California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 5 - Electrical Safety Orders
Group 2 - High-Voltage Electrical Safety Orders
Article 28 - Rotating Machinery and Its Control Apparatus
Section 2885 - Identification

(a) General. Each motor, generator, and controller shall be provided with a prominently displayed permanent nameplate.

(b) Motors (A.C. or D.C.). Each motor nameplate shall include the following: manufacturer's name and identification numbers; horsepower (if horsepower rated); voltage, full-load current, phase, frequency, and speed; insulation class or temperature rise; if equipped with integral thermal protective device, it shall be so marked; if motor has a wound rotor, it shall show open circuit voltage and full-load current of the rotor winding; if motor is synchronous, it shall also show the input supply voltage and current required for excitation.

(Title 24, Part 3, Section 430-7.)

(c) Generators (A.C. or D.C.). Each generator nameplate shall include the following: manufacturer's name and identification numbers; kilovolt amperes (or kilowatts and power factor); voltage, current, phase, frequency, and speed; insulation class or temperature rise.

(Title 24, Part 3, Section 445-3.)

(d) Control Apparatus. The nameplate of each major piece of control apparatus shall include the following: manufacturer's name; type, class, or other suitable identification; current or horsepower rating; rated voltage and control voltage.

(Title 24, Part 3, Section 430-8.)

(e) Terminals. Terminals of motors, generators, and control apparatus shall be suitably identified.

(Title 24, Part 3, Section 430-9.)