Siemens 3SK1122-2CB41 Safety Relay

The safety control device, also known as a safety relay, safety module, or protective device, from the manufacturer Siemens with type number 3SK1122-2CB41 is a time-delayed electrical relay from the field of electrical engineering for monitoring and safeguarding hazardous areas. It meets Performance Level (PL) e and Category 4 according to ISO 13849-1. The device features 2 inputs, semiconductor outputs, 2 instantaneous normally open enabling current paths, and 2 time-delayed normally open enabling current paths with an adjustable delay time of 0.05 to 3 seconds. It also offers cross-circuit detection and is connected with a supply voltage of 24 V DC via spring-loaded terminals. The dimensions are 20 x 5 x 20 cm, and the weight is 0.3 kg. Safety control devices are used to ensure safety-related functions in machinery and equipment by immediately initiating protective measures upon detection of a hazard. Typical applications include monitoring emergency stop buttons, safety doors, and light grids in industrial manufacturing processes and process automation.

SIRIUS Zeitverzögertes Sicherheitsrelais PL/Kategorie nach ISO13849-1: PL e/Kat. 4 Eingänge: 2 Ausgangsart: Halbleiter Freigabestrompfade unverzögert: 2 x Schließer Freigabestrompfade zeitverzögert: 2 x Schließer (0,05...3 s) Querschlusserkennung Versorgungsspannung: 24 V DC Anschluss: Federzugklemmen