Answer / n k singh

Underreach and overreach is the ability of distance relays
to operate below and above designed impedance.As we know
the impedance relay operates when impedence seen by the
relay is equal to designed impedance.

I If i have 2kv ups in which 38Amp *8battries hou many hour's back up i get from 600Watts

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what is maximum or Threshold value of current 7 voltage that a common man can withstand

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What are safety device in vcb and acb?

0 Answers   IOCL, L Usine Fashion,

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If short circuit ratio is high is it bad or good for a machine then tell the reason...

0 Answers   Bhel,

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Why is it preferred to use a wattmeter(s) to measure power in three phase systems rather than using a combination of other instruments e.g. voltmeters, ammeters etc?

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why we r not earthed Control cable of C.T. terminals

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tell me exact relation b/n voltage and current and which one is depend other

7 Answers   HAL,

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Whatis the procedure for getting Electrical (light) licence while Iam a diploma holder in electrical Engg . I Compleated my one yr Apprentice training & worked as a junior engineer (ele) for 2 yr(contract basis).

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how does relay works?

16 Answers  

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1.what is bus cuplour and main funtions. 2.what is main function of alternator. 3.how many types of dg oils.

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some meggers have three terminals. wat is the real function of the earth terminal?

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what will be the minimum megger value for 132 Kv (earthed) potential transformer

3 Answers  

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