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In a 11000/440 V transformer, when any one phase of 11 KV
supply fails (ie., single phasing), what happens to the
secondary voltage and why?

Answer Posted / vikas

when one ohase of transformer will fail...then transformer
will behave as open delta connection and give the output
reduced to 53%of the actual output....

Is This Answer Correct ?    15 Yes 2 No



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