GB 20052-2013
AbolishedMinimum allowable values of energy efficiency and energy efficiency grades for three-phase distribution transformers
三相配电变压器能效限定值及能效等级
Application Summary AI generated
This standard specifies the minimum allowable values of energy efficiency and the energy efficiency grades for three-phase distribution transformers. It is applied in the manufacturing, procurement, and energy management of oil-immersed and dry-type transformers used in power distribution systems, such as those in industrial facilities, commercial buildings, and utility grids. The standard serves as a regulatory benchmark to limit energy losses and promote the use of high-efficiency transformers in China.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.