Siemens 3RT2016-1BB42 Contactor

Siemens 3RT2016-1BB42 is a SIRIUS 3-pole power contactor with a 24 V DC coil designed for AC-3/AC-3e duty, capable of switching up to 690 VAC and delivering 9 A (approximately 4 kW at 400 V) with three normally open main contacts and one normally closed auxiliary contact for signaling or interlock applications. It comes in the compact S00 form factor for DIN-rail mounting with screw terminals, and it features 690 V insulation voltage and IP20 protection on the front and terminals. This panel-friendly device is intended for controlling motors and other inductive loads in automation environments, where 24 V DC control and reliable, compact switching are required.