steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 months ago
3TK2840-1BB40
Siemens 3TK2840-1BB40 available at EU Automation. Get in touch today for a quick price.
Based on over 4900 reviews
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
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.
All orders are subject to product availability. See our T&Cs.
Ask our team
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.
| Specification | Description |
|---|---|
| Part Number | 3TK2840-1BB40 |
| Manufacturer | Siemens |
| Series | SIRIUS |
| Product Type | Safety Relay |
| Voltage | 24 V DC |
| Terminal Type | Screw Terminal |
| Dimensions | 22.5 x 88 x 100 mm |
| Mounting Type | Screw and Snap-on Mounting |
| IP Rating | IP40 (Housing), IP20 (Terminal) |
| Operating Temperature | -25°C to +60°C |
| Storage Temperature | -40°C to +80°C |
| Humidity Range | 10% to 95% Relative Humidity |
| Altitude | Up to 2000 m |
| Vibration Resistance | 5 to 500 Hz: 0.075 mm |
| Shock Resistance | 8g / 10 ms and 15g / 5 ms |
| Safety Integrity Level (SIL) | SIL2 |
| Performance Level (PL) | PL d |
| Product Function | Designed for emergency stop and protective door monitoring, this safety relay ensures reliable operation in industrial environments. |
| Approvals | UL, CSA, EN 60204-1, EN ISO 12100, EN 954-1, IEC 61508 |
| Outputs | 2 Electronic Enabling Circuits (Instantaneous) |
| Application | Suitable for monitoring floating sensors, safety cut-out switches, position switch monitoring, and EMERGENCY-OFF circuit monitoring. |
What is the primary function of this safety relay?
The primary function of the Siemens 3TK2840-1BB40 safety relay is to provide safety monitoring for emergency stop functions and protective door monitoring in industrial applications.
What are the dimensions of this safety relay?
The Siemens 3TK2840-1BB40 safety relay has dimensions of 22.5 mm in width, 88 mm in depth, and 100 mm in height.
What type of terminals does this safety relay use?
This safety relay uses screw-type terminals for electrical connections.
What is the rated insulation voltage for this safety relay?
The rated insulation voltage for the Siemens 3TK2840-1BB40 safety relay is 50 V.
What is the operating temperature range for this safety relay?
The operating temperature range for this safety relay is from -25°C to +60°C.
Is this safety relay suitable for use in high-altitude installations?
Yes, the Siemens 3TK2840-1BB40 safety relay is suitable for installation at altitudes up to 2,000 meters above sea level.
Does this safety relay support automatic start functionality?
Yes, the Siemens 3TK2840-1BB40 safety relay supports automatic start functionality.
What is the protection class of the housing for this safety relay?
The housing of the Siemens 3TK2840-1BB40 safety relay has a protection class of IP40.
What is the maximum achievable Safety Integrity Level (SIL) for this safety relay?
The maximum achievable Safety Integrity Level (SIL) for the Siemens 3TK2840-1BB40 safety relay is SIL 2.
What type of monitoring does this safety relay provide?
This safety relay provides monitoring for protective doors and emergency stop circuits, among other functions.
- Integration into emergency stop systems for industrial machinery.
- Monitoring and controlling safety circuits in automated production lines.
- Ensuring safe operation of protective doors and barriers.
- Implementing safety measures in manufacturing environments.
- Providing reliable safety functions in assembly lines.
- Enhancing safety protocols in robotic systems.
- Supporting compliance with safety standards in electrical installations.
- Facilitating safe shutdown procedures in case of emergency.
- Assisting in the management of safety-related control systems.
- Contributing to the overall safety architecture of industrial control systems.
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.
Delivery
- Logistic partners UPS, FedEx and DHL
- International delivery available
- Premium nine hour delivery service available to anywhere in Europe
- Same day dispatch from group stock
Warranty
All parts new or reconditioned are covered by EU Automation 12 month warranty
Returns
No hassle returns policy
Dedicated customer support team
Payment
Trade CreditWe understand that credit is a necessary part of business and offer credit agreements on request, subject to status.
Payment optionsWe accept Bank transfers and the following methods of payment:
All transactions are handled securely by HSBC and HSBC Merchant Services. For more information, please visit our dedicated payments page.
Services
Sourcing your part
Global supplier of quality automation and control components
Service Exchange
Dispose of your old unit by exchanging it for a working part.
Repair
A comprehensive repair service for faulty equipment.
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
Gary
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
Be a Factory Hero.
Get parts fast.
You don’t need tights and a cape to be a hero.
Get parts fast and feel like a legend, just like Jeff.