3SK1122-2CB42
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$1,083.27
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Overview of Siemens 3SK1122-2CB42
Buy genuine Siemens 3SK1122-2CB42 directly from LeadTime.ca for your automation system. The Siemens 3SK1122-2CB42 is a highly reliable safety relay from the SIRIUS line, designed to safeguard industrial machinery, packaging lines, and automation systems. Engineers trust this advanced unit for its robust build quality, time-delay functionality, and precise control over safety circuits—making it a staple in modern factory environments. With its spring-loaded push-in connections, this relay ensures quick and secure wiring, while its compact dimensions suit space-constrained panels. If you need a safety relay that combines German engineering with ease of integration, this Siemens 3SK1122-2CB42 review highlights its suitability for automation specialists worldwide.
Key Features of Siemens 3SK1122-2CB42
- Advanced SIRIUS safety relay with time-delay relays for monitored start and stop
- Adjustable OFF-delay time after circuit opening (0.5 to 30 seconds)
- Typical recovery time after safety circuit opening is just 30 ms
- Control supply voltage: 24 V DC, supporting a wide operating range (0.8 to 1.2 of nominal)
- Two instantaneous and two delayed normally open (NO) contacts for flexible safety circuit integration
- Spring-loaded push-in terminal connections for fast, tool-free installation
- Compact dimensions: 22.5 mm width, 100 mm height, 121.6 mm depth
- Universal mounting position
- Supports both solid and flexible wiring (1x or 2x 0.5–1.5 mm²)
- Compliant with global safety standards for industrial automation
Technical Specs of Siemens 3SK1122-2CB42
Access Siemens 3SK1122-2CB42 technical data to verify compatibility with your automation system. The datasheet provides full details on voltage, I/O, and device communication.
| Parameter | Value |
|---|---|
| Supply Voltage | 24 V DC |
| Adjusted OFF-Delay | 0.5 – 30 s |
| Recovery Time (typical) | 30 ms |
| Recovery After Power Failure | 6.5 s |
| Contact Configuration | 2 NO (instantaneous), 2 NO (delayed) |
| Width | 22.5 mm |
| Height | 100 mm |
| Depth | 121.6 mm |
| Wiring | Spring-loaded, solid/flexible (0.5–1.5 mm²) |
| Mounting | Any |
Applications / Use Case
This Siemens 3SK1122-2CB42 is commonly used in industrial automation, protecting machinery in process control and ensuring safe operation in production lines, packaging, and conveyor systems. It’s ideal for interfacing with safety gates, light curtains, emergency stop circuits, and other safety devices in a wide range of factory settings. Siemens 3SK1122-2CB42 specs make it especially valuable where precise timing and reliable circuit interruption are critical for compliance and worker safety.
Price & Availability
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