what is the purpose of high speed earth switch in gas insulated substat

0 Answers   ABB,

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what is meant by transformer oil temparature

3 Answers   Vijaya Bank,

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Is it possible to interlock between ACB & MCCB?

2 Answers   Areva,

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is it value of power factor is more than unit. whats effects in the source supply

0 Answers  

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What is the permissible value of earth resistance and as per which standard / act / rule ?

3 Answers   HBL Power Systems,

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how is working bearing heater?

0 Answers   ONGC,

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what are corona losses

3 Answers   Siemens,

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How can we calculate ac current from the given DC current when AC voltage is given?

0 Answers  

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What is boost transformer in railway??

2 Answers  

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What should be value of Circuit breaker operating time and tripping time?

5 Answers  

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IN HT MOTOR HT REFERS TO HIGH TENSION OR HIGH TRANSMISSION?

11 Answers  

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what is the meaning of x,m,k in the relays?

0 Answers   ITC Infotech,

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