Services & DistributionCâu 45 / 110
What is the minimum service disconnecting-means rating for a one-family dwelling?
a.100 A
b.60 A
c.125 A
d.200 A
Giải thích
The service disconnecting means for a one-family dwelling must be rated at least 100 A, 3-wire.
Trích dẫn luật: 2023 NEC 230.79Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
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