Obtain the equivalent circuit of a 200/400V 50 Hz single phase transformer from the following test data. O.C.test: 1100V, 0.5A, 55W – on primary Side, secondary being open circuited S.C. test: 10V, 80A, 400 W – on LV side, high voltage side being short circuited. Calculate the voltage regula i and efficiency for the above transformer when supplying 100A at 0.8 p.f. lagging.

Obtain the equivalent circuit of a 200/400V 50 Hz single phase transformer from the following test data. O.C.test: 1100V, 0.5A, 55W – on primary Side, secondary being open circuited S.C. test: 10V, 80A, 400 W – on LV side, high voltage side being short circuited. Calculate the voltage regula i and efficiency for the above transformer when supplying 100A at 0.8 p.f. lagging.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter28: Three-phase Transformers

Section: Chapter Questions

Problem 4RQ: An open-delta three-phase transformer system has one transformer center-tapped to provide a neutral...

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