GB 20840.4-2015

Instrument transformers—Part 4:Additional requirements for combined transformers

NORMA vydaná dňa 15.5.2015

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The information about the standard:

Designation standards: GB 20840.4-2015
Note: NEPLATNÁ
Publication date standards: 15.5.2015
Country: Chinese technical standard
Kategória: Technické normy GB