2. A 120 kVA. 6,000/400 V, wye/wye, 3-phase, 50 Hz transformer has an iron loss of 1,800 W. The maximum efficiency occurs at 3/4 full-load. Find the efficiency of the transformer at full-load and 0.8 power factor.
2. A 120 kVA. 6,000/400 V, wye/wye, 3-phase, 50 Hz transformer has an iron loss of 1,800 W. The maximum efficiency occurs at 3/4 full-load. Find the efficiency of the transformer at full-load and 0.8 power factor.
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 3.14MCQ: The ideal transformer windings are eliminated from the per-unit equivalent circuit of a transformer....
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2. A 120 kVA. 6,000/400 V, wye/wye, 3-phase, 50 Hz transformer has an iron loss of 1,800 W. The maximum efficiency occurs at 3/4 full-load. Find the efficiency of the transformer at full-load and 0.8 power factor.
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