When NO auxiliary contacts on the power contactor of a motor-starter are used as the hold-in contacts of a 3-wire control circuit, they must be wired in parallel with the ___ momentary PB switch

When NO auxiliary contacts on the power contactor of a motor-starter are used as the hold-in contacts of a 3-wire control circuit, they must be wired in parallel with the ____________ momentary PB switch.

A) Either NO or NC
B) NO
C) NC
D) none of the answers

Show Answer

Answer:B

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