we have 3*1 MW generator one NGR is common for all it will be selected during paralle our problem is two generator ca be paralled but when slecting third one we need to close NGR selection on third one other wise voltage not matching why?

1 Answers  

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what is the difference between directional & non directional earth fault with example please explain.

0 Answers  

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why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.

0 Answers   Sail,

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What kind of maintenance is conducted for Transformer

0 Answers   Gulf, UB Engineering,

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how does a submersible pump work..?

0 Answers  

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Why transformer ratings in KVA not in KW?

6 Answers   ABB,

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define hysteresis loss, eddy current loss and windage loss

0 Answers  

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How we can calculate the Amps for the cable Ex:- For 1sqmm wire how many amps we can draw (calculation)

0 Answers   TATA,

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what is the tolerance of electrical frequency for India? it's .5% or 1%?

8 Answers   Engro,

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can I connect step down transformer(25KvA,240V Phase to phase)to output of online UPS(15KvA,440V PHASE TO PHASE) Load connect to TRANSFORMER is 13KvA,240V PHASE TO PHASE. please brief if it is wrong

1 Answers   DRJ ARDE,

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Hy the hydro power stations have high transmission and Distribution costs?

3 Answers  

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

10 Answers   HSL,

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