GB/T 21421.1-2021

Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V—Part 1Standard strength classes and end fittings

NORMA vydaná dňa 31.12.2021

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The information about the standard:

Designation standards: GB/T 21421.1-2021
Publication date standards: 31.12.2021
Country: Chinese technical standard
Kategória: Technické normy GB