What is purpose of APFC panel?

Answer Posted / nizam

Automatic power factor correction is used to improve power factor, number of capacitor is connected through relay when pf is low then relay is pickup and connect the capacitor.

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

During Testing of Maintenance Free Earthing, How deep should be the Spikes of Earth Test Meter should be inserted in the soil(one spike is 15 Meter & Other spike is 30 Mtrs away from the Main Earth Electrode. Because, recently, we observed that when spike is inserted 3-4 Inch in the earth- results are better, If spike is inserted 1 feet deep than results are increasing.

1453


Earth leakage relay basic knowledge principle

1748


how ct burden,magnetising current,ratio and knee point voltage are related & derived

1771


HOW TO WRITE A QUENTION ANSWER? I MEAN SHORT OR LENGHTHY ? OR FROM THE BOOK AS BOOK..... SOME TIME WE GIVE A ANS FROM THE BOOK AS LIKE BOOK ND WE GET MINIMUM 60% MARKS OR MORE THEN....... THEN HOW TO FILL THE Q-PAPER?

1538


Explain about Leakage Test.

1465






Please, if 1kw is equal to 1.25kva; how then do I know how many kva in 7.5kw?

1038


Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .

3009


Write the force balance equation of ideal dashpot element.

854


Define phase cross over?

677


can we conduct the swineburne's test on a dc series motor? why?

1643


DG SET BLOCK DIGRAM

1804


What is dynamo?How it works and what is the function of dynamo in a DG.

1598


Define ohm’s law for a.c (alternating current)?

642


difference between servo motor and synchronous motor

1886


How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?

13297