If a motor of 30KW rating &200 mtrs distance from feeder give me the cable size selection calculation?

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how many desk top computer can connect to a 25kva 3phase generator?

1 Answers  

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What are the two segments of nyquist contour.

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What are the advantages and disadvantages of oil filled transformers?

2 Answers   Mercantile Marine Department, Studio College,

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1 ph induction motor winding priniple and connection diagram?Similarly for 3 ph induction motor?Full description

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What is the minimum permissive IR value for LT & HT motor for safe starting?

1 Answers   Rukmani,

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will the turbogenerator operate on leading power factor with out modification in the stator winding.

3 Answers   Toyota,

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How to determine the Power factor is Leading,Lagging & Unity ?.I don'thave any Meters.

3 Answers  

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11. As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why? 12. How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test? 13. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV? 14. Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it? 15. Explain why the Voltage drop will happen in 3 Phase line? 16. What is the equipment used to control the generator output? 17. What are the factors to be considered during the Synchronization? 18. What should be value of Circuit breaker operating time and tripping time? 19. Why the CT Secondary is rated as 5A generally? 20. At which time Synchronous generator act as a Synchronous Condenser?

1 Answers  

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why we have to do tan delta test of the transformer oil???

5 Answers  

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how to minimize earth resistance upto 2Ω, if the resistance is 6 Ω ?

0 Answers  

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Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

0 Answers  

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