CalculationsCâu 10 / 110
Using the 75 C column, what is the smallest copper conductor rated to carry a 100-A service load?
a.#4 AWG
b.#3 AWG
c.#2 AWG
d.#1 AWG
Giải thích
At 75 C, #4 Cu is rated 85 A and #3 Cu is rated 100 A. The #3 AWG copper is the smallest conductor that meets the 100-A requirement.
Trích dẫn luật: 2023 NEC Table 310.16Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
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