he results of an open circuit and a short circuit test at rated frequency on a 500kVA, 42kV/2.4 kV, 60Hz single-phase transformer, with the following results: open circuit test, on the low voltage side Voc=2400V, Ioc= 18.1A, Poc=3785w. circuit test, on the low voltage side Vsc=1910 V, Isc=11.9A, Psc=3850 W. a) find the approximate equivalent circuit referred to the low voltage with the magnetizing branch independent of the short-circuit impedance b) Find the single-phase equivalent circuit in per unit referred to the high voltage side

he results of an open circuit and a short circuit test at rated frequency on a 500kVA, 42kV/2.4 kV, 60Hz single-phase transformer, with the following results: open circuit test, on the low voltage side Voc=2400V, Ioc= 18.1A, Poc=3785w. circuit test, on the low voltage side Vsc=1910 V, Isc=11.9A, Psc=3850 W. a) find the approximate equivalent circuit referred to the low voltage with the magnetizing branch independent of the short-circuit impedance b) Find the single-phase equivalent circuit in per unit referred to the high voltage side

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 3.11MCQ: For a short-circuit test on a 2-winding transformer, with one winding shorted, can you apply the...

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