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 ...
When dealing with adjustable-trip circuit breakers, restricted access is defined in Sec. 240.6(C) of the 2014 NEC as: “located behind one of the following: removable and sealable covers over the ...