Overcurrent Protection Requirements for Service Equipment

The ground-fault protection system for service equipment shall be _____ when first installed on-site.

a) a Class A device
b) identified
c) turned on
d) performance tested

See answer and applicable Code reference

The correct answer is: d) performance tested

The overcurrent protection requirements for service equipment are outlined in Part VII of Art. 230. As per Sec. 230.95(C), "The ground-fault protection system shall be performance tested when first installed on site. The test shall be conducted in accordance with instructions that shall be provided with the equipment. A written record of this test shall be made and shall be available to the authority having jurisdiction."


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