Power Factor Correction (kVAR)
Calculate the capacitor kVAR needed to correct a low power factor to a target and see the reduction in apparent power and current, free online.
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Reactive power Q = P·tan φ. To raise the power factor from pf₁ to pf₂ you need capacitors of Q_c = P(tan φ₁ − tan φ₂) kVAR. A better power factor cuts the current and avoids utility penalties. kVA = kW ÷ pf.