R911253922 is part of the KDS Servo Drives Series by Indramat Drives.
Product Line: KDS Model: 3 Weight: 15.5 kgs Compatible Engines: Rexroth Indramat MAC 90 - MAC 160 Cooling Technology: Cold-running Link Circuit Voltage: 300 volts DC (± 15%) Cooling Method: Forced Convection Ambient Temperature Range (at nominal data): +5 oC to +45 oC Peak Current: 50 Amperes Continuous Current: 50 Amperes Continuous Power Rating: 15 kW Internal Power Loss (at continuous current): 85 watts Maximum Ambient Temperature (at derated data): 55oC Storage and Transit Temperature Range: -30 oC to +85 oC Humidity Rating: F (DIN 40 040) Maximum Mounting Altitude (at 100% rating): 1000 meters Insulation Category: C (DIN VDE 0110) Protection Class: IP 10 (DIN 40 050) External Power Loss: 220 watts Type Current: 50 Amperes Operation Guideline: Should not be operated if faulty