A 50-KVA 2400:240-V 60-Hz distribution transformer has a leakage impedance of 0.72 + j0.922 in the high-voltage winding and 0.0070+ j0.0090 2 in the low-voltage winding. At rated voltage and frequency, the impedance Z, of the shunt branch (equal to the impedance of R. and jXm in parallel) accounting for the exciting current is 6.32 + j43.7 52 when viewed from the low-voltage side. Draw the equivalent circuit referred to (a) the high-voltage side and (b) the low-voltage side, and label the impedances numerically.

A 50-KVA 2400:240-V 60-Hz distribution transformer has a leakage impedance of 0.72 + j0.922 in the high-voltage winding and 0.0070+ j0.0090 2 in the low-voltage winding. At rated voltage and frequency, the impedance Z, of the shunt branch (equal to the impedance of R. and jXm in parallel) accounting for the exciting current is 6.32 + j43.7 52 when viewed from the low-voltage side. Draw the equivalent circuit referred to (a) the high-voltage side and (b) the low-voltage side, and label the impedances numerically.

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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