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%Z x
Base MVA
Transformer Rating
Z pu =
Base MVA
Z(pu)T
Fault MVA =
Fault MVA
√3 x Voltage
Fault Current =
MVA method for short circuit current calculation using3 simple steps explained here in detail. https://electengmaterials.com/short-circuit-current-calculation-mva-method/ Thanks for asking..
Zpu = MVA / MVA(sc)
MVA(fault) = (Rated MVAx100) / (%Zpu)
Fault current = Fault MVA / (sqrt(3)xVoltage)