When a capcitor is used on 440 v thenthis is kvar rating 25kvar .my question is that when we use this capcitor use 480 v &525 volt .how much kvar increase . Plz give my question ans. And give answer with formula .my mail id is rohitashsaini013@gmail.com
Answer / harish
Q=v*V/X;
X=7.74;
Q IS DIRECTLT PROPORTIONAL TO V*v;
HENCE PERCENTAGE INCREASE IS 480*480-440*440/440*440 =19%
SIMILARLY FOR 525VOLTS THE CHANGE IS 42.36
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