The 3RW4028-1BB05 is a high-performance Soft-Start motor starter from Siemens within the SIRIUS range. Rated at 38.0 A and 22.0 kW for 3 phase motor control at 400 to 600 V AC, this starter delivers robust and controlled motor switching for your industrial machinery. With an IP20 protection rating, it is engineered to operate safely in demanding environments, delivering dependable start-stop control, overload protection, and seamless integration into your motor control centres and panel assemblies.
