R912005739 is part of the EFC Frequency Converters Series by Indramat Drives.
Specs
Voltage: 200 VAC Rated Ambient Temperature: -10 to 45 degrees Celsius Rated Altitude: 1000 m or below Protection: IP 20 Mounting: Wall mounting with screws Weight: 1 kg Screw Size: M4 Additional Feature: LED Panel or Dust Cover Additional Feature: Digital Shifting Function Shipping: Global.