What is the function of earthfault relay?

18 Answers   MultiTech, Tech Mahindra,

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Do closed loop systems require manual input?

0 Answers   GE,

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how tan-delta test is performed?

1 Answers   GE, VDL,

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What will happen if we give AC supply to DC motor?

4 Answers  

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when the time of backcharging the transformer three phases only enough or three phase with neutral is must.from these which one is the best one.

0 Answers  

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In a Impedance Based Distance Relay (Quad Characteristics) - Could there be two different Line Angle(RCA) for Ph-Ph & Ph-Gnd? If So Kindly Let me Know.. Where, What are the advantages of the same?

0 Answers  

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avr is an automayic voltage regulator ... it regulates voltage before it synchronise with grid after synchronisation it regulates power factor why....

7 Answers  

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why it is in star to delta form of Synchrounus generator and delta to star form of Generator Transformer (or step up transformer)

1 Answers  

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what is the difference between transformer and amplifier ??

5 Answers  

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what phase and neutral.

3 Answers   HP,

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How 3 phase invertor works?

0 Answers   Aero Ltd,

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critical losses of transformer

3 Answers   EEEC,

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