420-520, Siemens, Siemens SIRIUS 3RW Soft Starter, , 45 kW, 480 V ac, 3 Phase, Brand Siemens, Power Rating 45 kW, Range SIRIUS 3RW, Motor Starter Type Soft Start Siemens SIRIUS 3RW Soft Starter, , 45 kW, 480 V ac, 3 Phase