Core TradesCâu 133 / 700
AFCI (arc-fault circuit interrupter) protection is generally required for branch circuits supplying which of the following in a dwelling?
a.120-volt circuits serving most habitable rooms such as bedrooms and living rooms
b.Only the outdoor receptacles
c.Only the service equipment
d.Only exterior landscape lighting
Giải thích
AFCI protection is required on 120-volt, 15- and 20-amp branch circuits serving most habitable areas (bedrooms, living rooms, hallways and similar) to detect dangerous arcing that can start fires. It is not limited to outdoor receptacles, service equipment, or landscape lighting.
Trích dẫn luật: 2025 CA Electrical Code, Art. 210.12Luyện miễn phí toàn bộ 700 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- A patio slab is 16 ft by 20 ft and 6 inches thick. Including a 10% allowance for waste and spillage, how much concrete should be ordered?
- A GFCI (ground-fault circuit interrupter) protects people primarily by:
- What is the primary function of the equipment grounding conductor in a branch circuit?
- Under typical residential conditions, a copper 12 AWG conductor is generally protected at a MAXIMUM standard overcurrent rating of:
- For a 120/240-volt panelboard with no exposed live parts on the opposite side (Condition 1), what is the MINIMUM required clear working depth in front of the equipment?
- A concrete-encased electrode ('Ufer' ground) used as a grounding electrode must include at least how many feet of bare steel rebar or copper conductor encased in the footing?
Cập nhật gần nhất: · quy trình kiểm tra
Đội Ngũ Biên Tập PrepPass · Đối chiếu với California CSLB General Building (B) Trade Examination · Quy trình kiểm tra