Cal. Code Regs. Tit. 8, § 2837 - Ratings

(a) The continuous current rating of a circuit breaker shall equal or exceed the maximum continuous current at the point of installation.
(b) The interrupting rating of a circuit breaker shall equal or exceed the maximum fault current the circuit breaker will be required to interrupt, including contributions from all connected sources of energy.
(c) The closing rating of a circuit breaker shall equal or exceed the maximum asymmetrical fault current into which the circuit breaker can be closed.
(d) The momentary rating of a circuit breaker shall equal or exceed the maximum asymmetrical fault current at the point of installation.
(e) The rated maximum voltage of a circuit breaker shall equal or exceed the maximum circuit voltage.

(Title 24, Part 3, Section 710-21(a)(5)-(a)(9).)

Notes

Cal. Code Regs. Tit. 8, § 2837
1. Editorial correction including renumbering of former Article 70 to Article 21 filed 11-2-83 (Register 83, No. 45).
2. Removal of article 21 heading filed 4-1-2009; operative 4-1-2009. Submitted to OAL for printing only pursuant to Labor Code section 142.3 (Register 2009, No. 14).

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 including renumbering of former Article 70 to Article 21 filed 11-2-83 (Register 83, No. 45).
2. Removal of article 21 heading filed 4-1-2009; operative 4-1-2009. Submitted to OAL for printing only pursuant to Labor Code section 142.3 (Register 2009, No. 14).

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