How to calculate kva? what is the formula.

Answer Posted / nick a.

square root of 3 (1.732) x E x I /1000 =kVA (3 ph )


E x I / 1000 = kVA

120 x 60 =720 /1000 = kva (single phase)

Is This Answer Correct ?    31 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how cables go in and come out for distribution from the feeder pillar box?

1596


An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another

1642


Why Ac Systems Are Preferred Over Dc Systems?

784


What is called grain-oriented laminations?

624


What are the basic & Majour problems in UPS ?

1598






Would you recommend to replace all oil filled cables with xlpe cable for hv transmission with the current technolgy for xlpe cable?

1062


how we can decide that what value of ht line will come to any commercial building? (ans except According to the building load)

1230


Anybody know how schematic diagram for reverse power relay? RPR for generator protection

1660


Explain how you intend to work under pressure to meet up with deadline target?

4711


What is EHT tariff or Power factor Tariff ????

1905


Discuss the effect of sudden loading of an induction motor

1387


What products have you designed which have entered high volume production?

1576


what is the reactance,capacitance & impedence electrical armoured & unarmored Cables.

1623


Mention the methods for starting an induction motor?

634


How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

1673