is earthing is necessary if we use armoured cable

1 Answers   ABB, Schwing Stetter, Siemens,

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Latching current is slightly less than ?

2 Answers  

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Hello friends., my question is related to testing of current transformer... A Ct having knee point voltage of 750 volts., and I have two step up transformer's of rating 230 v to 440 volts., can I obtain the value of 750 volts by using the two transformer's.... If yes then how could I connect the transformer's to obtain knee point voltage?? thank you in advance

1 Answers   ABB,

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What is meant by Resonance what are the different types of resonance and what are uses of them?

14 Answers   Infosys, NTPC,

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how we masure a cuurrent?

5 Answers  

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why fuse amperes rating are specified ratings like 32amp & 64 amps?

2 Answers  

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what is the main parts of transformer? how it is functioning? pls giv the ans briefly.

0 Answers  

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how to set the transformer differential relay

1 Answers   Divis Laboratories,

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What is the major differences between RCCB & ELCB? If we use ELCB of less sensitivity why does it trip often and can we control it from tripping?

1 Answers  

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How much the fault level of 11 k.v.,22 k.v., 33 k.v. (in Maharashtra- M.S.E.D.C.L) for calculation of short circuit current & selection of h.t.cable.

1 Answers  

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What is infinite Busbar?

4 Answers   Equate,

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Why does capacitor block dc supply?

5 Answers   Bhel,

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