SIMOTICS M reluctance motor efficiency (IE3) 1000 r/min, 39 kW, 370 Nm, 96 A, 383 V 1150 r/min, 45 kW, 370 Nm, 96 A, 342 V 1350 r/min, 52 kW, 370 Nm, 96 A, 448 V 1500 r/min, 58 kW, 370 Nm, 96 A, 498 V forced ventilation, direction of air flow DE --> NDE, degree of protection IP55