Code Quiz: Restricted Access for Adjustable-Trip Circuit Breakers

When dealing with adjustable-trip circuit breakers, “restricted access” is defined as?

A) Located behind removable and sealable covers over the adjusting means
B) Located behind bolted equipment enclosure doors
C) Located behind locked doors accessible only to qualified personnel
D) A, B or C

Find the Answer

Answer: D

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 adjusting means; bolted equipment enclosure doors; locked doors accessible only to qualified personnel.”

Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at [email protected].