If a transformer is provided with differentially connected relay. To prevent the mal operation of the relay, the relay relay operating coil is biased with ______
If a transformer is provided with differentially connected relay. To prevent the mal operation of the relay, the relay relay operating coil is biased with ______ Correct Answer 5th harmonic
The restraining coil will be biased not the operating coil. The transformer having heavy inrush current has 2nd harmonic components.
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Feb 20, 2025