R911393652 is part of the HCS Compact Converters / Drive Controllers Series by Indramat Drives.
Specs
Potential Voltage: 50V Maintenance Requirement: No active power supply connection Leakage Current: 3.5mA Cooling Down Time: 15 minutes after switch OFF Battery Type: Specifically specified for the controller Operation Condition: Avoid operation in potentially explosive areas Mains Frequency: 50Hz to 60Hz with +/-2% tolerance Heat Dissipation: Multiple possibilities inside the control cabinet Delivery: Worldwide.