Variant AB30 | Safety Relay Basic Unit, 24V AC/DC, 3 NO + 1 NC Outputs
The Siemens 3SK1111-2AB30 is a SIRIUS 3SK1 safety relay basic unit designed for monitoring emergency stop circuits, safety gates, and safety sensors in industrial automation systems. It belongs to the 3SK1 standard safety relay family, which is widely used for compact and reliable machine safety control applications.
This model is functionally very close to 3SK1111-1AB30, with the same core safety architecture and output structure, designed for fail-safe shutdown and safety monitoring up to SIL 3 / PL e system level.
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS 3SK1 |
| Model Number | 3SK1111-2AB30 |
| Variant | AB30 |
| Supply Voltage | 24V AC/DC |
| Output Contacts | 3 NO safety outputs + 1 NC signaling output |
| Mounting Type | DIN rail |
| Terminal Type | Screw terminals |
| Input Channels | 2-channel safety input |
| Safety Functions | E-stop, safety gate monitoring |
| Protection Class | IP20 |
| Operating Temperature | -25°C to +60°C |
| Switching Category | Safety relay (force-guided contacts) |
| Safety Level | SIL 3 / PL e (system dependent) |
No reviews yet.