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What core magnetic balance test of transformer?
How to do this test in a three phase Star delta (star-LV,
Delta-HV) transformer?
How to measure and where to measure?

thanks and regards
Austin

Answer Posted / joshi nikhilesh

appliade volage IN H.V SIDE APPLIADE VOLTAGE IN L.V SIDE

RY rn

measured voltage measured voltage

RY,YB,BR rn,yn,bn rn,yn,bn

and reapit this all step appliade YB,BR yn,bn and
measured abouve step

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