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3TK2820-2CB30
Siemens 3TK2820-2CB30 available at EU Automation. Get in touch today for a quick price.
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3TK2820-2CB30 is a robust safety relay designed to enhance the safety and reliability of industrial automation systems. Operating at 24 V AC/DC, this safety relay is equipped with relay enabling circuits, making it an ideal choice for emergency stop applications. Its compact design, with dimensions of 22.5mm in width, allows for easy integration into existing control panels. The unit features spring-loaded terminals for secure and efficient electrical connections.
Engineered to meet high safety standards, the 3TK2820-2CB30 supports both single-channel and two-channel safety-related wiring, ensuring flexibility in various applications. It boasts a Safety Integrity Level (SIL) 3 rating according to IEC 61508 and a Performance Level (PL) e according to ISO 13849-1, making it suitable for demanding safety requirements. The relay includes three normally open (NO) contacts for safety-related instantaneous switching and one normally closed (NC) contact for signalling functions.
With a rated insulation voltage of 300 V and an IP40 protection class for the housing, this safety relay is designed to withstand challenging industrial environments. It operates efficiently within a temperature range of -25°C to +60°C and can be mounted in any position, offering versatility in installation. The Siemens 3TK2820-2CB30 is a reliable choice for safeguarding machinery and ensuring operational safety in industrial settings.
Engineered to meet high safety standards, the 3TK2820-2CB30 supports both single-channel and two-channel safety-related wiring, ensuring flexibility in various applications. It boasts a Safety Integrity Level (SIL) 3 rating according to IEC 61508 and a Performance Level (PL) e according to ISO 13849-1, making it suitable for demanding safety requirements. The relay includes three normally open (NO) contacts for safety-related instantaneous switching and one normally closed (NC) contact for signalling functions.
With a rated insulation voltage of 300 V and an IP40 protection class for the housing, this safety relay is designed to withstand challenging industrial environments. It operates efficiently within a temperature range of -25°C to +60°C and can be mounted in any position, offering versatility in installation. The Siemens 3TK2820-2CB30 is a reliable choice for safeguarding machinery and ensuring operational safety in industrial settings.
| Specification | Description |
|---|---|
| Part Number | 3TK2820-2CB30 |
| Manufacturer | Siemens |
| Product Brand Name | SIRIUS |
| Product Designation | Safety Relay with Relay Enabling Circuits |
| Voltage | 24 V AC/DC |
| Design | For EMERGENCY-STOP units |
| Protection Class (Housing) | IP40 |
| Protection Class (Terminal) | IP20 |
| Insulation Voltage | 300 V |
| Ambient Temperature | -25°C to +60°C during operation |
| Installation Altitude | Up to 2,000 m above sea level |
| Safety Integrity Level (SIL) | SIL3 according to IEC 61508 |
| Performance Level (PL) | PL e according to ISO 13849-1 |
| Category | 4 according to ISO 13849-1 |
| Number of Outputs | 3 NO safety-related instantaneous switching, 1 NC for reporting function |
| Mounting Type | Snap-on mounting |
| Dimensions (W x H x D) | 22.5 mm x 111.2 mm x 118 mm |
| Connection Type | Spring-loaded terminals |
| Operating Cycles | Maximum 2,000 per hour |
| Electrical Operating Cycles | 200,000 typical |
| Mechanical Operating Cycles | 10,000,000 typical |
| Certificates/Approvals | UL, CSA, TÜV |
| Product Description | The Siemens 3TK2820-2CB30 is a robust safety relay designed for emergency stop applications, ensuring high reliability and safety in industrial environments. With its compact design and easy installation, it provides efficient safety monitoring and control, meeting stringent international safety standards. Ideal for use in various automation systems, it offers dependable performance and long operational life. |
What is the primary function of this safety relay?
The primary function of the Siemens 3TK2820-2CB30 safety relay is to provide safety-related control functions, such as emergency stop and protective door monitoring, ensuring the safe operation of machinery.
What type of voltage does this safety relay support?
This safety relay supports both AC and DC voltage, specifically designed for a control supply voltage of 24 V AC/DC.
What are the dimensions of this safety relay?
The Siemens 3TK2820-2CB30 safety relay has dimensions of 22.5 mm in width, 111.2 mm in height, and 118 mm in depth.
What is the maximum operating temperature for this safety relay?
The maximum operating temperature for this safety relay is 60°C, while it can be stored at temperatures ranging from -40°C to +80°C.
What is the protection class of this safety relay?
The housing of the Siemens 3TK2820-2CB30 safety relay has a protection class of IP40, and the terminal has a protection class of IP20.
How many safety-related outputs does this relay have?
This safety relay features three safety-related normally open (NO) contacts for instantaneous switching.
Is this safety relay suitable for use in residential environments?
No, this product is suitable for Class A environments only and may cause undesired radio-frequency interference in residential environments.
What is the Safety Integrity Level (SIL) rating of this relay?
The Siemens 3TK2820-2CB30 safety relay is rated at SIL3 according to IEC 61508, indicating a high level of safety integrity.
Can this safety relay be used for monitoring emergency stop circuits?
Yes, the Siemens 3TK2820-2CB30 safety relay is designed for use in emergency stop circuits, providing reliable safety functions.
What type of mounting does this safety relay support?
This safety relay supports snap-on mounting, allowing for easy installation in various control panels.
- Emergency stop applications in industrial environments
- Monitoring and controlling safety circuits in machinery
- Integration into safety systems for protective door monitoring
- Use in systems requiring automatic and monitored start functions
- Safety-related switching in automation systems
- Position switch monitoring in manufacturing processes
- Monitoring of magnetically operated switches in safety applications
- Ensuring compliance with safety standards in machinery operations
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
4 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
5 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
5 months ago
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Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
5 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
6 months ago
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