Find the efficiency of the transformer for 70% full load

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A three-phase, 600-kVA, 2300:230-V, Y-Y transformer bank has an iron loss of 4400 W and a full load copper loss of 7600 W. Find the efficiency of the transformer for 70% full load at 230 V and 0.85 power factor.

Reference no: EM131113866

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