T/NHLSAN 4-2018 LED wall washer
T/NHLSAN 4-2018 LED wall washer
Basic Information
Scope
Scope: This standard specifies the terms and definitions, classification and naming, requirements, test methods, inspection rules, and marking, packaging, transportation, and storage for LED wall-washing lamps with a rated power supply voltage of less than 250V and a frequency of 50Hz, whether AC or DC. This standard applies to squares, commercial pedestrian streets, parks, hotels, buildings, and other venues. Main technical content: The main technical content of this standard includes: environmental adaptability, optical and electrical performance (initial luminous flux, initial luminous efficiency, power, power factor, beam angle), lifespan (average lifespan, luminous flux maintenance rate, switching cycles), safety, IP protection level, photobiological safety, salt spray, control devices, electromagnetic compatibility, etc.