what are the main Parts of VCB
Answer / k.prakashchandra
insulating bottle/vessel,fixed &moving
members,contacts,,arc shield,main arc shield and bellows
| Is This Answer Correct ? | 5 Yes | 0 No |
what is motor contrl center .
what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator
what happen if any one phase of a slipring induction rotor winding is open?is it start or won't?
What is the secondry voltage of 420kV Current Transformer , the rated current is 2600A
hi i m going to attend bhel interview on 22nd sep 2008 for ET(electrical engineering).pls guide me how to prepare for the interview.i am a fresher.
We operate a 10 Mw facility and we have been experiencing several trips due to fluctuations on the MVAR? We have checked all issues related to the AVR and we have found all OK? Can anyone help us? The grid voltage, internal voltage, all regular parameters look ok. MVAR fluctuate and there it goes the unit? What could be happening? Thanks!
effect of decrease in excitation?
in star connected 4wired transmission system ,what happen if the neutral is grounded . or not grounded. which is significant and y
what is use of starter motor in DG ?
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i am swathi, b.tech 4th year. In smps(switched mode power supply)we are using diodes,mosfets,igbts for controling of current. And my question is why we did not use thyristors(scr)? it is also act as a switch,then what is the drawback of scr as compared to above transisters> if we use the scr,then what is happening ? plz give reply as soon as possible bcoz i am doing project on smps. plz frnds i want ans for that. if anybody know the ans plz send to my e-mail id /swathi.tadakapally@gmail.com/
HOW DISTANCE PROTECTION IS DONE IN EHV TRANSMISSION LINES? WHAT IS THE BASIC TECHNIQ OR FUNDA USED BEHIND THIS ? SPECIALLY EXPLAIN?IMPEDANCE METHOD.
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