Answer / vinoth

3P used for residual protection, to protect against fault occur between any phase to ground(or)neutral ...

what solid earthing means?

3 Answers  

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explain how hunting can be reduced in an alternators?

3 Answers  

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can we load Power capicitors on DG sets?

14 Answers   Neptune, Nimbus, Westin,

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Dear sir, iam completed iti ncvt electrician 2000-2002 & diploma electrical eng completed 2008-2010 distance education in rvd university, still i got B licences only but my working company want C licences, how to i get c licencese pls reply me iam in critical situation thank you karthick 9841637803

0 Answers  

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In Battery Charger - What is the meaning of End Cell Voltage and Float Voltage.

9 Answers   FLSmidth, Focus, PSEB,

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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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Which pump set is more suitable and economical for liftingwater from 300Mtr borewell? A. Compressor Pump B. Submersible Pump C. Jet Pumps D. 25HP Centrifugal Pump Q. from PSC Test 22-11-2008 Meter reader

8 Answers  

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when voltage increases then current also increases then what is the need of over voltage relay and over current relay? can we measure over voltage and over current by measuring current only?

1 Answers  

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Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 63 Amp.

5 Answers  

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what is the difference between pvc & fiber glass cables

0 Answers  

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why colour of electrical equipment( like transformer) is grey

10 Answers   Trident,

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What is the polarization index value ? (Pi value)and simple definition of polarization index ?

0 Answers  

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