5、talassumptionofThree-phaseshort-circuitpracticalcalculation,IconductThree-phaseshort-circuitcurrentcalculation,andworkoutshort-circuitcurrentatthetimeofphase short circuitaccordingtoThree-phaseshort-circuitcurrent.Accordingtotheresultofloadcalculationandshort-circuitcurrentcalculation,Icon