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Subchapter 5. Electrical Safety Orders
Group 2. High-Voltage Electrical Safety Orders
Article 26. Metal-Enclosed Power Switchgear and Industrial Control Assemblies (Formerly Article 75)
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§2871. Interlocks--Circuit Breakers.

(a) Circuit breakers equipped with stored energy mechanisms shall be designed to prevent the release of the stored energy unless the mechanism has been fully charged.

(b) Mechanical interlocks shall be provided in the housing to prevent the complete withdrawal of the circuit breaker from the housing when the stored energy mechanism is in the fully charged position. In lieu of the above interlock, a suitable device may be provided which prevents the complete withdrawal of the circuit breaker until the closing function is blocked.

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

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


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

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