3RH1911-2HA22

The 3RH1911-2HA22 model from Siemens is categorized as a power contactor and contractor relay suitable for diverse industrial functions. Designed to endure temperatures between -25 to 60 degrees Celsius, it can also be stored within a broader range from -55 to 80 degrees Celsius. This unit maintains an impressive mechanical endurance, with a typical service life of up to 10 million switching cycles. It boasts a surge voltage resistance rated at 6 kV, providing an additional layer of reliability during operation.

For installation, this contactor relay can be mounted using a snap-on method and connects electrically through spring-loaded terminals, facilitating efficient wiring. Its dimensions measure approximately 36.5 mm in width, 37.5 mm in height, and 46 mm in depth. The device's design includes two normally closed (NC) auxiliary contacts and two normally open (NO) auxiliary contacts, enhancing its operational flexibility in different circuit applications.

This relay operates optimally at altitudes not exceeding 1000 meters above sea level for both standard and storage conditions. It is ideal for environments characterized by cleanliness and free from corrosive materials, ensuring safe and effective performance in various industrial sectors.