If single phase supply is 220v. then why three phase supply is 660?

2 Answers  

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on whcih cycle does gas turbine works?

2 Answers  

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Why transformer used in UPS??

0 Answers   JLL,

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can we run 3 phase induction motor under 2 phase supply

12 Answers  

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Explain the advantages and disadvantages of thermal power plant?

0 Answers  

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how to select proper cable for ct wiring so that drop within the limit.

0 Answers  

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what are the types of sus station ?

13 Answers   NTPC,

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how could we know the size of cable by physical view?

0 Answers   Havells, United Engineering,

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1. what is the power factor and whatis his losses 2. what is the working procedure of 51RNB AND 87 relay

3 Answers   ABB,

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what is the difference between gsm and cdma??

2 Answers   QMS, Vedanta,

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Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks

0 Answers  

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when ID fan will immediately stop through VFD what exactly cause and problem the ID fan

0 Answers  

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