Communication module PROFIBUS for SIRIUS soft starter 3RW44 Required firmware version 3RW44 >= *E06*. implemented for starters 3RW44 from delivery date May 2006
3RW4900-0NC00
Communication module PROFINET for SIRIUS soft starter 3RW44 required product version 3RW44 >= *12*. implemented for starters 3RW44 from delivery date June 2013
3RW4900-0AC00
External display and control module for SIRIUS soft starter 3RW44 Connecting cable e.g. 2.5 m (3UF7933-0BA00-0) not included in scope of delivery Required firmware version 3RW44 >= …