R911281198 is part of the MHD Synchronous Motors Series by Indramat Motors.
Output Shaft: Plain Torque Constant: 0.9 Nm/A Moment of Inertia: 93.2 x 10-4 kgm2 Degree of Protection: IP65 Heat Transfer Method: Convective and Liquid Cooling Thermal Time Constant: 100 and 30 minutes Winding Inductance: 1.6 mH Voltage Constant: 81.8 V/1000min-1 Winding Resistance at 20C: 1.45 ohms Rated Torque (Liquid Cooling): 56.4 Nm Rated Speed: 4000 rpm Operating Temperature: 0 to +40 degrees Celsius Maximum Altitude: 1000 meters Full Speed: 6000 rpm Weight: 40kg Feedback Encoder: Digital Maximum Torque: 160 Nm Maximum Current: 280 A Rated Power at 60 K: 3.2 kW Rated Voltage (Natural Cooling): 125 volts.