R911250905 is part of the DDS Drive Controllers Series by Indramat Drives.
Design: Three-phase current drive Designed for: MDD digital servo motor Cooling System: Air cooling with attached blower unit Feedback System: Resolver feedback Rated Current Requirement: 150 A Communication Interface: SERCOS interface Plug-in Module Slots: U2 - U4 Operating Parameters Storage: U5 slot Firmware Module: DSM02.1 Protection Category: IP20 Ambient Temperature Range: 0 to +40 degree Celsius Interface for VT terminals or PCs: RS232 serial interface Application: Can be mounted to the forward feed unit Battery: 3.6 V lithium battery.