Engine 2014: Electricity

1. A trips the alternator circuit breaker when the alternator phase sequence is opposite that of the bus
2. B trips the alternator circuit breaker when the alternator main field polarity is reversed
3. C trips the alternator circuit breaker when the alternator begins to motorize
4. D trips the alternator circuit breaker when the alternator prime mover is being driven in the reverse direction

Tip: press A-D to answer