GB/T 39891-2021

Electrical endurance testing for circuit-breakers above a rated voltage of 52 kV

NORMA vydaná dňa 9.3.2021

Anglicky a čínsky -
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The information about the standard:

Designation standards: GB/T 39891-2021
Publication date standards: 9.3.2021
Country: Chinese technical standard
Kategória: Technické normy GB