You are in the planning stages of setting the instantaneous trip of a ship's service generator circuit breaker. According to 46 CFR, Subchapter J (Electrical Engineering), what statement is true regarding the criteria for the instantaneous trip set point, assuming the generator is capable of being paralleled?
Official USCG Answer & Rule Citation
Correct Answer: Option D — The trip point should be set above but as close as practical to the maximum asymmetrical short circuit current available.
Under USCG National Maritime Center examination standards, the accepted correct answer is: The trip point should be set above but as close as practical to the maximum asymmetrical short circuit current available..
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