what size of copper busbar use for 11kv 630A

3 Answers   ABB,

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what is phase to phase voltage? what is line to line voltage

46 Answers   Exmar, HBL Power Systems,

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if HT side voltage is high current is low . and LT side voltage is low current is high please explian.

5 Answers   HP,

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is it necessary to earth the rmu before cutting off the transformer winding?if yes why?

0 Answers  

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in 3 phase (4 wire) star connection - is current pass through neutral??

7 Answers  

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what are the electrical components required for run the motor pump including safety components plz explain it how we can use such components .

2 Answers  

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1.What is the proper definition of power system stability? 2.some times a blue spark is visible in the secondary side of a distribution transformer at the contact position of bushings and fuse wire,why?

1 Answers  

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what is full form of lv and mv? 2.while we connect capacitor to generator what will cause for it?

4 Answers   ABB, Wireman,

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before transformer oil dielectric strenght tests are taken the oil should be allowed to settle to remove option 1 air bubbles 2 gasses 3 contamination 4 water

0 Answers  

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For example, if I use Star delta transformer for distribution, Can I Connect 230 V lighting load bewteen secondary phase & primary neutarl. What will be the effect, if I connect in this manner?

2 Answers  

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Myself completed B.Tech ECE in private university but i am working as an testing and commissioning engineer in electrical field whether i am eligibility to apply electrical licence.

1 Answers  

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how will we calculate the copper wire load..

0 Answers  

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