what is the diff. b/w restricted earth fault relay & standby earthfault relay and where they are used?

4 Answers   KSK Energy, Reliance,

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what is the difference betwteen overcurrent and short circuit fault?

3 Answers  

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How open delta used for protection?

4 Answers  

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what is the diffrence between kav and kvar?

5 Answers  

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draw the block diagram of fire alarm?

0 Answers  

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WHAT ARE THE DATAS REQUIRED FOR SCS SIGNAL LIST PREPARATION?

1 Answers   L&T,

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what is the reason of power development in synchronous generator due to saliency ?

1 Answers  

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what is ring system ?

3 Answers   Bhel, Sabic,

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how to generator maintenance (A Check, B check,Etc)

0 Answers   Cummins, HCL,

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How to design CT for connected with Transformer OLTC operation? normally CT output design for 1A/5A range but during OLTC Tap position changing time how to function the CT?

1 Answers   HEG,

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Why we use cosine angle for calculating power factor not in sine angle ?

4 Answers  

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SIR, GIVE ME OPGW SAG CALCULATION FORMULA I AM DAE ELECTRICAL. THANKS

2 Answers  

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