Q. What type of circuit breaker does the Code allow to be used for switching duty of lighting circuits? A. Circuit breakers used to switch 120V or 277V fluorescent lighting circuits must be listed and ...

Underlined text denotes a 2017 NEC change. A. The standard ratings in amperes for fuses and inverse time breakers are shown in Table 240.6(A). The use of fuses and inverse time circuit breakers with ...