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Transformer limit value

Transformer limit value, Total:4 items.

In the international standard classification, Transformer limit value involves: Energy and heat transfer engineering in general.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Transformer limit value

• GB 24790-2009 Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers
• GB 20052-2006 The minimum allowable values of energy efficiency and the evaluating values of energy conservation for three-phase distribution transformers
• GB 20052-2013 Minimum allowable values of energy efficiency and energy efficiency grades for three-phase distribution transformers

国家市场监督管理总局、中国国家标准化管理委员会, Transformer limit value

• GB 20052-2020 Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers

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