Answer / sakthivel perambalur

rail is all way negative and oht is positive supply ok

what's transient & sub- transient reactance means?

2 Answers  

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I have tow 200 KVA UPS, both are in parallel mode.My question is that, both are running on battery when power fail, if one of them fail (Eg rectifire fails or some other reason), at thet time reverse power will come to faild ups if it comes then it will harm to failed ups or not? if not then how it protects to faied ups????????????????

1 Answers  

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How can we calculate the rating of capacitor bank to be connected for a particular load(ex.100kw)to improve the power factor from 0.8 to 0.9?

4 Answers   Voltas,

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what will happen while giving 2 phase supply to 3 phase motor

5 Answers  

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What is the difference between a Distribution Transformer and a Power Transformer.

4 Answers  

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how the fan is switched off immediately switching off the switch?

2 Answers  

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define one ampere?

2 Answers  

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Why positive terminal of DC 48V was earthed?

1 Answers  

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Is there any difference between circuit breakers and isolators

7 Answers  

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what happen if we give square wave instead of sine wave to the transformer

8 Answers  

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how to compute kAIC?  with formulas...

0 Answers  

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how kva rating of transformer is calculated.

6 Answers   Fluor Daniel, Siemens,

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