Alternating-current metal-enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV
NORMA vydaná dňa 31.3.2020
Designation standards: GB/T 3906-2020
Publication date standards: 31.3.2020
Country: Chinese technical standard
Kategória: Technické normy GB