ameerlal


{ City } dubai
< Country > india
* Profession * electrical engineer
User No # 31731
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Question { 39062 }

how many amps in 1 KVA? V=440v, PF=0.8 and FREQ=50Hz


Answer

KVA(Apperent Power)=1.732 * Line voltage * line Current(It
is in Three Phase System)
According to above formula
I= KVA/1.732*Line Voltage
I=1000/1.732*440
I=1.312Amp.

Is This Answer Correct ?    9 Yes 5 No

Question { Bosch, 9125 }

What are difference between KVA & KW.


Answer

1.KVA stands for kilo volt amp
KW Stands for Kilo watt.
2.KVA Mean apperent power.This is Vectorial sum of Rear
power and Reactive power.
KW means Real power.
3.In 3 phase system
KVA=1.732 X VL X IL
KW=1.732 X VL X IL XPower Factor

Is This Answer Correct ?    43 Yes 0 No