R911263252 is part of the DDS Drive Controllers Series by Indramat Drives.
Type: Drive Controller - Basic Unit Design: Modular Use: AC Servo and Main Drives Storage Environment: Dry, Dust and Shock Free Storage Temperature Range: -30 to +85 Degrees Celsius Testing Protocol: VDE 0160 High-Voltage Test Current Rating: 50 Watts Connection: Digital Servo Motor Feedback Motor Power Cable Length: Maximum 75m (If Using INDRAMAT Cables) Interfaces: RS-232 VT-100, ANALOG Communication Module Weight: Approximately 7.5 Kilograms Power Dissipation: 260 Watts Operational Height: Up to 1000 Meters Above Mean Sea Level Operational Ambient Temperature: 0 to 45 Degrees Celsius Relative Humidity: Maximum 95%