Journeyman Electrician Practice Questions - ICC National Standard Journeyman Electrician Exam

What is the NEC definition of "ampacity"?

The maximum voltage a conductor can handle The maximum current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating The current-carrying capacity of a panelboard The rating of an overcurrent protection device

Correct Answer:

The maximum current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating

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