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 11 - Metal-Enclosed Bus
Section 2770 - Switches

Switching devices or disconnecting links provided in the bus run shall have the same momentary rating as the bus.

Disconnecting links shall be plainly marked to be removable only when bus is de-energized. Switching devices which are not load break shall be interlocked to prevent operation under load and disconnecting link enclosures shall be interlocked to prevent access to energized parts.

(Title 24, Part 3, Section 364-29.)

1. Editorial correction filed 11-2-83 (Register 83, No. 45).

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code; and Section 18943(c), Health and Safety Code.