R911331680 is part of the HCS Compact Converters / Drive Controllers Series by Indramat Drives.
Specs
Temperature Range: 0 to +40 degree Centigrade Cooling System: Internal air cooling Minimal Current: 8A Power Source: Three-phase AC 200–500V Interface: SERCOS III Operation Environment: 0 to +40 degree Celsius Encoder Support: Multi-encoder support at interface 1 Safety Technology: Safe Torque Off (STO) at interface 3 Space Requirement: Minimal