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Siemens
3TK2834-2BB40
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Check similar products or call us on +44 20 4570 3439 for assistance
This part is currently sold out
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3TK2834-2BB40 |
| Alternative Part Number | 3TK28342BB40 |
| Manufacturer | Siemens |
| Product Type | Safety Relay |
| Design | For press control units |
| Safety Integrity Level (SIL) | SIL3 according to IEC 61508 |
| Performance Level (PL) | PL e according to EN ISO 13849-1 |
| Category | Category 4 according to EN ISO 13849-1 |
| Hardware Fault Tolerance (HFT) | 1 according to IEC 61508 |
| Safety Device Type | Type A according to IEC 61508-2 |
| PFHD | 0.14E-8 1/h according to EN 62061 |
| Service Life | T1 value of 20 years according to IEC 61508 |
| Number of Safety Contacts | 4 NO contacts for safety-related instantaneous switching |
| Stop Category | 0 according to DIN EN 60204-1 |
| Input Type | Two-channel |
| Electrical Connection | Spring-loaded terminals |
| Conductor Cross-section | Solid: 2x (0.25 ... 1.5 mm²), Stranded: 2x (24 ... 16) |
| Control Supply Voltage | 24 V DC |
| Operating Temperature | -25 ... +60 °C during operation |
| Storage Temperature | -40 ... +80 °C during storage |
| Protection Class | IP20 for enclosure and terminal |
| Mounting Position | Any |
| Mounting Type | Screw and snap-on mounting |
| Width | 45 mm |
| Height | 138.5 mm |
| Depth | 120 mm |
| Approvals | BG, SUVA, UL, CSA, EN 60204-1, EN ISO 12100, EN 954-1, IEC 61508, EN 574 |
| TÜV Certification | Yes |
| UL Registration | Yes |
| BG BIA Certificate | Yes |
The Siemens 3TK2834-2BB40 is a sophisticated safety relay designed for integration into various industrial control systems, particularly for press control units. This component is part of the SIRIUS product range, renowned for its reliability and versatility in safety applications. With a 24V DC control supply voltage and spring-loaded terminal connections, it ensures a secure and maintenance-friendly electrical connection.
This safety relay is engineered to facilitate a two-channel sensor input, which is crucial for applications requiring a high level of safety integrity. It boasts a Safety Integrity Level (SIL) of 3 and a Performance Level (PL) of e, according to EN ISO 13849-1, making it suitable for demanding safety functions within industrial environments.
The 3TK2834-2BB40 features a compact design with dimensions of 45mm in width, 138.5mm in height, and 120mm in depth, allowing for efficient use of space inside control cabinets. The relay is also equipped with four instantaneous safety-related NO contacts, enhancing its functionality in critical safety circuits.
With an insulation voltage rated at 300V and a protection rating of IP20, the unit is designed to be finger-safe and to protect against electrical shocks. It operates within an ambient temperature range of -25°C to +60°C, ensuring reliable performance even in challenging environmental conditions.
This safety relay is a testament to Siemens' commitment to providing high-quality, durable, and dependable safety components for industrial automation and control systems. It is an ideal choice for engineers and technicians looking for a robust safety solution that complies with stringent safety standards and regulations.
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Frequently Asked Questions
What type of device is this Siemens safety relay suitable for?
The Siemens safety relay is designed for press control units, providing safety-related switching for applications that require immediate and reliable response.
Can this safety relay be used in residential environments?
This product is intended for Class A environments and may cause radio-frequency interference in residential settings. Appropriate measures should be taken to mitigate any potential interference.
What is the maximum operating altitude for this safety relay?
The safety relay can be operated at a maximum altitude of 2,000 meters above sea level without compromising its performance.
What are the ambient temperature limits for operating this safety relay?
The safety relay can operate within an ambient temperature range of -25°C to +60°C, ensuring reliable performance in various industrial environments.
What type of electrical connection does this safety relay support?
The safety relay features spring-loaded terminals, which facilitate a secure and maintenance-free electrical connection.
What is the insulation voltage rating for this safety relay?
The insulation voltage rating for the safety relay is 300V, providing a measure of protection against electrical shocks.
How many sensor inputs does this safety relay have?
The safety relay has one 2-channel sensor input, allowing for the connection of safety sensors in a two-channel configuration.
What is the switching capacity for the relay outputs of this safety relay?
The relay outputs have a switching capacity of 6A at 24V for DC-13 and 5A at 115V for AC-15, ensuring adequate power handling for various applications.
Is this safety relay suitable for monitoring emergency stop circuits?
No, this particular model of the Siemens safety relay is not designed for monitoring emergency stop circuits.
What certifications does this safety relay hold?
The safety relay holds several certifications, including TÜV, UL, CSA, and it meets standards such as EN 60204-1, EN ISO 12100, and IEC 61508, ensuring compliance with international safety requirements.
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