A 1000-VA, 230/115-V traformer has been tested to determine its equivalent circuit. The results are shown below: Open-Circuit Test results from the low voltage side: Voc = 115 V, lọc = 0.1 A, Poc = 4 W; Short-Circuit Test results from the high voltage side: Vsc - 20 V, Isc = 8 A, Psc - 50 W; Determine the transformer's voltage regulation at 90% loading conditions and 0.8 PF leading.

A 1000-VA, 230/115-V traformer has been tested to determine its equivalent circuit. The results are shown below: Open-Circuit Test results from the low voltage side: Voc = 115 V, lọc = 0.1 A, Poc = 4 W; Short-Circuit Test results from the high voltage side: Vsc - 20 V, Isc = 8 A, Psc - 50 W; Determine the transformer's voltage regulation at 90% loading conditions and 0.8 PF leading.

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 3.11P: For the transformer in Problem 3.10. The open-circuit test with 11.5 kV applied results in a power...

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