R911330351 is part of the CSB Drive Controllers Series by Indramat Drives.
Specs
Temperature Range: 0 to +40 degrees Celsius Relative Humidity: 90% Available Features: Multi-ethernet master communication Power Requirement: 8 W Pulse Width: 110 milliseconds Use: Single-axis drive and control PWM Frequency Range: 2 kHz to 8 kHz Digital Output: 3