what is the contact resistance of sf6 circuit breaker??

2 Answers  

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what is the effect if we add capacitor on DG supply, it has any loss or benefit.

6 Answers  

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3,12,24,33,_ ,75,150 Find the missed number in this sequence

2 Answers   HCL,

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Why we use Fuse in transformer in secondary side.Why we dont use fuse in primary side?

1 Answers   Care,

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What is the name of process In VFD frequency are increase then voltage increase & frequency decrease then voltage decrease?

0 Answers  

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On what basis the the size of Lightning arrester for buildings are selected ?

0 Answers   KGD,

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Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.

0 Answers  

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why generator and t/f ratings given in kva & motor rating is in KW?

6 Answers  

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I want to give Power supply to a house from the Feeder, Total Load of the House is 128 KW, how to calculate cable size for this load ?

5 Answers  

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why we use star connection in HT motor? and delta connection in LT motor

2 Answers   npcc,

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Differentiate between low pass, high pass and band pass filter?

0 Answers  

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what is per unit calculation?looking for simple and strong explanation thk u

0 Answers  

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