where HT & LT capacitor uses ?

2 Answers   NTPC,

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ganaretors A check B check and C check details

1 Answers  

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what is the use of the circle diagram

2 Answers  

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pls send previous bhel electrical papers

0 Answers   Siemens,

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What are the different methods of improving power factor,especially in Wind Sector

2 Answers   Suzlon,

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In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

0 Answers  

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In any Industry, Which voltage level either 3.3kV or 6.6KV to be chosen? Then I would like to know ,Is there any cost consideration or Rating of motor?

5 Answers  

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why is the core of the underground cable is spiral in shape instead of straight?

8 Answers   Mecon,

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Why tripping not occur when the transmission breaks? Doesn't we provide earthfault protection for it?

1 Answers  

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In ACS 1000 drive we used 12 pulse convertor.Why dont used 6 pulse or 3 pulse convetor

1 Answers  

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BRIEF ME CHECKING PRCEDURE OF BATTERY 12V 26AH

1 Answers   DRJ ARDE,

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i have a roll dia aprox.43 inches and gear box ratio is 14.3.so my question is how was decide the kw rating of motor.

1 Answers  

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