Isolated Ground Receptacle Requirements

The receptacle grounding terminal of an isolated ground receptacle shall be connected to a(n) ______ equipment grounding conductor run with the circuit conductors.

a) insulated
b) covered
c) bare
d) solid

See answer and applicable Code reference

The correct answer is: a) insulated

Article 250 covers the bonding and grounding requirements outlined by the NEC. Part VII of this Article focuses on the various methods of equipment grounding. As noted in the second sentence of Sec. 250.146(D), "The receptacle grounding shall be connected to an insulated equipment grounding conductor run with the circuit conductors."

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