R911263449 is part of the DKR Drive Controllers Series by Indramat Drives.
Rexroth Indramat Type: DKR drive controller Compatible With: Linear, frameless spindle and main spindle motors Output Shaft Power: 10-93 kW Best Suited For: Printing machines and NC-controlled machine tools Additional Features: Mains contactor, emergency stop-shutdown device Cooling Mode: Air blower and heatsink mechanism Heat Dissipation Rating: 1200 Watts Motor Feedback: Digital servo motor with resolver Interface: SERCOS Rated Power Voltage: 3 x 400 - 480 AC, ± 10% Operating Frequency: 50 - 60 Hz Rated Control Voltage Power: 200 VA Continuous Current at 4kHz: 92 Amperes Continuous Current at 8kHz: 78 Amperes Air Channel Heat Dissipation: 800 W