3RT2025-4KB40 SIEMENS

The 3RT2025-4KB40 power contactor from Siemens is a highly reliable and efficient switching device designed for AC-3 applications. It is rated for a current of 17 A and a power of 7.5 kW at 400 V, making it suitable for controlling motors and other inductive loads in various industrial applications. This 3-pole contactor features an integrated varistor for surge suppression, protecting the coil from voltage spikes and ensuring reliable operation. The contactor includes one normally open (NO) and one normally closed (NC) auxiliary contact, providing additional flexibility for control and monitoring circuits. Its compact Size S0 design allows for space-saving installation in control panels and enclosures. The 3RT2025-4KB40 is equipped with ring cable lug connections, facilitating easy and secure wiring, particularly suitable for PLC outputs. The 24 V DC coil enables direct control from programmable logic controllers (PLCs), simplifying automation system integration. Siemens contactors are known for their robust construction and long service life, ensuring reliable performance in demanding environments.