Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.

0 Answers   SK Engineering,

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What is the difference between vector surge relay (78) and Pole slip relay (98G)

0 Answers  

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For Electrical / and Electronic Systems, when we say efficiency is 80%, then what happens to other 20% from the Power consumption.? I.e. what happens to this?

1 Answers  

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Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?

0 Answers  

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Why use in ht motore

0 Answers   ACB Group,

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There is one 40MVA oil cooled transformer (yet to commission), filled with 95% oil and we are trying to fill 5% Nytrogen in that transformer so that there should not be any foreign component inside. But even though there is no leakage, nytrogen is not withstanding inside transformer, within a day or two pressure guage is showing 0. Why is it soooo? Pls reply.

1 Answers  

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can we share mvar in parrelell connected alternators

2 Answers  

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what is XLPE type cable

8 Answers   Areva,

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why core is useful for the transformer and in its operation

1 Answers  

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why we use separate earthing for two seprate machine??

1 Answers  

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difference between Ac and Dc mcb ????

0 Answers  

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wchich motor we are using in mixer?

4 Answers  

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