In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?

0 Answers  

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what are the reasons of CT circuit faulty in busbar protection scheme?

0 Answers   Getco,

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the electric traction poles having 3 cables n two cables touches with a insulator (or any) another one separated but it will be running 1-phase why?

4 Answers  

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what is inverter

12 Answers   Bhel,

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Why star point of star connected motor is not grounded? Why alternator is operated at lagging power factor?

3 Answers   TCL,

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What conditions are required for a transformer to operate at low frequencies ?

1 Answers  

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what is the vvvf in the dumbwaiter?? or lift. what is the actual process?/

0 Answers  

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respetsed sir, i have applied for section engg and juniour engg for both chennai and tiruvunabthapur boards for electrical deportments . can u suggest what books i have to follow and and also from which sections they r going ask (i mean weightage and what topics i have to cover) for both se and je for both chennai and tiruvunanthapur boards.......

1 Answers  

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why do we need the body earth?

4 Answers  

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how to find ratio of CT & PT in 66/11kv 12 mva supply system ? explain with calculation.

0 Answers   Adani, Mahaveer,

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How many current ratings of MCB's are in the market? e.g: 1A, 2A, .......upto.

4 Answers  

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1 KW = how many HP

3 Answers  

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