Mạch nhánh & Đi dâyCâu 120 / 521
What is the minimum number of 20-ampere small-appliance branch circuits required to serve the receptacle outlets in a dwelling kitchen, pantry, breakfast room, and dining room?
a.2
b.1
c.3
d.4
Giải thích
Section 210.11(C)(1) requires at least two 20-A small-appliance branch circuits for these areas. These circuits serve countertop and receptacle outlets and cannot supply lighting. One circuit is insufficient; three or four exceed the code minimum.
Trích dẫn luật: 2023 NEC §210.11(C)(1)Luyện miễn phí toàn bộ 521 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- For dwelling receptacle spacing under 210.52(A), any wall space that is how wide or wider is counted as usable wall space requiring a receptacle?
- Along a dwelling kitchen countertop, receptacles must be installed so that no point along the wall counter space is more than what distance, measured horizontally, from a receptacle?
- A kitchen wall counter space is required to be served by a countertop receptacle when the counter is at least what width?
- The dwelling laundry receptacle outlet(s) required by 210.52(F) must be supplied by a branch circuit of at least what rating, dedicated to the laundry?
- A dwelling bathroom receptacle outlet must be supplied by a branch circuit of at least what rating that serves only bathroom receptacle outlets?
- A 125-volt, 20-ampere receptacle installed in a dwelling bathroom must have what protection?
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