R911272881 is part of the DDS Drive Controllers Series by Indramat Drives.
Weight: 5.5 Kilograms Maximum Relative Humidity: 95% Communication Module: SERCOS Interface Power Consumption: 140 W Continuous Current: 20 A Transport Temperature Range: -30 to +85 degrees Celsius Feedback: Digital Protection Certification: IP 20 Bus Voltage: 300 volts DC Bundling: Firmware not included