Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.

0 Answers  

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define differential current and restraining current in relays. how to calculate it by mathematically? post the formulaes.

4 Answers   Siemens, VPEC,

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Is the force acting between two parallel conductors of infinte length carrying AC of frequency 50Hz remians constant with respect of time? If not then what would be the frequency of the force acting?

1 Answers  

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How to calculat the size of copper& aluminium wire ?

5 Answers   Hindalco, IOCL,

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One B.O.T Unit ??

10 Answers  

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what current is taken from a double wound 500kva transformer

4 Answers  

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how much winding resistance of 0.75kw to 12.5kw 3ph sqwiralcage induction motor?

0 Answers  

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why we are testing cables with DC supply not with AC supply?

9 Answers   Aurobindo, DEWA, L&T,

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When star connection of motor is use?

1 Answers  

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for star delta connection,,why the contactor star not burn,when red,yellow and blue cable is looping.

2 Answers   Mahindra Water Utilities,

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which of the folowing has negative temperature coefficient of resistance? a. mercury b. copper c. lead d. carbon

2 Answers  

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What is difference between 220v/50Hz & 120V/60Hz?

8 Answers  

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