Siemens 3TK2845-1HB41 is an advanced safety relay that integrates both relay and electronic circuits, operating at 24 V DC with a device width of 45 mm and screw terminal connections for easy installation. As a basic unit, it features 2 instantaneous enabling contacts (EC), 2 delayed enabling contacts (EC delayed), and 1 monitoring contact (SC). The relay supports both auto-start and monitored start modes, offering versatile safety control logic.
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SiemensPart number :
3TK2845-1HB41Payment :
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In StockIn terms of safety performance, this device meets the highest standards—achieving Performance Level (PL) e according to EN ISO 13849-1 and Safety Integrity Level (SIL) 3 according to IEC 61508. This makes it suitable for high-risk applications requiring maximum reliability and fast response times. The combination of relay outputs and electronic control allows precise timing and fault monitoring, ensuring consistent and safe operation even under demanding conditions.
The 3TK2845-1HB41 is ideal for use in complex industrial safety systems such as safety gate monitoring, emergency stop circuits, robotic cells, press machines, and multi-stage safety interlocks in high-speed equipment. It supports flexible safety logic configurations and multi-channel redundancy, ensuring a safe shutdown in the event of failure. Its robust design and high-level certifications make it suitable for applications across manufacturing, automation, logistics, and processing industries.
safety relay with relay and electronic 24 V DC, 45 mm Screw terminal EC instantaneous: 2 NO EC delayed: 2 SC: 1 Auto-start and monitored start Basic device Maximum achievable PL according to EN 13849-1: e Maximum achievable SIL according to IEC 61508: 3
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All products are covered by the Wusu Industrial Automation Company's 1 Year Warranty. Manufacturer's Warranty does not apply.
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