What is the functaion of IGBT in UPS system?

1 Answers  

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What is the Nyquist criterion regarding control systems?

0 Answers   GE,

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When do you use a VFD motor?

1 Answers  

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in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

0 Answers  

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What is the difference between ARC & SPARK?

4 Answers   OPTCL,

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what is a relation of energy in electromagetic field

1 Answers  

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In the ACB breaker capacity is 2000Amp but this each phase taken 1250 But total beldibg load is 600amp or 700amp watt is the problem

0 Answers  

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What are the main problems in distribution? I have to do an assignment so which problem should I choose? Like power factor problem etc.

4 Answers  

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What is load boxes ?

0 Answers   AMIE, PEPL,

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how can we calculate the ratio of caustic soda and water in lrs.

0 Answers  

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who is make controlling in the reactive power that genarted in AS genrator(the exitaion currnt or exitation voltge)

2 Answers  

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What is the difference between the watt hour meter and Var hour meter in terms of internal connection and work theory . ie "When the meter records watt-hour an when the meter records var hours ??"

13 Answers  

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