GB 37478-2019
ActiveMinimum allowable values of energy efficiency and energy efficiency grades of LED luminaires for road and tunnel lighting
道路和隧道照明用LED灯具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 LED luminaires used in road and tunnel lighting. It is applied in China to classify products into three energy efficiency grades, with Grade 1 being the most efficient, and to enforce a mandatory minimum efficiency threshold for market access. The standard is used by manufacturers, testing laboratories, and regulatory bodies to evaluate and certify the energy performance of LED streetlights and tunnel lights.
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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.