Let a 5kVA, 400/200 V transformer be approximately represented by a 2Ω reactance referred to the low-voltage side. Considering the rated values as base quantities, express the transformer reactance as a per unit quantity.

Let a 5kVA, 400/200 V transformer be approximately represented by a 2Ω reactance referred to the low-voltage side. Considering the rated values as base quantities, express the transformer reactance as a per unit quantity.

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 3.3P: Consider an ideal transformer with N1=3000andN2=1000 turns. Let winding 1 be connected to a source...

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Question

Let a 5kVA, 400/200 V transformer be approximately represented by a 2Ω reactance
referred to the low-voltage side. Considering the rated values as base quantities, express
the transformer reactance as a per unit quantity.

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