Siemens 3RT2016-1AB02 is a compact SIRIUS three‑pole power contactor (size S00) with a 24 V AC coil, designed for AC‑3 duty. It switches three main contacts up to 9 A to drive motors up to 4 kW at 400 V and provides one auxiliary contact (1 NC) for signaling or interlocking, with screw terminals for wiring. The device is rated for insulation up to 690 V, offers IP20 protection, and operates across a -25 to +60 C ambient range at 50/60 Hz. Its mechanical life is specified up to 30,000,000 operating cycles, making it suitable for frequent cycling in machine control and automation applications.
