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What is the calculating formula for HT and LT amps in a
transformer.

Answer Posted / thyagarajan

FOR EXP....

in 50mva trx mean
P= ROOT3 *V*I*COS

50*1000*1000=1.732*110*1000*I

I= 262.4 IN PRIMARY SIDE

50*1000*1000=1.732*33*1000*I

I= 874.8 AMPS IN SEC SIDE

Is This Answer Correct ?    57 Yes 25 No



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