what is the difference b/w neutral and earth?what is the need of earthing and what are the different methods for earthing?

4 Answers   NTPC,

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For 6600/433 distribution transformer we apply secondary side 433 volts how much voltage in primary side.

2 Answers  

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how we test a 3 phase motor on single phase supply....? HOW WE RUN A 3 PHASE MOTOR ON SNIGLE PHASE. supply for testing..? how we verify of a 3 phase motors 6 wire & name thame a1/a2/a3..b1/b2/b3 and c1/c2/c3 for connecting star delta starter ........i have only 1 phase supply ? help forum..........

1 Answers   Enercon,

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what is the k var ratting of 1250kva

0 Answers  

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what is the function of 1 phase preventer?

3 Answers   ABB, Electrical,

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DG use Rating KVA why

1 Answers  

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hi,every one, i have to write the search paper on "performance policy optimization" of NGN (next generation networks). i need the material on this topic. can any body help me. please tell me any useful site where the good material is available and name of any reference book. it should be a great help for me.

0 Answers  

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What is derating?, Why it is necessary, it is same for all means for drives, motors,and cables.

1 Answers  

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Where all & Why resistance grounding is required?

1 Answers  

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What is the different types of cable & current capacity of cable

0 Answers  

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how to modify DOL control panel into Delta Y connection?

0 Answers   ABB, PDCS,

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WHY THE +VE POLARITY OF 48V DC POWER SUPPLY IS USUALLY GROUNDED?

1 Answers   Tulip,

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