The Siemens 3RT2 traction contactor 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 contactor offer the best connection to the automation level for every application. The front-panel terminals simplify the wiring. The 3RT2 contactors are climate-resistant, approved for worldwide use (e.g. IEC and UL/CSA) and are IE3/IE4-ready. This version is characterized by an extended operating and temperature range for tougher ambient conditions. In addition to screw terminals, all the devices are also available with spring-type terminals for fast, maintenance-free and vibration-proof connection.
The comprehensive range of accessories, such as auxiliary switches, auxiliary releases etc. is standardized for all sizes.

Integrated auxiliary switches reduce the complexity of your design
They are available in various sizes and in a wide performance range with AC and DC operation.