R911266569 is part of the DDS Drive Controllers Series by Indramat Drives.
Industry Use: Drive and Motion Compatible Motors: MDD, MKD, LAR Motors Current Rating: 50A Motor Feedback Setting: Digital Servo Feedback Cooling Mechanicm: Heat Technology Communications Module: Single-Axis Positioning Module DC Bus Voltage Rating: 300V (+/- 15%) Maximum Peak Current: 50A Continuous Current: 40A Protection Category: IP 20 according to EN 60529