Supply voltage | 230Vac, 50Hz other voltages on request |
Switching capacity (per channel) | resistive load: 16 A / 250 V~ at cosφ=1 |
inductive load: 6 A / 250 V~ at cosφ=0.6 | |
Type of connection | 3-/4-conductors |
Secondary switching | After 30s |
Housing and insulation material | High-temperature resistant, self-extinguishing thermoplastic |
Stand-by consumption | 0 W |
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 |

ALST8 Staircase Timer
ALST8 staircase 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 switch can be connected externally, and the delay can be triggered by pressing a button. The time range is 1-7 minutes. You can also set it to permanent ON.
- Electro-mechanical, Synchronous motor drive
- 3-wire or 4-wire connection
- Control input 50 mA glow lamp
- Toggle switch for permanent light ON
- No closed-circuit current consumption
- Precision mechanical design ensures high accuracy and durability