Siemens
Siemens Safety relay 3SK1111-1AB30
Need Siemens 3SK1111-1AB30? Safety relay for Machine safety and emergency-stop control circuits. Price & Availability Classified as a safety relay, it is …
Specifications
| Brand | Siemens |
|---|---|
| Model Number | 3SK1111-1AB30 |
| Official Product Name | SIRIUS safety relay 3NO+1NC 24V AC/DC |
| Applicable System | Machine safety and emergency-stop control circuits |
| Product Type | Safety relay |
| Equivalent Standard | EN ISO 13849-1, IEC 62061 (SIL3 / PL e, Cat. 4) |
| Product Status | Active |
| Lifecycle note | Commercialized |
| Contacts | 3NO + 1NC |
| Connection | Screw terminals |
| Rated insulation voltage Ui | 300 V |
| Safety performance | SIL3 / PL e / Category 4 |
| Protection class | IP20 |
| Dimensions (W x H x D) | 36 mm x 109 mm x 152 mm |
| Net weight | 0.257 kg |
| Rated supply voltage | 24 V AC/DC |
Product Description
Basic Product Information
- 3NO+1NC contacts for safe state signalling and feedback
- SIL3 / PL e / Cat. 4 performance per machine-safety standards
- Screw terminal connection for secure, maintenance-friendly wiring
- Compact SIRIUS housing with IP20 protection
- 24 V AC/DC wide-range coil for flexible control supply
Technical Specifications
Version & Model Difference
['3SK1xxx series are the basic SIRIUS safety relays for single-channel E-Stop and guard monitoring', 'Higher variants add configurable inputs, muting or expansion modules', '3SK2/3SK3 families add speed monitoring and more contacts']
Application Scenarios
- Emergency-stop circuits for machines and production lines
- Guard-door and light-curtain monitoring
- Industrial automation safety systems
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