Operate Alternators, Generators. Test 3
Operate Alternators, Generators. Test 3
How many seconds time delay is considered normal before a generator's Reverse Trip Relay operates ?
If a total short circuit occurs on a 3 phase alternator and the short-circuit trip fails to operate, what back-up safety device will activate ?
If the governor of the driving machine of an alternator malfunctions, which safety device will trip the main breaker?
The ship's insulation meter indicates a low resistance in the electrical distribution system, which of these is the most likely cause.
For an overload of 25 % of the full rated current how long compared to tripping a circuit breaker would a fuse take to blow ?
The Main as well as the Emergency switchboard are panels where the electric power is _____
The phase to phase voltage of a Star connected alternator is 254.34 Volt. What is the equivalent line to line voltage ?
What are the functions of the Under Voltage Release Unit on the generator circuit breaker?
When parallel running alternators, what effects the reactive power of each alternator (kVAR) ?
A generator's Reverse Power protection relay is fitted between _____
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