Controlgear for electric light sources—Part 2-7: Particular requirements for electric source for safety services (ESSS) supplied electronic controlgear for emergency lighting (self-contained)
NORMA vydaná dňa 28.12.2023
Designation standards: GB/T 19510.207-2023
Publication date standards: 28.12.2023
Country: Chinese technical standard
Kategória: Technické normy GB