconds using modern measurement equipment, and
warmup could be performed prior to the beginning of the test. (HP, No.
30 at p. 2; ITI, No. 6 at p. 3, No. 28 at pp. 2-3; Pub. Mtg. Tr., No.
17 at pp. 36-37)
DOE is concerned with minimizing the testing burden on
manufacturers. Notwithstanding, to be repeatable, a test procedure for
measuring the energy consumption of consumer electronics must allow
time for the components to warm up, a process that takes significantly
longer than 10 seconds. Also, a severely shortened test procedure may
not accurately measure the energy consumption of BCs with low-frequency
pulsed operation,\10\ an issue DOE raised in its August 15, 2008, NOPR.
---------------------------------------------------------------------------
\10\ Some BCs in standby mode operate periodically, consuming
power in short pulses or bursts to lower overall energy consumption.
---------------------------------------------------------------------------
Because of the need for a repeatable and accurate test procedure
that accounts for both warm-up time and pulsed operation, DOE is
adopting a 1-hour measurement period for both the BC standby mode and
off mode measurements. This final rule inserts the measurement period
requirement, and the remaining instructions for BC standby and off mode
energy consumption measurement, into sections 4(c) and 4(d) of appendix
Y.
2. Clarifying the BC Standby Mode Test for Integral-Battery Products
PTI and AHAM commented that care should be taken when specifying
standby mode test conditions for integral-battery BCs. Testers should
not attempt to disassemble BCs, but rather remove the entire product
(with battery) from the charging cradle. (Pub. Mtg. Tr., No. 17 at pp.
15, 74-75, and 77) AHAM further commented that the definitions of
standby and off mode should explicitly address integral-battery BCs.
(AHAM, No. 10 at p. 4)
DOE acknowledges the commenters' concern about appropriately
testing BCs where the charging circuitry and the battery are inside one
enclosure and therefore cannot be separated during typical use. To
ensure that testers do not disassemble the integral-battery consumer
product during standby and off mode testing, DOE has inserted a
clarification within both the standby and off mode test procedure
amendments specifying that in the case of products with integral
batteries, `` `disconnecting the battery from the charger' will require
disconnection of the end-use product'' itself and that standby mode or
off mode ``power consumption will equal that of the cradle and/or
adapter alone.'' This final rule inserts this clarification as well as
a mention of plug blades--the metal prongs that connect a wall-mounted
adapter to an outlet--as parts of the standby and off mode test
procedure amendments, into sections 4(c) and 4(d) of appendix Y.
3. Obviating EPS Standby Mode Testing Through End-Use Product Testing
Microsoft commented that some end-use products powered by EPSs must
already meet standby mode power consumption standards. Because an EPS-
powered product is tested together with its EPS, standby mode testing
of the EPS by itself would be ``redundant and possibly in conflict with
the other requirements * * *'' (Pub. Mtg. Tr., No. 17 at p. 118)
Although there may be international standards that regulate the
standby mode power consumption of end-use products powered by EPSs,
these products (e.g., video-game consoles, printers, networking
equipment, etc.) are not covered under 10 CFR part 430 and therefore
not subject to any mandatory testing or standards in the United States.
Furthermore, even if these products were subject to standards under 10
CFR part 430, EISA 2007 states that a ``standard for external power
supplies shall not constitute * * * [a] standard for the separate end-
use product * * *'' Standards for the end-use product should not
preclude standards (and, by extension, test procedures) for the EPS
itself. Therefore, this final rule inserts an EPS standby mode test
procedure into section 4(a)(i) of appendix Z.
4. Modifying the Stability Requirement for Measuring EPS Energy
Consumption
In the August 15, 2008, NOPR, DOE proposed amending the EPS test
procedure to accommodate the testing of multiple-voltage EPSs. Due to
the large number of stakeholder comments received and the limited time
for publication of this final rule, DOE has decided to postpone
consideration of multiple-voltage amendments until it issues a NOPR
focusing on a BC active mode test procedure in 2009. Nonetheless, DOE
is including in today's final rule the stability requirement from the
multiple-voltage EPS test procedure it proposed in August 15, 2008.
According to the EPA single-voltage EPS test procedure, an EPS can
be deemed stable if the input ``power level does not drift by more than
5% from the maximum value observed'' over a 5-minute period. If an EPS
meets this stability requirement, instantaneous measurements of input
power, output voltage, and output current can be taken. Otherwise, the
instantaneous measurements must be averaged over a subsequent 5-minute
period. (EPA, ``Test Method for Calculating the Energy Efficiency of
Single-Voltage External AC-DC and AC-AC Power Supplies,'' section 5.d)
Given that elsewhere in the EPA test procedure, the power measurements
uncertainty is required to be less than or equal to 2 percent, DOE
proposed that the multiple-voltage EPS be deemed stable if the input
power does not drift by more than 1 percent from the maximum value
observed over a 5-minute period. 73 FR 48054, 48072 (August 15, 2008).
