engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Electrical Machines Alternator and Synchronous Motors Alternator Parallel Operation
To have effective synchronization of Alternators without any interruption, the necessary conditions which must be satisfied are
1
The terminal voltage and frequency of the incoming machine must be same as that of bus bar voltage and frequency
2
With respect to the external load, the phase of alternator voltage must be identical with that of the bus bar voltage
3
Both (a) and (b)
4
None of these