I am working on a 11KV system with fault current of 40KA for 1 second. I have selected 2500MVA 11/0.433KV transformer. How can i find the impedance value for this transformer? Please help me.

2 Answers   PPL,

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why we step down the voltage from 440 to 220 in machines

4 Answers  

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what are all the preventive maintainance carried out in DG?

1 Answers   TATA,

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how can we make cable shedule for controll wiring ? which details must be required for it.?

0 Answers   L&T,

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what is mean by harmonics?Type of harmonics?

6 Answers  

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If we have two nodes A and B and Vab is the potential difference between these nodes then which node is called reference node a.node A b.node B c. Ground node

1 Answers  

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What is the Relation b/w star delta starter , DOL starter and two speed starter. if we want to rotate a 20 kw fan in 2 speeds which type of two speed starter we have 2 use?

1 Answers   ABB,

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What is d role of reactive power in power system??How it produce & consume?

5 Answers   ABB,

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solor panels arrange some angle,panel is flat fitted energy was produced or not why?

0 Answers  

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why the transformer primary terminal indicated by u,v,w.to technical reason

2 Answers   JNTUK,

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without any excitation we can strt any dc or ac moter?

6 Answers   Bhel,

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what is the use of the puls transformer in UPS & how it works???????????

0 Answers  

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