GB/T 156-2007
AbolishedStandard voltages
标准电压
Application Summary AI generated
GB/T 156-2007 specifies nominal voltage levels for AC and DC electrical systems, including preferred values for transmission, distribution, and utilization voltages. It is applied in power system design, equipment manufacturing, and electrical infrastructure projects across China to ensure voltage compatibility and safety. The standard is essential for transformers, generators, motors, and other electrical devices operating within Chinese grids.
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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.