Answer / lakshman

rvt is residual voltage transformer. it is used for protect
from un balance voltage in circuit

Answer / mukesh panchal

RVT (residual voltage transformer) basically used for capacitor bank protection by detecting neutral to ground fault condition on star type connection.

Answer / r.k. banerjee

for protection of capacitor bank
to measure neutral earth faulti current
cbct instead of rvt not desired

Answer / aha

CBCT (core balancing CT can also be used instead of RVT

what is the working principale of air circuit breaker ?

5 Answers  

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hi can anyone pls tell me the eee interview core questions asked in l&t

0 Answers  

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IS there any special instructions to be taken while installing the tranformer.

1 Answers  

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what is IP55,IP65

4 Answers  

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What is the work of ACCP in LT panel?

5 Answers   Juniper Networks,

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if the voltage across the lamp drops by 1%, the power drawn will be reduced by how many %?

5 Answers   PSPCL,

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . please reply..............

9 Answers   NTPC,

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Is it really necessary to have reactive power in transmission line to transfer the power from one place to other?

3 Answers   Power Grid,

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Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

0 Answers  

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In EDO ACBs what is a purpose of closing coil and motor, what is the operation of these devices are they inetconnected. means if we give supply to motor and by BCS we charge Closing coil,what exact is operation is and how it charge a spring of ACB. Sir if anybody has an wiring diagram please send me the link to operate and EDO breaker.

0 Answers   PCE,

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WHY WE DO NOT TAKE THE POWER FACTOR MORE NEARER TO UNITY IN AC GENERATOR?

1 Answers  

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why CRGO material used in transformer?

2 Answers   Honda, Yazaki,

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