Answer / kannu

current and voltage transformers both are based principle
of as transformers.it used for step down the voltage and
current to measure the electrical energy .
There is a ratio to identity the CT and PT.

pt ratio :100/1 etc.....
ct ratio :100/5 etc....

what happen if power factor goss to above unity (one) ? of any electrical system or motor.

10 Answers   Air Liquide,

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how to modify DOL control panel into Delta Y connection?

0 Answers   ABB, PDCS,

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Could explain briefly of over excitation in transformer.

2 Answers   NCC,

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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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what is the function of step up transformer?

2 Answers   DEWA,

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415v 14kw so can u tell me how i can measure the cable size.then size of the earth also

1 Answers  

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What is the main difference between generator and alternator

4 Answers  

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Initially, when the input is not equal to the output — what type of response is this?

0 Answers   GE,

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What is PQA???Applications........

0 Answers   Emerson,

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22kV HT incoming should be 3 phase or 4 phase? why is it not 4 phase?

1 Answers  

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can we use ac ameter as dc ameter with ct

1 Answers  

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What is advantages of VSCF wind electrical system?

0 Answers  

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