Stakeholders were generally receptive to this change in the
stability criterion. Australia agreed with the proposed 1-percent
stability requirement, but commented that samples should also be taken
every second. (Australia, No. 20 at p. 3) Wahl Clipper Corporation
(Wahl) suggested that DOE consider opening up the proposed 1-percent
stability requirement at lower output powers, where 1 percent of input
power may be insignificant. (Pub. Mtg. Tr., No. 17 at p. 166)
In the August 15, 2008, NOPR, DOE stated that it would consider
making equivalent changes to the existing active and no-load mode test
procedure for single-voltage EPSs based on departures from the
stability criterion and other requirements, but declined to include
these changes in today's final rule because of resistance to modifying
the previously adopted and internationally accepted active and no-load
mode EPS test procedure. (EPA, ``Test Method for
[[Page 13325]]
Calculating the Energy Efficiency of Single-Voltage External AC-DC and
AC-AC Power Supplies'') Nonetheless, because of stakeholder support for
a more stringent stability criterion and the lack of an internationally
accepted off mode test procedure, DOE is including the 1-percent
stability requirement in today's final rule as part of the new off mode
test procedure for single-voltage EPSs.
Furthermore, today's rule addresses Wahl's comment by deeming EPS
as stable at input powers less than 5 watts if the power does not vary
by more than 50 milliwatts. DOE has tested EPSs with output parameters
of 1 watt at 5 volts. At such low output powers, the output ripple and
other noise may indeed surpass the 1-percent stability requirement, as
Wahl claims. Therefore, today's final rule inserts the modified
stability criterion, which was originally part of the proposed
multiple-voltage EPS test procedure, into section 4(a)(ii) of appendix
Z (single-voltage EPSs).
5. Clarifying the Assessment Point for AC Input Power Into the EPS
Regarding DOE's proposed test procedure for multiple-voltage EPSs,
Texas Instruments (TI), PTI, and AHAM commented that DOE should specify
on which side of the input power meter to measure the input voltage to
ensure compliance with source voltage, total harmonic distortion, and
other requirements. The input power meter can have an impact on those
parameters. (Pub. Mtg. Tr., No. 17 at pp. 138-139 and 140).
The existing EPA single-voltage EPS test procedure already
specifies that ``the input to the UUT [unit under test] shall be the
specified voltage 1% and the specified frequency 1%'' (EPA, ``Test Method for Calculating the Energy Efficiency of
Single-Voltage External AC-DC and AC-AC Power Supplies,'' section 4.d).
Because the unit under test is defined as the EPS itself, the point of
measurement is between the EPS and the input power meter. This is in
accordance with longstanding testing practice, which dictates that
testing conditions should be verified as close to the unit under test
as possible. Today's final rule therefore does not insert any
clarifications into appendix Z.
6. Clarifying the Disconnection Point for Standby Mode Testing for
Systems With More Than Two Major Enclosures
In the August 15, 2008, NOPR, DOE proposed applying the active mode
and no-load mode test procedure as its standby mode test procedure. PTI
and AHAM commented that in systems with more than two major enclosures,
the disconnection point for no-load mode can be unclear, possibly
leading to a lack of repeatable test results. For instance, if one
considers a wall adapter for a cradle-charged integral-battery BC
(e.g., a cordless telephone) as an EPS, it is unclear whether the
disconnection point would be located between the wall adapter and
cradle, or between the cradle and the integral-battery product. (Pub.
Mtg. Tr., No. 17 at p. 112)
The August 15, 2008, NOPR instructed that if the multiple-
enclosure, cradle-charger system is tested as a BC, the disconnection
point during standby mode should be between the end-use product and the
cradle, reflecting typical user behavior. 73 FR 48054, 48080. However,
if the system is to be tested as an EPS, the disconnection point during
standby mode should be between the wall adapter and the cradle. This
interpretation is based on EISA 2007, which defines a Class A EPS as
``designed to convert line voltage AC input into lower voltage AC or DC
output'' and ``contained in a separate physical enclosure from the end-
use product. (42 U.S.C. 6291(36)(C)(i)(I) and (IV)) It is also
consistent with other, non-portable EPS applications where only the
wall adapter is subject to EPS testing. Accordingly, it is not
necessary to insert any language clarifying this issue into appendices
Y and Z.
