Core TradesCâu 21 / 700
Which of the following branch circuits is MOST clearly required to have arc-fault circuit-interrupter (AFCI) protection?
a.120-volt outlets in a bedroom
b.The circuit for an outdoor landscape light
c.A dedicated bathroom exhaust-fan circuit outdoors
d.A 240-volt circuit serving a water heater
Giải thích
AFCI protection is required for most 120-volt outlets in dwelling living areas such as bedrooms, where hidden arcing in wiring is a fire risk. Outdoor and 240-volt equipment circuits are not the primary target of the AFCI requirement.
Trích dẫn luật: 2025 CA Electrical Code (CEC) Art. 210 (AFCI Protection)Luyện miễn phí toàn bộ 700 câu hỏi — không cần đăng ký.
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