Rating Requirement for Equipment Fastened in Place

The total rating of utilization equipment fastened in place, shall not exceed ____% of the branch-circuit ampere rating where lighting units and cord-and-plug-connected utilization equipment are supplied.

a) 50
b) 75
c) 100
d) 125

See answer and applicable Code reference

The correct answer is: a) 50

Branch circuit rating requirements are outlined in Part II of Art. 210. As per 210.23(A)(2), "The total rating of utilization equipment fastened in place, other than luminaires, shall not exceed 50% of the branch-circuit ampere rating where lighting units, cord-and-plug-connected utilization equipment not fastened in place, or both, are also supplied."

 

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