Re: Reactive power factor. Home › Electrical Engineering Forum › General Discussion › Reactive power factor. › Re: Reactive power factor. 2011/08/25 at 5:52 pm #12423 adminKeymaster P = kW, Q = kVAr (inductive (+Q), capacitive (-Q), S = kVA. S = (P^2 + Q^2)^-2 kW / kVA = cos (x), cos (x)^1 = power factor
