3TK1242-0AU0 SIEMENS

The 3TK1242-0AU0 is a robust and reliable 4-pole contactor from Siemens, designed for AC-1 applications requiring high current switching. With a rated current of 300 A, this contactor is suitable for controlling resistive loads in various industrial settings. Its main contacts are configured as 4 normally open (NO) contacts, providing a direct and efficient means of connecting and disconnecting power to the load. The auxiliary contacts include 2 normally open (NO) and 2 normally closed (NC) contacts, offering versatile options for interlocking, signaling, and control circuit integration. Operating on a 230...240 V AC 50 Hz power supply, the contactor ensures compatibility with standard industrial power networks. The device is engineered for durability and long-term performance, featuring high-quality materials and construction. It is ideal for applications such as heating, ventilation, and air conditioning (HVAC) systems, as well as lighting and other resistive load control applications. The 3TK1242-0AU0 contactor provides a dependable solution for demanding industrial control requirements, ensuring safe and efficient operation. Siemens' commitment to quality and innovation is reflected in this contactor's design and performance.