Guangdong Provincial Standard of the People's Republic of China
Latest
DB44/T 1495-2014
Scope
This standard specifies the terms and definitions, product classification, technical requirements, and test methods for outdoor indoor light-transmitting LED advertising lamps. This standard applies to internally transparent LED advertising lamps (hereinafter referred to as lamps) for outdoor use with built-in LED light sources and a rated power supply voltage below 250V and a frequency of 50Hz AC (or DC).
DB44/T 1495-2014 history
2014DB44/T 1495-2014 Performance requirements for outdoor and indoor light-transmitting LED advertising lamps