3RT1045-1AK64 SIEMENS

The 3RT1045-1AK64 is a high-performance power contactor from Siemens, designed for switching electrical loads in various industrial applications. It is specifically configured for AC-3 duty, making it suitable for controlling standard AC induction motors. This contactor boasts a current rating of 80 A and a power rating of 37 kW at 400 V, demonstrating its capability to handle substantial motor loads. The control circuit operates at 110 V AC at 50 Hz or 120 V AC at 60 Hz, providing flexibility for different power systems. It features an auxiliary contact configuration of 2 NO (normally open) and 2 NC (normally closed) contacts, enabling versatile control and feedback options. As a 3-pole contactor, it is designed for three-phase power systems. The size S3 designation indicates its compact dimensions, optimizing space utilization within electrical panels. Screw terminals ensure secure and reliable electrical connections. This contactor is ideal for applications requiring dependable motor control and switching performance. It adheres to industry standards for safety and performance.