how power saving takes place through VFD?

9 Answers  

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What is a DC series motor?

0 Answers   Ericsson,

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AC SUPPLY HAVING 230 V FREQUENCY REDUCED ZERO IF MEN TACUCHES THE SUPPLY WEATHER HE GETS SHOCK OR NOT?

8 Answers  

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Briefly describe your ideal job?

0 Answers   L&T, LPGCL, ONGC,

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why C.T protection required for H.T.lines?

4 Answers  

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In iduction motors the current is higher than normal for both the cases when the voltage appllied is more than the rated as well as less than the rated, why?

2 Answers  

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list the type of vfd? wich is sutable for heating kiln?

0 Answers   AluChem,

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why we are using DC supply in megger?

3 Answers   TATA,

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funtion of choke

4 Answers   L&T,

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What is the use of choke in tube light?

5 Answers  

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why there is a temperature rise at different metal to metal contact at cable lug??suppose cable is aluminium and the lug is copper,than why the temperature rise takes place??

2 Answers   JK Cement,

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What are the specifications for getting approval of Substation?

0 Answers  

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