R911379551 is part of the HCS Compact Converters / Drive Controllers Series by Indramat Drives.
Specs
Protection Class: IP20 Additional Cabinet Requirement: IP54 or above Control Panel: Yes, comprises of a display unit and a keyboard Firmware Module Availability: Not included, can be ordered separately Temperature Regulation: Forced ventilation by internal air blower Linear Motor Compatibility: Yes, through digital hall sensor adaptor box Input Current: 13 Amperes (Maximum) Connection Voltage: 110 - 230 volts