what happen when dc shunt motor field is sudden open in
running condition
Answers were Sorted based on User's Feedback
Answer / kishore
the motor comes to rest when we open the field winding of a
dc motor
Is This Answer Correct ? | 2 Yes | 27 No |
Answer / gajanan
in dc shunt motor if field will open field current will be
zero and motor stops rotating...
Is This Answer Correct ? | 38 Yes | 67 No |
Answer / ramana
motor function will be stopped and its armature rotation
comedown slowly
Is This Answer Correct ? | 4 Yes | 39 No |
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on 22.03.2015 at 17:15hrs Y phase 66kV class Power Trf-2 Current transformer has flashed over and oil came out. The failed CT has been replaced on 24.03.2015 at 13:15hrs and the Trf has been charged in presence of RT Hassan after conducting the pre-commissioning tests. On the same day at 17:00hrs the commissioned CT has again flashed over and immediately the Trf has been isolated from power supply. It is confirmed the secondary is not opened and checked the earth integrity and is found ok. Here what would be the reason for the CT failure?
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