Answer / k.prakashchandra

The relay measures rate of drop in frequency ,which is due sudden increase in load or decrease in generating capacity . When df/dt exceeds the set value ,the relay closes the trip circuit.

What is the difference between grid and off- grid system??

0 Answers   GVK,

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can three phase induction motor rotate with only 2 phases connected

22 Answers   Delta, Mannar Company, Suntron,

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Pleasd Tell Me..... In Generating Stations Why The Generation Of ELECTRICITY Is In 3 Phase Form?? OR In Generating Station Why We Generates The ELECTRICITY In The 3 Phase?? Why Not In The 4 Phase, 5 Phase Or 6 Phase Form??

3 Answers  

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what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA

0 Answers   Mega Power,

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How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?

0 Answers   Triune,

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The company is wiling to buy you 5 pcs of equipments in your electrical tool kit. Plz tell what are the 5 things you want?

3 Answers  

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why the pf of semiconductor device is improved the electrical devices

0 Answers  

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what is open star connection or open delta.

1 Answers   ACC, Jindal,

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What is the difference between Earth and Neutral?

2 Answers  

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what is diffential relay? testing proceure?and transformer reach Over load thet time differencilal relay operate or not ?

5 Answers  

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suppose there is afault in transmission line connected to a generating station, then what r the adjustments u will take to without loss of synchronism?????

2 Answers   NTPC,

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On what basis do you decide the ONAN (Oil Natural air natural) or Dry type transformer for a project?

0 Answers   Semac,

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