R911378559 is part of the MKE Servo Motors Series by Indramat Motors.
Specs
Housing Design: Insulation Class 155, with ventilation holes Housing Color: Black Resistance: 0.98 Ohms at 20 degrees Celsius Optical Encoder: Yes, with data memory for easy start-up and use Shaft Encoder Speed: 12,000 per minute Mechanical Lifetime: 30,000 operational hours Maintenance: Maintenance-free Ambient Temperature: Should not exceed 40 degrees Celsius Rotor Speed: 2000 Radii per minute Max Current: 58.5 Amperes Inductivity: 15.0 milli-Henry Shipping: Global