Thiết bị & Hệ thốngCâu 340 / 521
What GFCI requirement applies to the outlets supplying a packaged self-contained spa or hot tub?
a.Not required
b.Required only for indoor spas
c.Required GFCI protection for the outlets supplying the spa or hot tub
d.Required only above 240 volts
Giải thích
Section 680.44 generally requires the outlets that supply a self-contained spa or hot tub to be protected by a ground-fault circuit interrupter. This protection applies to both indoor and outdoor units and is not limited to higher-voltage circuits.
Trích dẫn luật: 2023 NEC §680.44Luyện miễn phí toàn bộ 521 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
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