Answer / balaji

HVDC means High Voltage Direct Current...
Some of the advantages are can transmit high voltage. No
reactive and capacitance as in AC.Transmission cost is
less... Even one conductor is enough with another conductor
is earthed.Control of magnitude is possible.
Interconnection of asynchronous networks is possible..

why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?

0 Answers  

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please explain working of revers power relay

4 Answers   CESC, DCM,

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what is diff kav & kvarh?

3 Answers  

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Suppose am having the PF value .8, so how can we say that is it lagging or leading?

11 Answers   Bhel,

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whatis the commertial spec. of distribution boards ?

0 Answers   Bosch,

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In our domestic single phase line if you don't have a ground connection (earthing)how will you separately use earth in a specific power supply board.

1 Answers  

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

0 Answers   ABB,

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y we are used signal conditioner in capacitive transducer

1 Answers  

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What is the emf equation of a transformer?

0 Answers  

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Why induction motor overheated?

2 Answers   HVCC, Physical Research Laboratory (PRL),

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DIFFERENCE BETWEEN TRANSFORMER AND CURRENT TRANSFORMER?

7 Answers  

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What are all the problems occured while ac generator running in leading power factor at full load condition?

1 Answers  

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