Contact us to request a specific version.
3TK2825-1BB40 Siemens
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
The 3TK2825-1BB40 is a Siemens SIRIUS safety relay with relay enabling circuits (EC) operating at 24 V DC. Designed for emergency-stop and safety door monitoring, it provides three instantaneous NO enabling contacts and two NC safety contacts in a modular 45 mm width housing. It achieves functional safety up to SIL 3 and PL e. Typically used for safety circuit control in machinery, guard-door interlock systems, emergency-stop circuits, and safety-related monitoring applications.
Best Suited For
- Emergency-stop circuit control
- Protective door/guard monitoring
- Safety relay enabling circuits in machinery
- Applications requiring SIL 3 / PL e compliance
Technical Specifications
I/O & Electrical
Communication & Power
Physical & Environmental
Certifications
UL approved; suitable for Class A EMC environments