Power module for twilight switch 1191 series 199190124000 finder 199190124000 12 vdc spdt co ac1 230 vac
Control via the semi conductor output y1 y2 of the twilight switch 1191 this output is controlled only by brightness and not by timer clock with the twilight switch 1191 and the power module 1991 it is possible to switch off some of the lamps during the night hours for saving power with 1191 depending upon time and to maintain a reduced illumination throughout the night with the 1991
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