R911201223 is part of the NFD Mains Filters Series by Indramat Drives.
Specs
Input Voltage: 115 - 480 V Weight and Compactness: Standard Input Current: 800 A Frequency: 50/60 Hz Operating Temperature: 0 to +40 degrees Celsius Relative Humidity: ≤90% Maximum Altitude: 1000 meters Shipping: Worldwide through Indramat USA.