Answered: Three impedances of 5 + j 12, 8j7 and 3…

Three impedances of 5 + j 12, 8j7 and 3 - j12 ohms are connected in star to red, yellow and blue lines of a 5000 V, 3- phase, 4 - wire supply. The phase sequence is RYB. Calculate the line currents.

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 3.33P: Consider the three single-phase two-winding transformers shown in Figure 3.37. The high-voltage...

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Question

Three impedances of 5 + j
12, 8 - j7 and 3 - j12 ohms are
connected in star to red, yellow
and blue lines of a 5000 V, 3
-
phase, 4 wire supply. The
phase sequence is RYB.
Calculate the line currents.
-

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