The Siemens 3RT1017-1AF01 is a robust power contactor designed for reliable switching of electrical power circuits. With a capacity of 22 A and an operating voltage of 110 V AC, this device is ideal for managing medium to high power applications. The contactor is part of the SIRIUS product line, known for its high-quality and durable components. It features 3 normally open (3NO) contacts and is designed for AC-3 utilization category, making it suitable for controlling motors. The compact size S00 of the contactor ensures it can fit into tight spaces without compromising on performance. The device also boasts an impressive mechanical service life, capable of enduring millions of switching cycles. This power contactor is a phased-out product, and its preferred successor is the SIRIUS 3RT2 series. However, the 3RT1017-1AF01 model continues to be a reliable choice for many industrial applications.