The Siemens 3RT1 series is a power contactor with auxiliary contacts 2 NO + 2 NC 3-pole,size S6 Busbar connections drives, conventional screw terminal. SIRIUS 3RT1 used for switching motors. The Siemens 3RT1 contactors are part of the modular SIRIUS system with its optimally coordinated products. They offer convincing performance from a compact design with high contact reliability. They can be combined with a variety of other components in the load feeder. The contactors offer the best connection to the automation level for every application (direct or via PLC input). Pre-installed auxiliary switches reduce the complexity of your design.

They offers fast, maintenance-free and vibration-proof connection
They are available in various sizes and in a wide performance range
The devices can be connected in the main circuit by means of rails or box terminals
Simple, efficient and always up to date - SIRIUS modular system
They are climate-resistant