Three 1-phase, 41 kVA, 2400 V / 277 V, 60HZ Transformers are connected to form a 3-phase 4160 V / 480 V transformer bank. The equivalent impedance of each transformer referred to high voltage side is 2.0 + j 4.0. The low voltage side of the 3- phase transformer bank is connected to a DELTA connected load 10.0 + j 1.0 ohms. Find the Voltage Regulation is %. Enter your answer to 2 decimal places.

Three 1-phase, 41 kVA, 2400 V / 277 V, 60HZ Transformers are connected to form a 3-phase 4160 V / 480 V transformer bank. The equivalent impedance of each transformer referred to high voltage side is 2.0 + j 4.0. The low voltage side of the 3- phase transformer bank is connected to a DELTA connected load 10.0 + j 1.0 ohms. Find the Voltage Regulation is %. Enter your answer to 2 decimal places.

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 3.26P: A bank of three single-phase transformers, each rated 30MVA,38.1/3.81kV, are connected in Y- with a...

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