Answer / subra majumder

are closly-spaced

Answer / ravi

Answer is both (a) and (b)

what is cro

3 Answers   HCL,

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can i used 400A SFU (for the use of PA fan motor),if my BUSBAR rating is only 315A?????answer me quickly as possible.......thanks

1 Answers  

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what is magnetizing current test in power transformer

0 Answers   ABB,

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What is the Procedure for selecting a Cable, Breaker and Transformer for particular load.

3 Answers  

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how air lock will be removed from generators, how it happens?

1 Answers   ABC Engineering,

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I have recently seen a transformer which had two primary terminals and was connected between two lines,i would like to know what kind of transformer is it?short discription about it,any advantages,purpose of usage of the same.............

8 Answers  

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Do you know how to measure the earth resistance? if so explain it

42 Answers   ABB, BEL, BridgeStone, College School Exams Tests, Dalkia, Dalmia Group, DEC, Electrical, Genpact, HEC, IOCL, JLL, L&T, MSEB, Saraca, Sical, Telecommunications, University Exams,

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what are the protection relays for trasformer

3 Answers  

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advantage of cu cable over al cable

4 Answers   Havells,

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Why ground terminal is used in pot meter 10k ohms

0 Answers   Mahle,

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in our 6.6kv motor feeder[it is having two sources from Bus A&B] earth fault relay is acting, we checked CBCT connection and cable meggerd values found very good still earth fault acting during first two are three start after that it will hold. please clarify what was the reason. if same motor is starting from other Bus-A it will start.

1 Answers   Gasal, Voltech,

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formula for incomer breaker size calculation of powerfactor correction unit

3 Answers  

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