R911309988 is part of the CSH Advanced Control System Series by Indramat Controls.
Specs
Product Category: C3 per IEC 61800‑3 Usage: Industrial areas only Control Type: Configurable Communication Interface: SERCOS Encoder Interface: Resolver and HSF Voltage Supply for Encoders: DC 8V or AC 18.2V peak-peak Commissioning Tool: IndraWorks engineering tool Control Panel: Standard Inrush Current: 4A Maximum Pulse Width: 100ms.