AS-212 staircase automatic switch AS-212

Purpose
Staircase timer is used to keep the lighting of corridors, staircases or other objects on for a specified time, after which the lighting will be turned off automatically. Operation
On by momentary (bell) switch  the staircase timer maintains the lighting for the time set with the knob. After the set time has elapsed, the automatic device will turn off the lighting automatically. After turning off the lighting, we can turn it on again. NOTE!
Possibility of special execution of staircase automatics for voltages other than those given in the table  technical data, e.g. 12V,   48V, 110V AC/DC or  other.