Answer / guest

these wdg r used to minimize the commutation effect.

what is the difference between online and offline UPS?

4 Answers   Prestige,

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What is Rough Balance Busbar Protection

1 Answers  

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how we can calculate chiller required ampear?

0 Answers  

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what causes contact chatter when there is no demand on the air conditioning unit?

0 Answers  

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what is meant by crawling??

10 Answers  

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what is high pot test on 11kv switchgear and how to apply high voltage on panel what is spheare gap and how to determine its celeberation.

1 Answers  

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WHAT IS THE REASON OF CHANGE FREQUENCY IN DG SET AFTER FULL LOAD.

1 Answers  

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what is the ka rating of mccb. and how it is decided .

3 Answers   Napino,

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Whats the use of earth pits? and it will function? whats the natural earth value? How to improve ur earth resistance?

3 Answers   Anwar Ispat,

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why do the core of transformer saturates???

1 Answers  

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why in India it is maintained for exactly 50HZ frequency, why it is not that 49Hz,why it is so?

2 Answers  

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i want to measure voltage difference between neutral and earth so i just simply use voltmeter. my question is that may i use this measure continuosly.or there are some electricity board restrication on that? or it creat some problem on my measuring device..?

2 Answers   NEEC,

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