SIMOTICS M compact synchronous motor 2500 r/min, 31.7 kW 121 Nm, 55 A, 371 V 2800 r/min, 35.2 kW 120 Nm, 54 A, 415 V 3000 r/min, 37.4 kW 119 Nm, 54 A, 449 V forced ventilation; direction of air flow NDE--> DE; IP55 degree of protection Incremental encoder 22-bit with commutation position (encoder IC22DQ) with DRIVE-CLiQ interface DESIGN IM B5 (IMV 1,IM V3) SHAFT WITH FITTED KEY HALF-KEY BALANCING BEARING: STANDARD VIBRATION SEVERITY GRADE A; SHAFT A.FLANGE ACCURACY GR.N TERMINAL BOX (ABOVE) CABLE ENTRY ON THE RIGHT SIGNAL CONNECTION D-END U61: holding brake 230 V with microswitch