what is the basis for selection of Protection CT class ? How anyone can decide whether to go for 5P10 or 5P20 ?

3 Answers  

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Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light?

0 Answers  

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Is 3C x 2.5 Sqmm Cable can withstand 40Amp Starting current? If Yes then specify your ans.

2 Answers   NTPC,

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Explain briefly about current , voltage and power

6 Answers   L&T,

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from which formula we select a capacitor rating?

4 Answers   Suzlon,

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Which element has power dissipated in it when the source is removed ?

2 Answers   SSC,

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what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.

0 Answers  

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I have 440v power coming to facility,( not being used ) can I buy large generator, (gas) to sell power back to electrical co.

0 Answers   KVF,

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why we use single core 630mm2 cable for transformer secondary side

0 Answers  

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How can we save electrical cost i.e switchgear, wiring, conduiting etc in a room?

1 Answers  

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Is there any reason that we get shock on touching phase wire because the earth is at neutral potential? Is there any reason that the earth is at neutral potential because the neutral is earthed in apower station

0 Answers  

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what is auto transformer?

4 Answers  

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