SIMOTICS M compact synchronous motor 1750 r/min, 69 kW, 375 Nm, 115 A, 395 V forced ventilation; direction of air flow DE--> NDE; IP55 degree of protection absolute encoder 22-bit type of construction IM B5 shaft with feather key half-key balancing bearing version: standard with fixed bearing vibration class: R/A shaft and flange accuracy: R Q1L: special connection system with terminal box gk633 customer-specific motor AGT-778719