List the materials required for Pipe Earthing.

2 Answers  

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how to increase the power factor in machines

5 Answers  

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testing of Vector Group – YNaoD II

0 Answers  

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What are the neccessary safety arrangements before commissioning of HV substation?

1 Answers  

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is high voltage or high current is danger

16 Answers   L&T,

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what is meant by dedicated earthing?

1 Answers  

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why we are using2 wave trap in a feeder?

1 Answers  

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Is there is any difference between AC and DC Cables

1 Answers  

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what are the affects of loose connection in electrical circuit.

14 Answers   HP,

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if 11 lead acid batteries each 200 amph are connected in series so that combinly they can produce 110 volts dc. question is how much backup it can provide ? 2) how can we calculate that how much amprere and voltage is required to charge them . thanks in advance !

1 Answers  

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what is the operating principle of contactor(power).along with disection?

3 Answers   NASA, Tech Mahindra,

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63MVA,220KV/6.9KV Transformer LV side neutral is connected to Earth pit through NGR. Whether this earth pit required to connect with near by below grouding earth mat or it is to be kept separate?

0 Answers   GSECL, L&T,

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