1 L1 L2 L3 1 2 3 3 M 6 HH 6 OL 9 9 2 M 5 HH 5 OL 8 8 Motor 1M4 4017 7 HH 10 14 3 Control transformer Stop 10 11 Start 1112 OL 12 1313 14 M *14 1112

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 3.30P: Reconsider Problem 3.29. If Va,VbandVc are a negative-sequence set, how would the voltage and...
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Assume that when the start button is pressed, the control transformer fuse blows. What is the most likely cause of this trouble?

1
L1 L2 L3
1 2
3
3 M 6
HH
6 OL 9
9
2 M 5
HH
5 OL 8
8
Motor
1M4
4017
7
HH
10 14
3
Control
transformer
Stop
10 11
Start
1112
OL
12
1313 14
M
*14
1112
Transcribed Image Text:1 L1 L2 L3 1 2 3 3 M 6 HH 6 OL 9 9 2 M 5 HH 5 OL 8 8 Motor 1M4 4017 7 HH 10 14 3 Control transformer Stop 10 11 Start 1112 OL 12 1313 14 M *14 1112
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