MOTOR. OCHRANA SIEMENS 3TK2826-1BB44

The Siemens SIRIUS Safety Relay (Model: 3TK2826-1BB44) is a phased-out product, succeeded by the SIRIUS 3SK2 series. This relay operates on a 24 V DC power supply and features a compact design with dimensions of 118 x 62 x 139 mm and a net weight of 0.415 kg. Engineered for safety-critical applications, it integrates enabling circuits that include two normally open (NO) instantaneous contacts and two delayed contacts in conjunction with four signal contacts.

 

The device offers versatile functionality with up to eight selectable operating modes optimized for industrial automation systems requiring compliance to high safety standards. It achieves performance levels (PL) defined by EN ISO 13849-1 alongside IEC SIL ratings of up to SIL3 according to IEC 61508, ensuring reliable operation in machinery safeguarding setups.

 

Connection interfaces are implemented via robust screw terminals, simplifying installation while maintaining secure electrical connectivity suitable for demanding environments. As part of its design parameters, this basic device facilitates safety monitoring processes across various industries while adhering strictly to regulatory benchmarks for operational dependability and risk mitigation.

 

Though discontinued, users may consider transitioning to the successor series (SIRIUS 3SK2), which expands functionality aligned with evolving industry standards. For legacy support or integration assistance regarding this model's technical details or replacement strategy planning, consult Siemens resources or trusted distribution channels specializing in safety system components.