R911288921 is part of the RD51 Drive Control Devices Series by Indramat Drives.
Input Power Rating: 380 to 480 Volts AC (Three-Phase, 50 / 60 Hertz) Stand-By Power Feature: Supports 24 Volts DC Brake Chopper: Included Main Filter: Included Output Power Rating: 1 Kilowatt Cooling Method: Forced Air Cooling Recommended Ambient Temperature Range: 0 to 40 Degrees Celsius Max Permitted Ambient Temperature: 50 Degrees Celsius Feedback of Cable Damping: Supported Firmware: Needs to be Ordered Separately Shipping: Global Availability