A 120 KVA, 6600/250 V transformer gave the following results: OC test: 6600V, 7 A. 900 W; SC test: 16 A, 280 V, 3500 W. What is the percent regulation and the applied voltage using equivalent circuit(approximate) when the transformer delivers 455 A at 0.87 lagging pf at rated terminal voltage?
A 120 KVA, 6600/250 V transformer gave the following results: OC test: 6600V, 7 A. 900 W; SC test: 16 A, 280 V, 3500 W. What is the percent regulation and the applied voltage using equivalent circuit(approximate) when the transformer delivers 455 A at 0.87 lagging pf at rated terminal voltage?
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 3.16P: A single-phase, 50-kVA,2400/240-V,60-Hz distribution transformer has the following parameters:...
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