GB/T 156-2017
ActiveStandard Voltages
标准电压
Application Summary AI generated
GB/T 156-2017 specifies the nominal voltage levels for AC and DC electrical systems, including preferred values for transmission, distribution, and utilization equipment. It is applied in China to ensure compatibility and safety across power grids, industrial machinery, household appliances, and electrical testing environments. The standard guides engineers and procurement professionals in selecting voltage ratings for transformers, motors, cables, and other electrical components.
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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.