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GB 30255-2019 English PDF (GB30255-2019)

GB 30255-2019 English PDF (GB30255-2019)

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GB 30255-2019: Minimum allowable values of energy efficiency and energy efficiency grades of LED products for indoor lighting
This Standard specifies the energy efficiency grades, minimum allowable values of energy efficiency, color rendering index, lumen maintenance, and test methods for LED downlights, directional integrated LED lamps, and nondirectional self-ballast LED lamps for indoor lighting.

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