Answer / nikhil k j

ELCB is the earth leakage circuit breaker
MCB is the miniature circuit breaker and also
the RCCB is the residual current circuit breaker.

what is the difference between online and offline UPS?

4 Answers   Prestige,

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how to select earthing conductor size of amy motor/panel etc.

1 Answers   Sony, VBB,

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What is auto reclose system in Circuit breakers??

4 Answers  

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How can I calculate the trnaformer effciency at different loading condition?

2 Answers  

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A cylindrical wire is compressed in length by 10%. The percentage decrease in the resistance will be?????

0 Answers  

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What are pre paid energy meters ? How it works ?

1 Answers   Siemens,

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What happen to generator if i have unbalanced load?

0 Answers   Reliance Energy, Sail, TCS,

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What is the purpose of SSVW, IOVW, DVDF Tests in transformer? Those who are answering, pls send mail ids also.

1 Answers  

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what is the meaning of Ring Mean Unit in a substation or trasformer also tell me its oerpuse?

4 Answers   NPTC, NTPC,

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1.how many types of relays? 2.difference between ATS& STS?

0 Answers   L&T,

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why to use 50hz only in tansmisson and as well as in distribution why not60hz?

2 Answers  

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How we can design a cable for a 3phase load.

1 Answers  

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