if we convert kva into Ampers,which one formula use by
us,pls tell me?
- 7 Answers
- 9467 Views
- ABB, I also Faced
- E-Mail Answers
Answer Posted / rajpoot
If, we convirt KVA INTO AMP, following formula wil be
appliesd.
I= P/V*Cos(PI) ...........for single phase
OR I = KVA*800/[V*Cos(PI)]
I= P/1.732*V*Cos(PI) ...........for three phase
OR = KVA*800/[1.732*V*Cos(PI)]
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
How will you justify IR value and Charging voltage of any motor,transformer and Cables.......???? . . . . . . . . Plz tell me any body Baljeet Singh, engineer_89@refiff.com
hi , i have 150 kw loud and we need 50 m cabil,i want to know wich size cabil we use. thanks
It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.
is ac supply can store
explain why core loss of a transformer is almost constant under different load conditions when connected across a constant voltage and constant frequency.
How can we choose the rating of submersible motors
how to calculate the loss tangent of electrical cables
How we can calculate the consumption in kwh of motor on basis of kw @100% load, @50% load & @ no load.
Can anyone tell the proper diagram of star delta starter????
what is the working process of over & under voltage relay.
describe the Operation of induction generators from bus bars
take 100kva DTR( delta/wye ), what ll happen if we connect 11kv to LT side instead of connecting to HT side? will the DTR behave as a step up transformer or something else????
What is Servo Ventilated Motor?
In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?
Why synchorised generators are used for the production of electricity?
