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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
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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 | 3TK2824-1CB30 |
| Alternative Part Number | 3TK28241CB30 |
| Manufacturer | Siemens |
| Product Type | Safety Relay |
| Supply Voltage | 24 V ac/dc |
| Function | Protective Door Monitoring |
| Output Contacts | 2NO |
| Connection Type | Screw |
| Mounting Options | Screw Mount; Snap-On Mount |
| Dimensions | 23 x 120 x 102 mm |
| Safety Integrity Level (SIL) | SIL3 |
| Performance Level (PL) | e |
| Category according to EN ISO 13849-1 | 2 |
| Hardware Fault Tolerance | 1 |
| Safety Device Type | Type A |
| Ambient Operating Temperature | -25 ... +60 °C |
| Insulation Voltage | Rated value 300 V |
| Protection Class IP | IP40 for enclosure, IP20 for terminal |
| Vibration Resistance | 5 ... 500 Hz: 0.075 mm |
| Shock Resistance | 8g / 10 ms |
| Surge Voltage Resistance | Rated value 4,000 V |
| EMC | Suitable for Class A environments only |
| Installation Altitude | Maximum 2,000 m above sea level |
| Relative Humidity | 10 ... 95 % |
| Control Supply Voltage Frequency | 50 Hz / 60 Hz |
| Electrical Endurance | Typical 100,000 switching cycles |
| Mechanical Service Life | Typical 10,000,000 switching cycles |
| Design for Emergency Stop Units | Yes |
| Protective Door Monitoring | Yes |
| Automatic Start | Yes |
| Emergency Off Function | Yes |
| Feedback Input | Yes |
| Start Input | Yes |
The safety relay operates with a control supply voltage of AC/DC 24V.
Yes, it is designed for protective door monitoring among other safety-related applications.
The dimensions are 22.5 mm in width, 120 mm in height, and 120 mm in depth.
It features screw-type terminals for secure and reliable electrical connections.
Yes, it is suitable for emergency stop circuit monitoring.
The maximum operating frequency is 1,000 operations per hour.
The enclosure has an IP40 rating, while the terminal has an IP20 rating, ensuring protection against solid objects.
The mechanical service life is typically 10 million switching cycles.
The thermal current of the switching element with contacts is a maximum of 5 A.
Yes, it is suitable for monitoring floating sensors.
The relay can be installed at altitudes up to 2,000 meters above sea level.
It has certifications from BG, SUVA, UL, CSA, and complies with standards such as EN 60204-1, EN ISO 12100, EN 954-1, and IEC 61508.
The surge voltage resistance rated value is 4,000 V.
Yes, it includes a feedback input for comprehensive safety circuit monitoring.
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.
All parts new or reconditioned are covered by EU Automation 12 month warranty
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