How to calcluate the current by means wires/cables in square mm

2 Answers  

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30 kva ups may kitne output voltage hote h

1 Answers   ME,

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How we can defined theecopper cable size if we know the aluminium cable size?

0 Answers   Cummins,

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WHY THE TRANSFORMER VALUE MEASURES IN KVA INSTEAD OF KW.

4 Answers  

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from which subjects most of the technical que will b asked for hpcl(electrical).pls help me

0 Answers   ABB, HPCL,

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what is the problem with single phase AC motors and how is it overcome?

2 Answers  

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Can VFD step up to 60 Hz if it is designed to receive 50 Hz input?

3 Answers  

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It is a three inch fan and i want it to rotate to other direction .I've tried cutting the wire and reconnecting them inverse like black to white and white to black ,but it won't start rotating when i plug it in that way.And then it works again when i rejoin the wire to the way it is. I don't know what causing the problem.Is there anyone familiar with these small mortor?Any suggestion would be appreciated.Thanks!! http://i296.photobucket.com/albums/mm163/sasukebloodwheel/110527-105859.jpg

2 Answers  

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How select ELCB for 32amp. socket having quantity 12Nos. We have to do this wiring in PLANT. Please Also explain the incoming cable specification.

0 Answers   Gulf Industrial Services Company GISCO,

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The ripple frequency in output of fullwave bridge rectifier is a. Half the input b. Twice the input c. Same as input

0 Answers  

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why we are using panel space heaters in different control schemes????

3 Answers   Mecon,

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How can maintain our H.T. motors used in cement plant. please send me procedure.

0 Answers  

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