Siemens 3UG4622-1AA30 SIRIUS Soft Starter 3UG4 is a Siemens soft starter designed to control AC motor start-up and reduce inrush current. As part of the SIRIUS 3UG4 family, it supports industrial motor applications and integrates with Siemens automation ecosystems. The model number 3UG4622-1AA30 uniquely identifies this device within the SIRIUS line.
