GB 20052-2013

Minimum allowable values of energy efficiency and energy efficiency grades for three-phase distribution transformers

NORMA vydaná dňa 9.6.2013

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The information about the standard:

Designation standards: GB 20052-2013
Note: NEPLATNÁ
Publication date standards: 9.6.2013
Country: Chinese technical standard
Kategória: Technické normy GB