453. When paralleling an incoming alternator with the bus manually, the synchronizing lamps grow dim and become totally darkened as the synchroscope pointer slowly approaches the 12:00 position while rotating in the fast direction. What does this indicate?

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the incoming machine is momentarily nearly in synchronism with the bus and its circuit breaker may now be closed to facilitate paralleling

453. When paralleling an incoming alternator with the bus manually, the synchronizing lamps grow dim and become totally darkened as the synchroscope pointer slowly approaches the 12:00 position while rotating in the fast direction. What does this indicate?

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