Answer Posted / gunasekaran
during the incifient fault 75%H2 gas will be form in the
transformer is gas accumulate at buchholz relay first it
will give alarm then trip
| Is This Answer Correct ? | 2 Yes | 2 No |
Post New Answer View All Answers
what is smartµ grid technology?under coal gassification?
How PSV sizing being done
How many gap between finger contact in a.c.b. and v.cb.?
why we used ZNO in Lightning arrester.
can mini-curcuit supply MIL-tested transformer !
why we permissive overreach in distance protection.where it is applicable to use in long r short lines
Draw the vector diagramme for Asynchronous Induction Generator at noload,half load and fullload.
What is the difference between the relay and the circuit breaker?
what is mean by kneepoint voltage? when it will happen? ( my doubt is, if CT secondary is open means ct get saturation or blas? what are factors are required for calculations? plz give currect anws:
i've iocl interview.. if you know the interview process please give me information..
what is a reactive power? what is the relation with power factor?
What is lifting power for 1 wb/m2 and 1 A magnet?
A Generator is in running condition and Rotor earth fault alarm is coming.How to check on line(i.e in running condition) whether there is actual earth fault in rotor or not.
Can you used moeller lzm1 mccb in a dc system with 125vdc and 20ka short circuit current , beside is it have 24 or 48 volt shunt ? Beside how long current can through from An MCB shunt contacts? (like Z7-AS 24 V)?
WHY BLADE & JOW OF ISOLETOR IN SUBSTATION?