R911266581 is part of the DDS Drive Controllers Series by Indramat Drives.
Product Type: Industrial Drive Controller Protection Class: IP10 Chemicals: Free of mercury and chlorinated hydrocarbons Design: Modular Slots for Modules: Numbered U1 to U5 Status Indicator: Light-emitting diodes Labelling: Type label included Maximum Input Current: 100 amperes DC Bus Voltage: 300 volts Extra Power Supply Unit: 24 volts Supplied Voltages: DC 24-Volts and 15-Volt