Electronic controller switches lights on or off in response to amount of sunlight available. Is application in offices and industrial installations where electrical energy is wasted by using artificial light in sunlit areas. Device utilizes electronic monitor that varies artificial lighting according to amount of sunlight in given area.
Energy saver for industrial lighting
NASA Tech Briefs ; 4 , 3
01.04.1980
Sonstige
Keine Angabe
Englisch
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