What is PF? Formula for calculating PF in HT side?

10 Answers   HSL,

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what is mean by parallel operation of permanent magnet generators

0 Answers   PSD,

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What is Tachometer used to measure?

0 Answers   Blue Star,

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at what base you will tell the direction of rotation of dc motors and generators?

0 Answers  

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How to calculate & connection of 900KVA generator 2 sets & load(1500A)? How to choose cable size and ACB size for this load & generator? please explain me detail. Regards, Mr.Han

3 Answers   Powermec, TATA,

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I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions

0 Answers   Wipro,

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What is mean by voltage & current.

12 Answers  

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2 Diesel Generators 900KVA connected to the bus bar for essential load as an alternative for power taken from 11/440V 3KVA Transformer supplying this bus bar. my question here is in the event of power failure on 11KV side can I feed the power to 11 KV bus by using the same transformer as reverse feed, what will be the inrush current???

3 Answers   Ashok Leyland,

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why we changed the polarity of DC generator ?

1 Answers   DMRC, Microsoft,

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What is the difference between Earth Fault protection & Neutral Protection

1 Answers  

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What type of surgery impedence with 200ohs 

1 Answers  

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What is surger vector in 33Kv transmission feeder? We have AC power generator of 8MW which is paralleled with 33Kv EB grid. Some times our HT breaker gets trip off due to surge vector problem. How to over come it? Is there any device to observe the surge and avoid tripping?

3 Answers  

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