when will cause the negative sequence falut in electrical system?

2 Answers   Schneider,

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why to use freewheeling diode ( diode in revers bias mode) across dc coil

2 Answers  

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What is stray current in DC Traction?

2 Answers   L&T,

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what is the current law ?

4 Answers   Aster, TCS,

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why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)

0 Answers  

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why buchholz relay is kept on inclined position and why it is cover??

1 Answers   GSECL,

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what happen if field of dc shunt motor opens? what is function of putting res. in parallel to one phase of 3 phase IM? the power supplied by 5A source in circuit is given by------Watt.

0 Answers  

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What do you mean by cold shinkable cable joint.How it is done.

0 Answers  

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why it is mentioned as 8/10 mva transformer why not directly 8mva or 10mva transformer. please explain me the full detailed reason.

4 Answers   Qatar Gas,

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what is the working of vfd drives.

2 Answers  

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How to work meggar?

0 Answers   Anand I-Power,

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Hi ,what the accurate method to set correct(In) over load to protect the 3~ motor

4 Answers  

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