Mạch nhánh & Đi dâyCâu 127 / 521
Under 210.8(A), outdoor receptacles at a dwelling rated 125 volts, 20 amperes generally require what protection?
a.AFCI
b.Weatherproof cover only
c.No protection
d.GFCI
Giải thích
Section 210.8(A)(3) requires GFCI protection for receptacles installed outdoors at dwellings because of exposure to moisture. A weatherproof cover is also required by 406.9 but does not replace GFCI. AFCI and 'no protection' do not address outdoor shock hazards.
Trích dẫn luật: 2023 NEC §210.8(A)(3)Luyện miễn phí toàn bộ 521 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- 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?
- Under 210.8(A), a 125-volt, 20-ampere receptacle that serves a dwelling kitchen countertop surface requires what protection?
- Which protection is required for 120-volt, 15- and 20-ampere branch circuits supplying receptacle outlets in dwelling bedrooms?
- In a dwelling bathroom, at least one receptacle outlet must be installed within what distance of the outside edge of each basin?
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