Problem 6.10: A 2-MVA, 4160/480 V transformer has series impedance of R= 2% and X = 6%. Determine the (i) full load voltage regulation of the trans- former at 0.85 pf lagging, and (ii) secondary output voltage on unloading the transformer completely.

Problem 6.10: A 2-MVA, 4160/480 V transformer has series impedance of R= 2% and X = 6%. Determine the (i) full load voltage regulation of the trans- former at 0.85 pf lagging, and (ii) secondary output voltage on unloading the transformer completely.

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 3.27P: A three-phase transformer is rated 1000MVA,220Y/22kV. The Y-equivalent short-circuit impedance,...

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Question

Problem 6.10: A 2-MVA, 4160/480 V transformer has series impedance of R =
2% and X = 6%. Determine the (i) full load voltage regulation of the trans-
former at 0.85 pf lagging, and (ii) secondary output voltage on unloading
the transformer completely.

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