Mạch nhánh & Đi dâyCâu 123 / 521
A 125-volt, 20-ampere receptacle installed in a dwelling bathroom must have what protection?
a.AFCI only
b.Surge protection
c.No special protection
d.GFCI
Giải thích
Section 210.8(A)(1) requires GFCI protection for all 125-V through 250-V receptacles in dwelling bathrooms because of the wet environment near sinks and tubs. AFCI addresses arc faults, not shock in wet locations; surge protection and 'none' do not meet the shock-protection requirement.
Trích dẫn luật: 2023 NEC §210.8(A)(1)Luyện miễn phí toàn bộ 521 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- 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?
- 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?
- Under 210.8(A), a 125-volt receptacle located within how many feet of a dwelling laundry, utility, or wet bar sink (measured from the outside edge of the sink) requires GFCI protection?
- A 125-volt, 20-ampere receptacle installed in the unfinished portion of a dwelling basement used for storage or a work area requires what protection?
- Receptacles installed in a dwelling attached garage at 125 volts, 20 amperes must be provided with what protection?
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