R911334780 is part of the HCS Compact Converters / Drive Controllers Series by Indramat Drives.
Specs
Protection Against Solid Substances: Larger than 12 millimeters Protection Class: IP54 Operational Efficiency: 95% Compatibility: MSM Encoder, TTL Encoder, BiSS Encoder Sensor Compatibility: Digital Hall Sensors Control Panel: Integrated into Housing Cooling Mechanism: Internal Air Blower Operating Ambient Temperature: 0 to 40 Degrees Celsius Storage Temperature: Up to 80 Degrees Celsius