Siemens Sirius 3RT1016-2BB42 Contactor is a 3-pole power contactor rated for AC-3 duty at 9 A, switching up to 4 kW at 400 V with a 24 V DC coil. The device includes one normally closed auxiliary contact and uses a size S00 housing with spring-loaded terminals for secure connections. This model is part of the Sirius 3RT series and is now listed as discontinued, with the preferred successor being 3RT2016-2BB42. Typically used for motor-control in automation panels, conveyors, and pumps, it provides compact, reliable switching for AC motors in industrial applications.
