Marine Electrical Systems USCG Question #110 (Set 4)

When securing an AC generator, what should be your FIRST action in accomplishing the procedural steps?

Official USCG Answer & Rule Citation

Correct Answer: Option D — reduce the load on the unit

Standard marine operating procedures require shedding electrical load prior to opening the generator circuit breaker. This prevents destructive arc flashing, thermal shock, and voltage spikes across switchboard contacts, complying with standard marine safety practices per IEEE 45.

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