what is corona effect

3 Answers  

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If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

0 Answers  

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what is magnetizing current test in power transformer

0 Answers   ABB,

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why we short ckt the secondry vo5tage/ winding in transfr and motor?

2 Answers  

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Re: What do you mean by Power factor of a generator? Power factor purely depends on the load (wether inductive, reactive or unity) then what does the Power factor mentioned on the generator nameplate means?

2 Answers  

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Whot is the braking capacity for MCCB. How we select different braking capacity.

1 Answers  

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What is thermal relay and how it is works in transformer please explain

2 Answers   Future Group,

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what is transformar load balancing ?

2 Answers   L&T,

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how to find the 2500 KVA transformer rated primary and secondary volt and current?

4 Answers  

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how to check IR values in alternator winding?

3 Answers   Birla, Naftogaz,

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generally in LT and MV motors we are using 3.5Coresx16,25,35,50 etc cable for supply.although motors is earthed at two point and having all protection.then why we are using that 1/2 core for earthing the motors.while in HT cable we are using only 3core cable for motor supply.generally lt and mv motors are delta connected and ht motors having star connection.whethere it is having any relation with winding connection( star or delta).all motors i am talking about are dol only.can anybody solve my confusion.thanks...

0 Answers  

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What is load shedding?

1 Answers  

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