3TK2842-2BB44 SIEMENS

The SIRIUS 3TK2842-2BB44 is a sophisticated safety relay designed with electronic enabling circuits (EC) to ensure reliable safety functions in industrial applications. It operates on a 24 V DC power supply and features a compact 22.5 mm width, making it suitable for space-constrained installations. This safety relay utilizes spring-type terminals for secure and vibration-resistant connections. It includes one instantaneous enabling circuit (EC) and one delayed enabling circuit (EC) with an adjustable delay time ranging from 5 to 300 seconds. The device has no short-circuit (SC) capability. It supports both autostart and monitored start configurations, providing flexibility in system design. As a standard device, it offers a high level of safety integrity, achieving a maximum Safety Integrity Level (SIL) of 3 and a Performance Level (PL) of e according to relevant safety standards. This ensures a high degree of risk reduction in safety-critical applications. The 3TK2842-2BB44 is ideal for use in machinery and equipment where reliable safety interlocks and emergency stop functions are required.