Siemens 3RT2015-1BB41 Industrial Three-Phase Contactor

Siemens 3RT2015-1BB41 is a compact S00-size three-pole power contactor from the SIRIUS 3RT family, designed for dependable three-phase motor control in industrial automation and machine-building environments. It has a 24 V DC coil and main contacts rated for AC-3e/AC-3 duty, delivering up to 7 A at 400 V and enabling up to 3 kW of motor output; the unit includes one normally open auxiliary contact for simple control circuits, with screw terminals for secure wiring. Designed for durable service, it carries IP20 protection on the front and a 690 V insulation rating, with a high mechanical life in the tens of millions of cycles, making it suitable for frequent start-stop operation. Size S00, this contactor is ideal for compact installations such as conveyors, pumps, fans, and other three-phase loads where reliable coil-driven isolation and space efficiency are important.