What should be the setting of an earth fault relay.

2 Answers   HP,

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Can any one tell me the current VAT, Sales Tax, Octroi and Excise duty for the financial year 2009 -2010. Say control panels are manufactured in maharashtra, then what will be the taxes for within Maharashtra and outside Maharashtra?

1 Answers  

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why the pf of semiconductor device is improved the electrical devices

0 Answers  

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electric contractor ya contactor kia hota hy ? or kesy connect kia jata hy ?

1 Answers  

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If we know the load for generator in KW then how it will be change to amps and also if we know the load in amps how it will change in KW and what Generator is good for that...suppose load is 500 amps 3phase......??

1 Answers  

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why transformer do not rotate?

3 Answers  

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Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?

0 Answers  

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what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?

0 Answers  

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why earth hole size is biggest in plug point?

22 Answers   Al Qabas, HCL, RRB,

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What is CBCT ? Why & Where it is used?

14 Answers   BCT,

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Why transformer is rated in kva?

4 Answers   L&T, NDPC,

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I want to know in body earthing which material can be use either copper plate or GI plate please guide us which is best option.

3 Answers  

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