Siemens SIRIUS 3RT2016-2BB42 is a compact 3-pole power contactor with a 24 V DC coil that handles AC-3 loads up to 9 A, enabling up to 4 kW at 400 V. It provides three main normally open contacts and one normally closed auxiliary contact on a size S00 frame, with spring-loaded terminals for secure wiring. The device features coil-to-main isolation rated up to 400 V and IP20 protection, making it suitable for panel mounting in control circuits and motor-start applications such as small conveyors, pumps, and fans.
