Why the pointer of earthing of 3 pin top is made thick and long compared to the phase and neutral pin ?

3 Answers   Sanima Hydro Power,

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how do you measure earth leakages in 3phase wires?

2 Answers  

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For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?

0 Answers  

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In AC Drives How can change & control its output Frequency?

5 Answers   Jindal,

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motor is 12.5hp after starting few minets motot get hot? why?

5 Answers  

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Induction generator has = A negative speed B negative slip C negative voltage D negative current

2 Answers  

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Can without battery on line UPS,off line UPS or Invertor works please brief.

5 Answers  

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 where the Motorized mccb to be used? In Motor control center panel starters ,it is use full. please answer  

1 Answers   Voltas,

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What is effect of over voltage and under voltage on ACB

0 Answers   EFS,

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to transmit 30kw of power at 30 km what is voltage required

2 Answers   Anglo Eastern, Merchant Navy, NPCIL,

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advantage,disadvantage,aplication of sensorless direct torque control of induction motor

0 Answers  

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what happens if we earth negative electrode of an rectifier transformer used in ESP. In which normaly positive is earthd from inside the xmer.

1 Answers  

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