Circuit Breaker MVA Calculator
Enter the available circuit breaker information to generate MVA rating.
Formulas
  • MVA

    kA * kV * 1.732

  • MVA

    (A * V *1.732) / 1,000,000

Notes
  • Consult equipment manufacturer's literature to obtain a true MVA rating.
  • Standard MVA ratings: 250, 300, 350, 500, 750, 1000