Siemens’ new Sirius soft starters enable safe, efficient motor switching
Siemens Smart Infrastructure expanded its soft starters portfolio for motors, with the launch of Sirius 3RW55 Failsafe and Sirius 3RW50. Soft starters ensure electrical motors used in industry and infrastructure are protected during startup and ramp-down. The Sirius 3RW55 Failsafe soft starters are the first to feature the integrated Safe Torque Off (STO) function.