7. Specifying and Reporting the Shunt Resistance Value Used During EPS
Measurement
In response to DOE's proposed test procedures for BC and EPS
standby and off mode measurement, TI commented that the shunt
resistance used by the input power meter for current measurement could
affect measured power values in some cases. (TI, No. 18 at pp. 5-6) TI
also commented that the test procedure should require that a record of
the maximum shunt resistance value be kept (perhaps by the
manufacturer) so that the measurement can be repeated in the event of
an audit. (TI, No. 18 at p. 6)
TI focused its analysis on an EPS without power-factor correction
(PFC),\11\ but did not demonstrate that shunt resistance will
significantly affect the average measured standby or off mode power
consumption of EPSs without PFC. TI also speculated, but did not
demonstrate, that shunt resistance will significantly affect the power
consumption of EPSs with PFC.
---------------------------------------------------------------------------
\11\ Manufacturers use PFC circuits to decrease resistive losses
in the transmission and distribution wiring by correcting
distortions in the shape of the EPS input current waveform.
---------------------------------------------------------------------------
Because of a lack of evidence that shunt resistance will
significantly affect the power consumption of EPSs with or without PFC,
today's final rule does not require reporting the shunt resistance
value used during BC and EPS standby or off mode measurement.
8. Excluding EPSs That Do Not Operate in Standby or No-Load Modes From
Standby Mode Testing
AHAM and PTI voiced general agreement with DOE's proposed changes
to the EISA 2007 standby and off mode definitions and proposed test
procedures for these two modes (AHAM & PTI, No. 24 at pp. 1-2), while
the Security Industry Association (SIA), Tyco, Uniden, the Consumer
Electronics Association (CEA), Brink's, and the National Burglar and
Fire Alarm Association (NBFAA) commented that DOE should exempt EPSs
for security and telephony applications from being tested in no-load,
standby,\12\ and off modes. Such products never operate in these modes
during actual use, and regulation would result in no energy savings,
only added costs. (SIA, No. 7 at pp. 1-2, No. 22 at pp. 3-4; Pub. Mtg.
Tr., No. 17 at pp. 19-21, 23-26, 42-43; Tyco, No. 4 at p. 2, No. 29 at
pp. 3-4; CEA, No. 26 at p. 2; Brink's, No. 19 at p. 1; NBFAA, No. 32 at
p. 2) ITI recommended that DOE consider allowing exclusions from the
test procedure for some products. (Pub. Mtg. Tr., No. 17 at pp. 37-38)
---------------------------------------------------------------------------
\12\ For EPSs, standby mode is no-load mode, except with all
manual on-off switches turned on. However, because the no-load mode
test procedure already requires that the EPS be tested with all
manual on-off switches turned on, the test procedure for no-load
mode and standby mode are the same.
---------------------------------------------------------------------------
Tyco further noted that surveillance equipment typically uses 60 Hz
waveform from AC-AC EPS to synchronize images. These adapters may need
to be modified if subject to EISA 2007 no-load mode requirements,
affecting the utility of the systems. (Tyco, No. 29 at p. 4)
Tyco also commented that DOE previously found that standby mode
does not apply to fluorescent lamps, which, like security systems, are
either on or completely powered off. (Tyco, No. 4 at p. 2, No. 29 at
pp. 4-6; Pub. Mtg. Tr., No. 17 at p. 25) Because standby mode does not
apply, Tyco and SIA suggested instead that EPSs for security
applications be marked ``IVa,'' where ``IV'' indicates the
international efficiency level, while ``a'' indicates active mode only.
(Tyco, No. 4 at p. 5; SIA, No. 7 at p. 3)
In the above comments, manufacturers in the security and telephony
industries argue that EPSs for security applications be exempted from
[[Page 13326]]
testing under the off mode test procedure proposed in the August 15,
2008, NOPR. The commenters further argue that EPSs for security
applications be exempted from testing under the new standby mode test
procedure--i.e., the existing no-load mode test procedure--so that they
will not have to meet the EISA 2007 no-load standards effective on July
1, 2008.
Regarding exempting EPSs for security applications from testing
under the off mode test procedure, the off mode definition proposed in
the August 15, 2008, NOPR applies only to EPSs with manual on-off
switches. Therefore, EPSs without manual on-off switches cannot be
tested under the new off mode test procedure. 73 FR 48054, 48063
(August 15, 2008). According to the comments, EPSs for security
applications do not have on-off switches, and therefore would not be
tested under the off mode test procedure.
