Services & DistributionCâu 47 / 110
At a separately derived system such as a transformer, what conductor connects the grounded conductor to the system grounding electrode?
a.Main bonding jumper
b.Equipment bonding jumper
c.System bonding jumper
d.Grounding electrode conductor
Giải thích
The system bonding jumper connects the grounded conductor of a separately derived system to the supply-side equipment grounding/bonding at one point.
Trích dẫn luật: 2023 NEC 250.30(A)Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
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