1. (a) Metal-enclosed power switchgear assemblies shall be constructed in accordance with American National Standard ANSI/IEEE C.37.20-1969 and supplements to and including C37.20d-1978, Switchgear Assemblies Including Metal-Enclosed Bus, which is hereby incorporated by reference.

2. (b) Metal-enclosed industrial control assemblies shall be constructed in accordance with American National Standard ANSI/NEMA ICS 2-1978, Standards for Industrial Control Devices, Controllers and Assemblies, which is hereby incorporated by reference.

   (Title 24, Part 3, Section 3-710-24(q).)

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

History

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

2. Editorial correction filed 11-3-83 (Register 83, No. 45).

3. Amendment filed 12-10-87; operative 1-9-88 (Register 88, No. 1).