R911299891 is part of the MSK Synchronous Motors Series by Indramat Motors.
Specs
Type: IndraDyn S servo motor Cooling Type: Natural Convection Brake Type: Electrically-released holding brake Brake Torque: 23Nm Maximum Torque: 33.0Nm Pole Pairs: 6 Rotor Inertia: 0.00291 kgm2 Protection Category: IP 65 according to IEC 60529