Code Quiz: Ampacity of Generator Conductors

Dec. 4, 2014
NEC guidelines on determining the minimum ampacity of the conductors from the generator terminals to first distribution device containing overcurrent protection

Excluding any exception(s), what is the minimum ampacity of the conductors from the generator terminals to first distribution device containing overcurrent protection?

A. Not less than 100% of the nameplate current rating of the generator.

B. Not less than 115% of the nameplate current rating of the generator.

C. Not less than 125% of the nameplate current rating of the generator.

D. Not less than 135% of the nameplate current rating of the generator.

Find the Answer

Answer: B

As noted in the first sentence of Sec. 445.13, the minimum ampacity shall not be less than 115% of the nameplate current rating of the generator, excluding the exception.

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].

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Steven Owen

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