why 3phase is 440v but where as we get phase voltage 220v,we have to get 220*3=660v.can u pleas give in detailed

3 Answers   Avantha Group,

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In case of power/distribution transformer what is percent impedence?

1 Answers  

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What is d main advantage of using double circuit 3 phase transmission ?

0 Answers   UHG,

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why voltage drop will occurs in 3 phase line?

12 Answers   ABB, Servo,

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The mechanical angle is electrical angle A always less than B greater than or equal to C equal to D less than or eaual to

1 Answers  

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why is using sensor?what is differece between photoelectric and proxmitty?

0 Answers  

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what is your aim

0 Answers   L&T, TCS,

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How check electrical motor winding.

4 Answers   DRJ ARDE,

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what is linear motor?

2 Answers   Lucas TVS, wbsedcl,

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Why DC excitation is used for alternators? Why cant it be AC?

35 Answers   ABB, Ace Info, Alstom, Shalivahana Power,

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what the purpose of transmited high voltage in over head lines

3 Answers   NCC,

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I want to know the currect formula for industrial lighting lux caluculation & light fittings selection

2 Answers   MRF,

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