R911371356 is part of the MSK Synchronous Motors Series by Indramat Motors.
Specs
Maximum Speed: 3500 RPM Moment of Inertia: 0.00173 kgm2 Pole Pairs: 4 Maximum Torque: 44.0Nm Encoder System: Multi-turn with Hiperface interface Heat Dissipation: Natural Convection Output Shaft: Plain with DIN 3760 - design A Holding Brake: Electrically-released with 23Nm Holding Torque Ambient Temperature: 0oC to 40oC Maxium Relative Air Humidity: 95%