Siemens 3SK2941-2AA11
MPN3SK2941-2AA11
Active
starter kit for safety relay 3SK2 content: basic unit 3SK2 22.5 mm (3SK2112-2AA10), USB cable software SIRIUS Safety ES V17 Basic for free download
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Identification
| Parameter | Value |
|---|---|
| Product brand name | SIRIUS |
| Product designation | Basic starter kit |
| Product design / configuration | comprises 3SK2112-2AA10 basic unit, SIRIUS Safety Basic TIA for download and 3UF7941-0AA00-0 USB PC cable |
Safety ratings
| Parameter | Value |
|---|---|
| Safety integrity level (IEC 61508) | 3 |
| Category (EN ISO 13849-1) | 4 |
| PFHd, high demand rate (EN 62061) | 1E-8 1/h |
| Hardware fault tolerance (IEC 61508) | 1 |
| Stop category (EN 60204-1) | 0 / 1 |
Monitoring & inputs
| Parameter | Value |
|---|---|
| Emergency-off circuit monitoring | Yes |
| Protective door monitoring | Yes |
| Position switch monitoring | Yes |
| Magnetically operated switch monitoring | Yes |
| Valve monitoring | Yes |
| Monitored start-up | Yes |
Outputs & contacts
| Parameter | Value |
|---|---|
| Max. operating frequency | 2 000 1/h |
Electrical
| Parameter | Value |
|---|---|
| Rated insulation voltage | 50 V |
| Rated surge voltage withstand | 800 V |
Connection
| Parameter | Value |
|---|---|
| Type of electrical connection | spring-loaded terminal (push-in) |
| Conductor cross-section, solid | 20 ... 16 |
| Conductor cross-section, stranded | 20 ... 16 |
Mechanical
| Parameter | Value |
|---|---|
| Touch protection against electric shock | finger-safe |
| Fastening method | Snap-mounted to DIN rail or screw-mounted with additional push-in lug |
| Mounting position | any |
| Width | 22.5 mm |
| Height | 100 mm |
| Depth | 124.5 mm |
Environmental
| Parameter | Value |
|---|---|
| Operating temperature range | -25 ... +60 °C |
| Storage temperature range | -40 ... +80 °C |
| Relative humidity, operating | 10 ... 95 % |
| Installation altitude, max. | 4 000 m; Derating, see Product Notification 109792701 |
| Shock resistance | 15g / 11 ms |
| Vibration resistance (IEC 60068-2-6) | 5 ... 500 Hz: 0.75 mm |
| Air pressure (SN 31205) | 90 ... 106 kPa |
Specifications
| Parameter | Value |
|---|---|
| At DC rated value | 24 V |
MPN
3SK2941-2AA11