engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Electrical Machines Transformer
Which of the following is the purpose of using harmonic restraint function in power transformers?
1
To reduce the harmonic power loss in the transformer
2
To reduce the harmonic content in the transformer voltage
3
To reduce the harmonic content in transformer current
4
To prevent false tripping due to magnetising inrush current