Short-circuit and open-circuit tests were performed on a single-phase transformer which is rated at 50 kVA, 6360 V / 240 V. The results obtained from the tests are provided in Table 2 below. Table 2: Open-Circuit and Short-Circuit Data Type of Test Primary Voltage Primary Current (A) Power (W) Secondary Current (A) (Volts) Open-Circuit 6360 1.0 2000 Short-Circuit 180 2000 175
Short-circuit and open-circuit tests were performed on a single-phase transformer which is rated at 50 kVA, 6360 V / 240 V. The results obtained from the tests are provided in Table 2 below. Table 2: Open-Circuit and Short-Circuit Data Type of Test Primary Voltage Primary Current (A) Power (W) Secondary Current (A) (Volts) Open-Circuit 6360 1.0 2000 Short-Circuit 180 2000 175
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 3.26MCQ: In per-unit equivalent circuits of practical three-phase transformers, under balanced thr-phase...
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Question
calculate:
The core-loss resistance,the magnetizing reactance,the rated primary current,the rated secondary current,the percentage of rated load at which the short-circuit test was carried out,the equivalent winding resistance,the total power loss at full load,the per unit efficiency of the transformer when supplying full load at a power factor of 0.8 lagging.
![Short-circuit and open-circuit tests were performed on a single-phase transformer which
is rated at 50 kVA, 6360 V / 240 V. The results obtained from the tests are provided in
Table 2 below.
Table 2: Open-Circuit and Short-Circuit Data
Type of Test
Primary
Voltage
Primary
Current (A)
Power (W)
Secondary
Current (A)
(Volts)
Open-Circuit
6360
1.0
2000
Short-Circuit
180
2000
175](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F992c9151-1b72-42ae-9060-eaed13f9bbc9%2F97b6237f-523d-404e-8f8b-995ff06311ae%2Finjo8ab_processed.png&w=3840&q=75)
Transcribed Image Text:Short-circuit and open-circuit tests were performed on a single-phase transformer which
is rated at 50 kVA, 6360 V / 240 V. The results obtained from the tests are provided in
Table 2 below.
Table 2: Open-Circuit and Short-Circuit Data
Type of Test
Primary
Voltage
Primary
Current (A)
Power (W)
Secondary
Current (A)
(Volts)
Open-Circuit
6360
1.0
2000
Short-Circuit
180
2000
175
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