what is differential relay in power transformer??

Answer Posted / gopi

1.buhoolez relay.
2.over current relay.
3.earth leakage relay
4. thermal relay

Is This Answer Correct ?    20 Yes 48 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is reactive power?, why its measured in VA ? is it transient behavior of system?

1789


we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

1571


Ceiling Fan and Storage type water heater. Discuss

1547


design a 3 bit synchronous and asynchronous counter using T- flipflop

1575


why should small green grass ans small plant should not be there inside the transformer Yard in the factories

1206






how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............

1587


How much current will a 5 HP delta connected motor at no load will take?Is tat need a starter

6687


how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

1906


what is the difference between c power and U power acb breaker

5276


What are the advantages of vscf wind electrical system?

635


In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?

1481


I am B.E.electrical engineer having 7 years of experience in Transformer testing upto 315 MVA.I want to khow how I can get the 'Electrical Valuer' License.

1699


how to apply b license to c license in tneb

1342


what is the disadvantages of common earthing for AC and DC equipment? (i am talking about inverter control room and inverter duty transformer earthing is common...?)

1181


describe the fully control circuit diagram of ac drives

1358