R911285973 is part of the DKR Drive Controllers Series by Indramat Drives.
Product Model: DKR Servo Drive Controller Application Usage: NC-Controlled machines, Printing Machines Connection Source: Grounded AC source with 3xAC 400 V to 480 V Communication Interface: Analog Inclusion of a Bleeder: No System Frequency: 50Hz-60Hz Rated Power Voltage: 3xAC 400V-480V Current Draw at 50Hz: 210 Ampere Current Draw at 60Hz: 150 Ampere Control Voltage: 230V Control Voltage Frequency: 50Hz-60Hz Control Voltage Power: 300VA Peak Current: 285A Power Output at 4kHz: ca 93Kw Power Output at 8kHz: ca 66Kw Weight: 150kg Temperature Control: By air conducted through the machines air duct Protection Category: IP 20 per EN60529/IEC52