What is the safety factor is to be consider while selecting the switchgear and protection for electrical system

1 Answers  

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why do the core of transformer saturates???

1 Answers  

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defined power system?

3 Answers   Spanco,

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Why we have use 3 & 1/2 core cable use for general electrical supply arrangement

1 Answers  

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why in a transformer frequency remains constant? if frequency is changing what will happen?

5 Answers  

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Can a generator runs after getting 1st stator earth fault.

0 Answers  

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What is done to avoid interference of high frequency transmission lines with communication lines??

4 Answers  

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A group of machines (wind turbines) connected with 33KV feeder and each machines are having individual VCB. The 33KV feeder connected with 110KV/33KV substation. The 33KV feeder tripped by over current at Substation and fault recorded at Substation as OC-R&Y phase. Same time the group of machines VCB tripped by over voltage, the fault recorded voltage was above 66KV by numerical Under/Over voltage relay. While grid drop time, this much of voltage hike is possible?

1 Answers  

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why in the three pin plug all 3 pins are cutted ?

0 Answers  

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how can found motors folt current ? how can disided circuit breakers caoicity and breaking capicity ?

0 Answers   Omega,

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what are the types of starter ?

25 Answers   Andhra Sugars, Bhel, Eveready, HyFun Foods, Jindal, ME, Valeo Lighting Systems India Private Limited,

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Differentiate between ideal and non-ideal voltage sources?

0 Answers  

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