R911253825 is part of the DDS Drive Controllers Series by Indramat Drives.
Rexroth Indramat Production: Yes Device Function: Drive Controller for Industrial Motors Operation: Amplify Signals from Command Center Required Operator Skill Level: Well Trained Environmentally Friendly: Yes Heat Generation: Low Connection to Industrial Motor: Through Power and Motor Feedback Cables Internal Temperature Regulation: Forced Ventilation Features: Air Blower and Heatsink Installation Clearance Requirement: Minimum 120 millimeters