3RT2627-1AF05 SIEMENS

The 3RT2627-1AF05 is a capacitor contactor from Siemens, specifically designed for switching capacitor banks in power factor correction systems. This contactor is rated for AC-6b duty, making it suitable for switching capacitive loads up to 25 kVAr at 400 V. It features a 3-pole configuration and Size S0, indicating its compact design and suitability for various applications. The contactor includes one normally open (NO) and two normally closed (2 NC) auxiliary contacts, providing flexibility for control and monitoring circuits. The coil voltage is 110 V AC at 50 Hz, ensuring compatibility with standard power supplies. Connection is achieved via screw terminals, offering a secure and reliable electrical connection. This capacitor contactor minimizes inrush current during capacitor bank switching, protecting both the capacitor and the contactor itself. The 3RT2627-1AF05 is an essential component for maintaining power factor and improving energy efficiency in electrical systems. Its robust design and reliable performance make it a preferred choice for demanding industrial applications.