R911270276 is part of the DDS Drive Controllers Series by Indramat Drives.
Voltage Rating: 24 Volts DC Output Current Rating: 50 Amps Controller Version: 2 Function ID: 74 Function ID Version: 2 Firmware: Ordered Separately Software Module Slot: U5 Command Communication Module Slot: U1 Command Communication Module: Supports SERCOS Available Slots for Plug In Modules: U2 to U4 Heat Dissipation: Internal Recommended Ambient Temperature Range: 0 to 45 degrees Celsius Output Derates: Between 45 and 55 degrees Celsius Operating Limit: Not to exceed 55 degrees Celsius Motor Feedback Methods: Resolver feedback, Digital servo feedback Installation: By trained professionals only.