Answer / k.prakashchandra

% impedance = (rated current * impedance *100)/rated voltage

what is the difference b/w permitivity and permeability

1 Answers  

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when transformer oil should be filtered/tested?

3 Answers  

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lightning arrester rating selection procedure: (line to line voltage(kV)/(squ.root of 3))*squ.root of 2. now the question is, IS this above formula correct for both STAR and DELTA connected system???

1 Answers  

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Why insulation layer of a High Voltage cable is more than a current carrying cable?

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What is the real function of reverse power relay in generator panel while syncronising?

0 Answers   Triveni,

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What happens if the secondary of the transformer is shorted?

2 Answers  

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what is meant by LCR meter? where its useful ?

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what is the working of hydrent system.

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We are planning to synchronized DG's with our captive plant in the event of black start of plant, but before sync we checked voltage of DG with our plant voltage and it varies from 5 V to 450 V. So in this condition how we can sync DG with plant ?

0 Answers  

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DESCRIBE THE CONSTRUCTION ANDOPERATION OF BELT CONVEYORS AND SCR CONVEYORS , DRAW NEAT SKETCHES

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when the PFR (POWER FACTOR REGULATOR)change a step to zero,one of the RCCB will triped off,is it the changing step of this PFR effect the RCCB?

2 Answers  

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What is meant by reset level of the relay?

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