can we charge 3 ph power transformer delta-star wound with
neutral grounded 6.6kV/415V from secondary side(415V) but
with primary(6.6kV) open by dg,what are the disadvantages or
losses.



can we charge 3 ph power transformer delta-star wound with neutral grounded 6.6kV/415V from seconda..

Answer / k.prakashchandra

Yes .But when you use 6.6 KV side ,you will lose earth fault
protection.There will not be any difference in losses

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