Advanced Wiring第 67 / 110 题
Which nameplate value on an air-conditioning unit is used to size the branch-circuit conductors?
a.Maximum overcurrent protection
b.Nameplate horsepower
c.Minimum circuit ampacity
d.Rated-load amps only
解析
Conductors are sized to the marked minimum circuit ampacity (MCA); the maximum overcurrent protective device (MOCP) sizes the breaker or fuse.
法律依据: 2023 NEC 440.4免费刷完整 110 道题库 — 无需注册。
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