R911256134 is part of the RAC Spindle Drives Series by Indramat Drives.
Specs
Product Type: Main Spindle Drive Controller Current: 250 Amps Rated Connection Voltage: 3x400 Volts AC Rated Frequency: 50-60 Hertz Features: Mounted Blower Additional Bleeder: No Compatible Main Spindle Motors: 2AD Motion Functions: Safe Internal Position Control Loop: Yes Spindle Performance: High Accuracy Speed Range: Wide Motor Noise: Minimal Spindle Position Evaluation: Yes Spindle Encoder Resolution: High Spindle Position Signal Precision: Up to 1/4000000 of a Rotation Analog Interface: Yes for Speed Command Values Connectivity: Connector for AS Programming Module Parameter Values: Assignable On-site During Commissioning Storable Features: Inside the AS Programming Module Applicability: Wide Range.