
Description for 3SK1121-1AB40
The SIRIUS Safety Relay Basic Unit from Siemens is part of the Advanced Series, designed to enhance the safety and reliability of your electrical installations. This robust relay enables circuits through its three normally open (NO) contacts and features a relay signaling circuit with one normally closed (NC) contact. With a compact size of 2.25 x 12.16 x 10.00 cm, it easily fits into tight spaces while maintaining high performance.
Operating at 24 V DC, this unit is equipped with screw terminals for easy installation and connectivity. The SIRIUS relay ensures that your machinery operates reliably, reducing the risk of downtime and improving operational efficiency. Whether you’re working on new installations or retrofitting existing systems, this safety relay is an essential component for compliance with industrial safety standards.
Choose the SIRIUS safety relay for its advanced functionality and proven durability, and ensure a dependable electrical safety solution for your business.