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

0 Answers   L&T,

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what is the purpose finding power factor?

3 Answers  

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How to do maintenance of transformer feeder.

0 Answers   KSEB, L&T, Siemens,

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how to select a air/vacuum circuit breaker.is there any thumb rule???

1 Answers  

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When measuring the Insulation resistance of a motor winding (winding to earth) using a megger meter, Applied voltage(1000V) was automatically reduced to 500V. and the measured insulation resistance values are also very low (in Kohm range) Can anyone give me a reason???

3 Answers  

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What is PEC??Applications........

0 Answers   Emerson,

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what is EBXl (electron beam cross linked ) cable ?

1 Answers   Polycab,

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Hot Water System (HWS). Will a 30ma elcb have more nuisance tripping than 100ma elcb

1 Answers   CIMC,

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why generator one end side star neutral point given? if this point not given what happen?

1 Answers  

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can we use ps class in combination with protection class in differential protection and over current protection.

1 Answers  

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what is leading power?

3 Answers  

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HRC fuse provide best protection against

3 Answers  

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