Star-delta motor starter is used to protect the wiring against larger currents in the start-up phase. Used mainly for larger motors, heavy-starting fans among other things.

| Technical specifications: | |
|---|---|
| Operation: | On front of the motor starter there is: - push button for start - push button for stop |
| Supply: | 3 x 400 VAC 3 fase + N + PE |
| Max. start time: | 30 sec. |
| Frequency: | Nominal frequency 50 / 60 Hz |
| Control voltage: | 230 VAC |
| Placement: | May not be used in explosive environments |
| kW: | 3 - 30 |
| Temperature (operation): | -5°C - 40°C |
| Protection rating: | IP65 |