Siemens 3RT2017-2BB44-3MA0 SIRIUS Power Contactor

The Siemens 3RT2017-2BB44-3MA0 is a SIRIUS series power contactor designed for switching electric motors and general load switching tasks. It offers a compact, industrial-grade design suitable for AC-3 motor switching applications. Typically mounted on DIN rail or panel and used together with overload relays and auxiliary control circuits for complete motor control solutions.