R911265557 is part of the DDS Drive Controllers Series by Indramat Drives.
Design: Modular Interface: ANALOG Cooling System: Heat Technology Protection Rating: IP 10 Motor Compatibility: AC Motors with Resolver Feedback Encoder Motor Power Cable Length: 75m Ambient Operating Humidity: 95% max Ambient Operating Air Humidity: 25g/dm³ max Transportation Temperature: -30°C to +85°C IP Rating: IP 20