we done magnetic balance test for 33KV /440V transformer in our company , but

we done magnetic balance test for 33KV /440V transformer
in our company , but the ratio out is confusing us

Voltage applied in RY = 440 , at RB = 320 and YB = 60

RY 440 = ( RB + YB ) 380 only

Please let me know what type of problem is it.

Question Posted / nandaeee@hotmail.com

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we done magnetic balance test for 33KV /440V transformer in our company , but the ratio out is co..

Answer / nandaeee@hotmail.com

may be any winding fault or due to resistance load in of
cables connected in line

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we done magnetic balance test for 33KV /440V transformer in our company , but the ratio out is co..

Answer / k.prakashchandra

Since you have conducted test on delta connection ,the
equation may not hold good.

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