what r the sizes of CB's? how to select CB's?

1 Answers  

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what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that

0 Answers   ABB, Siemens,

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what perpose of use CT ratio in gt,st,uat

1 Answers  

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Operation of isolators.

0 Answers   KSEB, L&T, Siemens,

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Differnce between earthing and nuetral

3 Answers   S Tech, wbsedcl,

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What happen to alternator if prime mover fails?

4 Answers  

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Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

0 Answers   MPSEB,

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What are the types of TESTS in CIRCUIT BREAKERS based on Testing and commissioning?

2 Answers  

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Capacitor is load free component but why ampere meter shows current when capacitor bank breaker close?

0 Answers  

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why occ curve is not tracing back when we are bringing rheostat back in reverse direction?

0 Answers  

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is it possible to turn on the single phase star delta on delay timer using 24 v dc ?

0 Answers   L&T,

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HOW SKIN EFFECT REDUCE THE CROSS SECTION OF THE CONDUCTOR

2 Answers  

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