Answer Posted / birju barot

7th

What is the difference between solid grounding and impedance grounding?

2098

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3 phase induction motor connection star or delta while using ac drive motor is .75 to 5.5 kw

1958

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what is Fault level? why it is calculated? how will u decide same for our plant?

2048

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i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value

1930

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why and how voltage sharing in transformer, during magnetic balance test ?

2331

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Show Details FROM:Muhammed Ikram TO:qa@allinterview.com Message flagged Saturday, June 4, 2011 10:07 PMMessage bodyHello all, i want to ask a question to all of you that what is VMM (voltage monitoring module )? how it work,s? i heard somewhere that it compare 1 phase voltage to other phase voltage. but there is also some setting on it. how to set it,s setting. please tell me briefly. Thank,s and Regard,s. Muhammed Ikram.

1846

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how to calculate the step resistance for slipring induction motor,how you deside the no of step for that?

2228

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What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva

2207

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Z transform is use when system is not a) converges b) diverges

1669

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what is the relation between reactive power and power factor for the what is the limit of reactive power and power factor

2094

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Why delta star trformers are used for lighting loads?

1172

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how to determine ct ratio in ht vcb?

1831

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Give atleast 20 alternating current apparatus and devices.

1770

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what are the effects when a salient pole alternator is run at high speed like 3000 r.p.m?

2420

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What is the Current equation in series RLC circuits.

1041

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