what is the concept of star delta starter?

7 Answers  

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back emf of motor at the time of starting ?

2 Answers  

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What is the method & formula of Fault level calculation in power Transformesr.

3 Answers  

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my UPS is 600VA with 0.6 p.f and i use it for my computer which has 450W power supply unit, a monitor of 633nW and speakers. Can any one explain this.. because the output of UPS should be 360W (<450W)

2 Answers  

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Why used IGBT IN AC Drives

4 Answers  

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State angle criterion.

0 Answers  

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one hp 3phase motor what generate power factor

1 Answers  

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can i connect REF and Differencial relay in 1 CT core for transformer protection?

0 Answers  

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What is mean 2XWY

0 Answers   Wilo,

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Explain dc generator with its types?

0 Answers  

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advantages of vvvf drives over non vvvf drives for EOT cranes

2 Answers   HEC,

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Can anybody inform me about the pattern of ECIL GET( Graduate Engineers Trainee) interview for Electrical students? Will there be HR round as well? I thought of preparing for 2 to 3 subjects thoroughly. Will it be sufficient? Please share your thoughts.

0 Answers   Ecil,

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