what is the difference between ac drives and dc drives?

1 Answers  

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Is there any abbrevation for STUB in Stub bus protection

0 Answers  

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How the train speed control?

1 Answers   Bhel,

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how to measure genset CT coil range?

1 Answers  

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If there is major % of Voltage harmonics in the system, how can it be control or reduced?

0 Answers   JCN, Wipro,

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why the substation require din electrical system?

1 Answers  

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Hy the hydro power stations have high transmission and Distribution costs?

3 Answers  

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How damper winding in synchronous motor suppress Hunting?

2 Answers   Bhel,

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how the testing of protection CT Testing done through Primary injection kit please describe in detail procedure...

0 Answers  

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How can we calculate D.C.Load current in terms of A.C. load current?

2 Answers  

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A 11KV, 1200 A breaker combination fixed in a cubicle for HT motor.Is normally for 11 KV motor fuse is using? if Yes, What range fuse is required?

0 Answers  

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why contactor not provided between output of VFD and motor?

6 Answers   Siemens,

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