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Siemens Power Contactor 40 A AC-3 400 V 3-Pole (3RT20351KB40)
Power contactor, AC-3 40 A, 18.5 kW / 400 V 1 S + 1 ×, DC 24 V with varistor, 3-pole, size S2, screw terminals suitable for 2 A PLC outputs. SIRIUS 3RT2 coupling contactor for switching motors and auxiliary and control circuits, specifically designed for direct connection to electronic controllers. The 3RT2 contactors are part of the SIRIUS modular system with its optimally matched products. They impress with high performance combined with a compact design and high contact reliability. They can be combined in a variety of ways with other components in the load branch circuit. Many of the device combinations are factory tested. Integrated auxiliary switches reduce the complexity of your setup. The front-mounted connections allow for easy wiring. The 3RT2 contactors are climate-resistant, approved worldwide (e.g., IEC and UL/CSA), and IE3/IE4 ready. In addition to screw terminal technology, the devices are also available with spring-clamp terminals for a fast, maintenance-free, and vibration-resistant connection. Simple, efficient, always up-to-date – the SIRIUS modular system.

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