Q2 400 kVA 34000/400 V transformer, given data obtained by the transformer manufacture is follows: no load test power is 4 kW and short circuit test power is 9 kW. Calculate the efficiency of the transformer when the transformer has a load of 75 KVA with the 0,8 ind power factor under nominal voltage and frequency?

Q2 400 kVA 34000/400 V transformer, given data obtained by the transformer manufacture is follows: no load test power is 4 kW and short circuit test power is 9 kW. Calculate the efficiency of the transformer when the transformer has a load of 75 KVA with the 0,8 ind power factor under nominal voltage and frequency?

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.63P: A 23/230-kV step-up transformer feeds a three-phase transmission line, which in turn supplies a...

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