During the main stator winding insulation testing (phase to ground)of 11kv alternator (Lerysomer) i found 0 and resistance with multimeter and found 20 killo ohm while the power cables are connected both end (Generator & VCB). In VCB PT (Potential transformer) are connected. Please any body explain that method of insulation is correct or not? also describe of PT connections

1 Answers   Private,

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why is  use the star and delta connection and difference

1 Answers  

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why the protection turbo generators is most complex?

0 Answers   Infres, L&T,

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What is the difference between Generator Differential Relay and Transformer Differential Relay?

0 Answers  

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what is the use of Reactive power in power system?

3 Answers  

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difference b/w timer and counter

1 Answers  

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The power consumption, in case of centrifugal loads (like pump, fan, blower etc.), proportional to ____.

2 Answers   BSNL, NTPC,

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why the starting torque is high in dc series motor..

3 Answers   GM General Motors,

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Caliculate the Specific Fuel consumption of 320 kva diesel genarator set?

3 Answers   AllTech, RRB,

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How does a star connection and delta connection work? How does the star connection save starting current and how does it change to delta?

3 Answers  

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IN 500 KVA TRANSFORMER 11KV/415 VOLTS HOW TO CALCULATE THE HT CABLE SIZE AND LT CABLE SIZE FROM TRANSFORMER TO LT PANNEL. AND HOW MANY MAINSWITCHES OR MCBS WITH RATING ARE TO BE PROVIDED

2 Answers   BSF,

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what happen to the voltage and current in all phases when an earth fault occur in a phase in three phase three wire system(delta connected)...

1 Answers  

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