HOW MUCH KVA DG SET REQUIRED for charging 12v 4000 ah battery?

3 Answers  

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what are the methods of speed control of dc motor???

4 Answers  

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solar cell voltage?

2 Answers  

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In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?

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How many battery required for an 3kva online ups with 3 hrs back up with usage of 3 fans,3tube lights

1 Answers  

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what are the necessary basic electrical topics to learn for mechanical engineer to deal practical problems.

0 Answers   Honda,

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how to calculate 3 phase clearance in Tower line , 33& 11 KV Line and LT Line.

1 Answers  

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Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?

0 Answers   OPS,

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what is difference between tension tower and suspension tower?

8 Answers  

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What is the advisble power factor to be maintained in grid connecting power generation plnats without any effecting the generator.

1 Answers  

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I would like to install the largest KW alternator to a 200 amp aluminum bus box in my home. Is it possible to install a 250 KW 400v 251amp synchronous alternator to my home?

2 Answers  

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What are the reason of unbalanced secondary voltage of HT transformer 33kv/6.6kv ? Incomming voltage is balanced.33kv each secondary voltage 6.6 kv 6.4 kv 6.4 kv At no load conditions.

1 Answers  

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