how can we charged the battery in DG

2 Answers   MTS,

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Is phase preventer require when overload relay is there

1 Answers  

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how to stop oil leakage in power transformer.

1 Answers   APGenco,

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I am getting differential earth fault in my transformer realy , i have checked all its CT & control wiring but do not get fault, Please help

6 Answers  

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i) in which cases should we go for neutral and where should we go for ground? ii) in domestic supply we are getting 230v a.c.and what is the amount of current?

2 Answers  

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How to calculate cable size? How to O&m of vcb?

0 Answers  

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Why in india freq. is 50HZ & in U.S.A. it is 60HZ?

2 Answers   MacLellan,

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what is difference between line differential and transformer differential?

0 Answers   L&T,

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why choke is provided in the centre of the tube light?

3 Answers  

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how to select the double earth conductor if 21A full load?

0 Answers   L&T,

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Isi standard of lux level required / to be maitained in different working place general & in textaile industry.

1 Answers  

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How to Design green buildings services? What is the advantage to design green building?

0 Answers  

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