Code Q&A: Equipment Terminal Ratings

Code Q&A: Equipment Terminal Ratings

NEC rules on the requirements for conductor sizing as they relate to equipment terminal ratings?

Q. What are the conductor sizing requirements as they relate to equipment terminal ratings?

Find the Answer

A. Conductors are to be sized using their ampacity from the insulation temperature rating column of Table 310.15(B)(16) that corresponds to the lowest temperature rating of any terminal, d

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