SIMOTICS M reluctance motor efficiency (IE3) 1000 r/min, 35 kW, 335 Nm, 97 A, 298 V 1150 r/min, 40 kW, 335 Nm, 97 A, 342 V 1350 r/min, 47 kW, 335 Nm, 97 A, 400 V 1500 r/min, 52 kW, 335 Nm, 97 A, 443 V forced ventilation, direction of air flow DE --> NDE, degree of protection IP55