R911277849 is part of the DKR Drive Controllers Series by Indramat Drives.
Power Supply: 3 x 400 to 480VAC Mains Connection: Direct Mains Safety System: Emergency Stop Shutdown System Configurations: Supports Various Plug-In Cards Command Communication Interface: Analog Feedback Cable Assembly Length: Not exceeding 75m Control Voltage: 230VAC +/-10% Control Voltage Power: 200VA Fault Reset Key: S1 Compatibility with Mains Voltage: Autotransformer may be required if not compatible.