3RF2190-3AA44 SIEMENS

The 3RF2190-3AA44 is a high-performance, single-phase solid-state relay (SSR) from Siemens, designed for reliable and efficient switching of AC loads. This compact SSR, part of the 3RF2 series, boasts an overall width of just 22.5 mm, making it ideal for space-constrained applications. It is capable of handling a continuous current of 90A and operates within a wide voltage range of 48-460V AC. The control input requires a 4-30V DC signal, providing flexibility in control system design. Its semiconductor-based design ensures silent and rapid switching, eliminating mechanical wear and tear for extended operational lifespan. The 3RF2190-3AA44 features ring cable connections for secure and robust electrical connections. This SSR is suitable for various applications, including resistive, inductive, and capacitive loads. It offers superior performance compared to electromechanical relays, with faster switching speeds and increased reliability. Furthermore, the integrated heat sink ensures efficient thermal management, enhancing the overall performance and longevity of the device.