Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 4705-1979
Scope
This standard is applicable to photoelectric automatic igniters (hereinafter referred to as igniters) for road lights that use cadmium sulfide as a photoconductive battery (photo-Cell) and can automatically control lighting and extinguishing in general outdoor places with a power supply of 110V or 220V. of inspection.
CNS 4705-1979 history
1979CNS 4705-1979 Method of Test for Photoelectric Controls for Public Lighting