Advanced WiringCâu 69 / 110
Cables listed for power-limited fire alarm use are marked with which type designation?
a.FPL
b.CL2
c.CMR
d.TC
Giải thích
Power-limited fire alarm cables carry the FPL family markings (FPL, FPLR riser, FPLP plenum).
Trích dẫn luật: 2023 NEC 760.179Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
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