R911274164 is part of the DKR Drive Controllers Series by Indramat Drives.
Power Source: AC 3 × 400 – 480 V System Frequency: 50 – 60 Hz Emergency Stop Switch: Included Control Voltage: AC 230 V ±10% PWM Frequency: 4 kHz and 8 kHz Continuous Power: 26/22 kW Continuous Current: 71/60 A Cooling System: Built-in Blower Feedback Systems: Digital Servo and Resolver Feedback Data Interface: SERCOS Interface Software Module: ESM02.3 Command Interface Card Slot: Slot U1 Configurable Slots: U2 – U4 Heat Dissipation: 900 W Operating Temperature: Up to +45 degree Celsius Protection Standard: IP20