what is the safety points of vaccum circuit breaker.

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we have 350 kva capcitor bank which is not showing KW. dose capacitor shows kW OR not.

2 Answers  

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Leading power factor means what? what is the power factor value while in power factor is leading? is power factor greater than one? In some cases i heard pf 0.8 leading then what about 0.8 lagging?

1 Answers   Rockfort Engineering,

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What is an infinite bus bar?

34 Answers  

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a 230v transformer with step down ratio 19:1.it has 2000turns on primary and rated 25va calculate max primary current no of secondary turns volts/turn

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what is vector diagram in three phase transformer

1 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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Can we use Ccapacitive voltage transformer directly for metering purpose?

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what is the advantage of connecting capacitors in delta than in star?

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what is the working process of over & under voltage relay.

0 Answers   NTPC,

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How can we get electric power from lighting ?

3 Answers   TATA,

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how to calculate the watts from the tr

1 Answers  

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