Additional requirements for internal arc classified pole-mounted metal-enclosed switchgear for rated voltages above 3.6 kV and up to and including 40.5 kV
NORM herausgegeben am 17.3.2023
Designation standards: GB/T 42321-2023
Publication date standards: 17.3.2023
Country: Chinese technical standard
Kategorie: Technische Normen GB