3RT2046-3AF04 SIEMENS

The 3RT2046-3AF04 power contactor from Siemens is a high-performance switching device designed for AC-3 applications, specifically controlling motors with a power rating of up to 45 kW at 400 V. This 3-pole contactor features a 3 normally open (NO) main contact configuration, making it suitable for standard motor control circuits. It has a rated operational current of 95 A, ensuring reliable operation in demanding industrial environments. The contactor also includes 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, providing additional flexibility for control and monitoring functions. Its size S3 designation indicates a compact design that optimizes space utilization within electrical panels. The 3RT2046-3AF04 utilizes spring-type terminals, which offer quick and secure connections, reducing installation time and enhancing vibration resistance. The coil voltage is 110 V AC at 50 Hz, a common voltage for industrial control systems. Siemens contactors are known for their durability and long service life, contributing to reduced maintenance costs and increased uptime. This contactor is ideal for use in a wide range of applications, including motor starters, lighting control, and other industrial automation systems.