dilshad ahmad


{ City } islamabad
< Country > pakistan
* Profession * winder
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Questions / { dilshad ahmad }
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distribution transformer de-rating formula on over limit iron losses  

IESCO,

Electrical Engineering 1897



Answers / { dilshad ahmad }

Question { Techser, 158036 }

What is the formula for calculating Transformer Losses &
Efficiency. I want to compare the Transformer efficiency at
different loading condition.


Answer

repaired a 200 kva three phase distribution transformer his stander iron losses is 495 & copper losses is 3410 but the measured iron losses is 692 what formula is to know de-rated in kva ? pl answer with expal

Is This Answer Correct ?    15 Yes 8 No