what type of protection and safety req. in the 220kv substaion and area around the substation

2 Answers  

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why 2 phase is used in argc furnace? why 6 phase is used in converting machinery?

1 Answers  

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how to define that what is resister ,capacitor& inductor.

1 Answers  

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Why efficiency in thermal power plant is low?

0 Answers  

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why impudance relay used for medium transmission power system? why not others?

0 Answers  

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whatis the commertial spec. of distribution boards ?

0 Answers   Bosch,

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What are all present producing cost of Per KWH of various Fuel?

0 Answers   Sanmar,

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if current required for triggering thyristor at -30 degrees(temp) is 80 mA, what is the current required at 60 degrees

1 Answers  

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Relation between pyramids and electrical technology?

1 Answers  

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what is the difference between linear choke and suction choke?

0 Answers   BARC,

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What is a soft start?

1 Answers   Focus,

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we have a 2000kva step down transformer at our site. The HT side is charged from 22000V. So the primary current will be 52.48A. So why the HT breaker(SF6 ABB) is rated of 1250Amps ?

2 Answers  

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