Services & Distribution第 33 / 110 题
Where the grounding electrode conductor connects only to a made ground rod, what is the largest copper conductor size ever required?
a.#6 AWG
b.#4 AWG
c.#8 AWG
d.#2 AWG
解析
The portion of the GEC connecting solely to a rod, pipe, or plate electrode need not be larger than #6 Cu.
法律依据: 2023 NEC 250.66(A)免费刷完整 110 道题库 — 无需注册。
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