Siemens 3TK2820-2CB30 SIRIUS Safety Relay - Spring-Type Terminals
Siemens SIRIUS safety relay with spring terminals, 24V AC/DC.
The Siemens 3TK2820-2CB30 is a SIRIUS safety relay featuring relay enabling circuits (EC) and spring-type terminals for faster installation. It operates on 24 V AC/DC and has a compact 22.5 mm width. This basic unit provides 3 instantaneous normally open (NO) EC contacts and 1 normally closed (NC) safety contact (SC). It supports auto-start and monitored start, meeting a max error category of 4 (EN 13849-1), PL 'e', and SIL 3.
This safety relay is ideal for safety-critical applications in diverse industrial settings, including machine tools, assembly lines, and robotics. The spring-type terminals offer a secure connection without the need for screwdrivers, reducing installation time and potential for loose connections.
Stanlo Automation, a veteran-owned surplus distributor, offers the Siemens 3TK2820-2CB30, providing a cost-effective solution for your automation needs. We ensure the quality and availability of essential components to minimize downtime and keep your operations running efficiently.
| Voltage | 24 V AC/DC |
| Width | 22.5 mm |
| Terminals | Spring-type |
| EC Instantaneous | 3 NO |
| EC Delayed | 0 |
| SC | 1 NC |
| Auto-start/Monitored start | Yes |
| Max Error Category EN 13849-1 | 4 |
| PL | e |
| SIL | 3 |
| Successor | 3SK1111-2AB30 |