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How to decide the input and output circuit breaker for a
1600kva transformer.Is there any calculation is involved.

Answer Posted / basayya

1600kva transformer
p= root3*v*i*cospai 1600kva*1000=1600000
1600000/1.732*400*1=2309.46

total current= 2309.46
u can use transformer sec side acb 2500A
i think

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