A single-line diagram of a three-phase balanced system is given below. A bolted three- phase short circuit occurs at point P, when the operating voltage was 21 kV there. Calculate the rated interrupting current rating of circuit breaker A, D and E, both in per unit and Ampere value.
A single-line diagram of a three-phase balanced system is given below. A bolted three- phase short circuit occurs at point P, when the operating voltage was 21 kV there. Calculate the rated interrupting current rating of circuit breaker A, D and E, both in per unit and Ampere value.
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 3.49P: Consider the single-Line diagram of a power system shown in Figure 3.42 with equipment ratings...
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