Answer Posted / aravind
Inverse definite mean time relay. relay will operates in
less time if the fault current increases. With the help of
IDMT curve or gragh we can find out the operating time of
the relay.
| Is This Answer Correct ? | 4 Yes | 2 No |
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kindly send me 11KV MV motor differential protection procedure by primary injection method.
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Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault
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