SIMOTICS M compact asynchronous motor 400 r/min 6.4 kW 153 Nm 18 A 320 V 500 r/min 8 kW 153 Nm 18 A 405 V 600 r/min 9.6 kW 153 Nm 18 A 443 V 700 r/min 11.2 kW 153 Nm 18 A 500 V forced ventilation; direction of air flow NDE--> DE; IP55 degree of protection