R911257295 is part of the DKS AC Servo Drives Series by Indramat Drives.
Rated Current: 50 A Continuous Current: 25 A Power Source: 3-phase AC 3 × 230V Tolerance: ±10% Operating Frequency: 50/60 Hz Protection Category: IP20 Insulation Class: Class C (DIN 570 110) Maximum Altitude: 1000 meters Ambient Temperature Range: +5 to +45 degree Celsius Storage Temperature: -30 to +85 degree Celsius PWM Frequency: 4 kHz Continuous Regenerated Power: 0.5 kW Maximum Power Loss: 480 W Cooling System: Warm-Type Noise Emission: Standard for rated current of 50 A Basic Unit: DKS 1.1-W050A-D Slots for Plug-in Modules: 5 (U1 to U5) Weight: 11 kg