Supply voltage | 230Vac, 50Hz other voltages on request |
Switching capacity (per channel) | Resistive load: 16 A / 250 V~ at cosφ=1 |
Inductive load: 10 A / 250 V~ at cosφ=0.6 | |
1/2-way conductors | Automatic |
Switching output | Potential-free and phase-independent |
Housing and insulation material | High-temperature resistant, self-extinguishing thermoplastic |
Consumed power | 4VA |
Type of protection | IP 20 |
Class of protection | II according to EN 60 730-1 |
Permitted ambient temperature | -10 ~ +50 °C (non-icing) |
Test approval | CE |

ALC18 Staircase Light Time Switch
ALC18 Staircase Light Time Switch can be used to control the lighting of stairs, corridors, entrances, public areas, or to control the fan in the toilet or bathroom. The staircase switch can be connected externally, and the delay can be triggered by pressing a button. The time range is 0.5-30 minutes. You can also set it to permanent ON.
- Electronic, relay drive
- Countdown period: 30secs~20mins
- Time accuracy at 25 °: 0~20mins: +/- 150secs, 0~30secs: +/- 3secs
- Auto switch 3-wire or 4-wire connection
- Toggle switch for permanent light
- Precision mechanical design ensures high accuracy and durability