Question 4104 of 790 · California General Electrician Exam

What is the ampacity of a 6 AWG copper THWN conductor in the 75 C column of Table 310.16?

Exactly one answer is correct.

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Correct answer to question 4104

  • A: 65 amperes

Explanation

6 AWG copper is listed at 55 A at 60 C, 65 A at 75 C and 75 A at 90 C. THWN is a 75 C insulation, so 65 A applies.

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