The Siemens 3RH1140-2AF00 is a high-quality contactor relay that serves as a crucial component in industrial control systems. Designed with precision engineering, this part is part of the SIRIUS product family, renowned for its reliability and performance in demanding environments. The contactor relay features four normally open (NO) contacts and operates with an AC control supply voltage of 110 V at both 50 and 60 Hz, making it versatile for various applications.
Constructed to offer a high degree of protection, the 3RH1140-2AF00 has an IP20 rating on the front, ensuring that it is safeguarded against solid objects. It boasts an impressive mechanical service life, with typical operating cycles up to 30 million for the contactor and 10 million when an auxiliary switch block is added. This durability translates to a longer lifespan and consistent performance, which is essential for industrial applications where uptime is critical.
The contactor relay is designed to withstand installation altitudes of up to 2000 metres above sea level and can operate within a wide temperature range, from -25°C to +60°C, ensuring reliability across various climatic conditions. Its insulation voltage is rated at 690 V with a degree of pollution 3, and it has a surge voltage resistance of 6 kV, highlighting its robustness against electrical disturbances.
With a cage clamp connection and a compact size S00, the Siemens 3RH1140-2AF00 is easy to install and integrate into existing systems, providing a seamless solution for control applications. Its design prioritises contact reliability, with a very low chance of incorrect switching operations, ensuring that your system's integrity is maintained.
Overall, the Siemens 3RH1140-2AF00 contactor relay is an essential component for professionals seeking a reliable and efficient solution for their control systems. Its robust construction, combined with its operational versatility, makes it a valuable addition to any industrial setup.