Regarding exempting EPSs for security applications from testing
under the standby mode (i.e., no-load mode) test procedure, it appears
that manufacturers are also requesting that EPSs for home security and
other applications that do not operate in standby or no-load modes be
exempt. Although EISA 2007 gave DOE discretion in developing standby
and off mode test procedures and definitions, (42 U.S.C. 6295(gg)(1)(B)
and (2)(A)), the proposed standby mode test procedure is the existing
no-load test procedure, and EISA 2007 does not allow DOE to modify the
existing no-load definition and test procedure. More specifically,
section 301 of EISA 2007 modified section 325 of EPCA to set a no-load
mode power consumption standard (42 U.S.C. 6295(u)(3)(A)), and further
modified section 323 to specify that DOE must continue using a test
procedure based on the EPA's single-voltage EPS test procedure. (42
U.S.C. 6293(b)(17))
In addition to mandating an energy conservation standard for Class
A EPSs, Congress provided exclusions from the standard for specific
classes of EPSs (e.g., EPSs for medical applications) by placing them
outside of Class A. (42 U.S.C. 6291(36)(C)(ii)) If DOE were to modify
the no-load test procedure to exempt EPSs for home security
applications, DOE would in effect be granting an additional exclusion
from the Class A standard, contravening EISA 2007. In the case of
statutory standards, DOE does not have the authority to grant a request
for a waiver from the test procedure or for an exception from the
standard; under 10 CFR 1003.20(a), DOE can only grant exceptions from
rules or regulations promulgated by DOE, not those mandated by
Congress.
Therefore, today's final rule does not include any exemptions from
the standby or off mode test procedures for EPSs that do not operate in
these modes, such as those for home security or telephony applications.
Instead, it inserts the definitions and test procedures for EPS standby
and off modes that were discussed previously into appendix Z.
To test EPSs that do not operate in standby or no-load modes and
that in some cases cannot be easily removed from their end-use
products, manufacturers need to follow the DOE EPS test procedure. ``If
the power supply is attached directly to the product that it is
powering, [manufacturers must] cut the cord immediately adjacent to the
powered product and connect output measurement probes at that point.''
(EPA, ``Test Method for Calculating the Energy Efficiency of Single-
Voltage External AC-DC and AC-AC Power Supplies,'' section 5.a;
incorporated by reference into section 4 of appendix Z)
C. Clarification of Test Procedure Definitions
In the August 15, 2008, NOPR, DOE proposed amending the EPS test
procedure in appendix Z by modifying some existing definitions and
adding new ones to improve clarity and consistency with industry
standards. 73 FR 48054, 48068.
Following publication of the August 15, 2008, NOPR, stakeholders
commented on the definitions DOE proposed. These commenters suggested
that DOE provide additional clarification in the application of its
test procedure. In particular, stakeholders submitted comments on the
proposed (1) clarification of the definition of ``consumer product''
and (2) insertions of additional definitions identifying specific BC
configurations.
1. Clarification of the Definition of ``Consumer Product''
PG&E and ACEEE commented that DOE should clarify the definition of
``consumer product'' along the lines presented during the September
2008 public meeting, where DOE indicated that consumer products are
products that are to any significant extent distributed in commerce for
use by individuals. Similarly, DOE indicated at the meeting that the
only things that are not consumer products are those that are
distributed only to commercial and industrial customers. (PG&E & ACEEE,
No. 21 at p. 2)
Tyco and SIA commented that regardless of common application in
residential homes, security, surveillance, and life-safety systems
should not be considered consumer products. (Tyco, No. 29 at p. 2; SIA,
No. 22 at p. 2) SIA added that residential users of security systems
are ``simply the beneficiaries of this commercial service.'' (SIA, No.
22 at p. 2)
In response to the request for clarification, the term ``consumer
product'' is defined as any energy-consuming product other than an
automobile, ``which, to any significant extent, is distributed in
commerce for personal use or consumption by individuals.'' (42 U.S.C.
6291(1)) This definition, which determines the scope of the EISA 2007
Class A EPS standards that came into effect on July 1, 2008, is
consistent with the guidance DOE presented during the September 12,
2008, public meeting. DOE also indicated at the meeting that although
it could not quantify the term ``to any significant extent,'' it was
clear that any product that was only distributed in the commercial and
industrial sectors was not a consumer product. (Pub. Mtg. Tr., No. 17
at pp. 85-90) This DOE clarification of the definition of consumer
product is different from the interpretation that was received in
comments from PG&E and ACEEE.
In response to the comments on the scope of the consumer product
definition, DOE notes that cellular telephones are consumer products
and security systems are no different. In bot