Compare safeRS/safeRS3
Key specifications of the parts listed on this page, taken from the manufacturer's data sheets.
| MPN | Manufacturer designation | Restart interlock | Supply voltage Vs | Dimensions (WÂ x HÂ x D) | Enclosure rating |
|---|
| SRA3-AAC100ZPUI | C201A (Model), PNSSK (Type) | â | 24 V DC (20 V DC ... 28 V DC) | 105 mm x 103 mm x 58 mm | IP20 (IEC 60529) |
| SRA3-AAR150BKZI | S201A (Model), WSK (Type) | â | 12 V DC, ± 20 % 1) | 85 mm x 85 mm x 71 mm | IP67 (IEC 60529) |
| SRA3-AAR190BKZI | S201A (Model), WLSK (Type) | â 1) | 12 V DC, ± 20 % 1) | 85 mm x 85 mm x 71 mm | IP67 (IEC 60529) |
Common to all listed parts
| Response time | â¤Â 100 ms |
| Safety integrity level | SIL 2Â (IECÂ 62061) |
| Category | Category 3Â (ENÂ ISOÂ 13849) |
| Performance level | PL d (EN ISO 13849) |
| Access protection | 1.66 x 10-8 1) |
| MTTFD (mean time to dangerous failure) | 38Â years (IECÂ 60050) |
| TM (mission time) | 20Â years (ENÂ ISOÂ 13849) |
| Safe state in the event of a fault | At least one OSSD pair is in the OFF state. |
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