c) A single phase 25 kVA, 1200/120 V, 60 Hz distribution transformer has the following parameters; R:: 0.8 0 Rz: 0.008 0 L1: 5.305 mH L2: 0.05305 mH Exciting admittance on the high voltage side = 0.003 – jo.02 S i. Draw the equivalent circuit referred to the primary voltage of the transformer. Determine the input terminal voltage of the transformer on the high voltage side. The transformer is supplying a rated load of 15 kVA a rated secondary voltage 120 V and at 0.8 power factor lagging (Neglecting the transformer exciting current).

c) A single phase 25 kVA, 1200/120 V, 60 Hz distribution transformer has the following parameters; R:: 0.8 0 Rz: 0.008 0 L1: 5.305 mH L2: 0.05305 mH Exciting admittance on the high voltage side = 0.003 – jo.02 S i. Draw the equivalent circuit referred to the primary voltage of the transformer. Determine the input terminal voltage of the transformer on the high voltage side. The transformer is supplying a rated load of 15 kVA a rated secondary voltage 120 V and at 0.8 power factor lagging (Neglecting the transformer exciting current).

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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