单选题When securing an AC generator, you should FIRST （）.Aopen the generator circuit breakerBswitch the voltage regulator to “manual”Cdecrease the field excitation to minimumDreduce the load on the unit
单选题
When securing an AC generator, you should FIRST （）.
A
open the generator circuit breaker
B
switch the voltage regulator to “manual”
C
decrease the field excitation to minimum
D
reduce the load on the unit
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