Sir, plz tell me the relation b/w KW and frequency in Variable frequency Drive?

2 Answers  

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why wire sizes are 3/29 or 7/29 and why not wire sizes are 2/29 or 6/29?

0 Answers   OGDCL,

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For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

0 Answers   Ecil,

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what is the difference between ground and neutral?

2 Answers  

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Can any body tell me about Hi-pot test, and why it is necessary and its procedure of testing

6 Answers  

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what is power factor? how can we correction the power factor if this is high or low? If anyone know please please send the answer on my email id ( kumarkirshan@in.com )

5 Answers  

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define electrical field?

6 Answers   L&T,

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can d.c.transformer exist? if yes then what its max. rating?

6 Answers  

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what is difference between line differential and transformer differential?

0 Answers   L&T,

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what happen if generator of micro hydro running at only a small percentage of its capacity, as a comparison, if the diesel generator that runs on only a fraction of its capacity there will be a wet stacking

0 Answers  

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where to use CT and PT?

4 Answers   CEB, Reliance,

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Why is the earth fault relay connected to the Yellow Phase?

4 Answers  

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