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China - Updated GB Standard for Energy Efficiency Requirements for Projectors
This document specifies the energy efficiency grades, minimum allowable values of energy efficiency, and testing methods for projectors.
This document applies to liquid crystal display (LCD) and digital light processing (DLP) projectors with projection as the main function and high-pressure mercury lamps, lasers, and LED lamps as light sources. Projectors using liquid crystal on silicon (LCOS) as display devices can refer this document for implementation.
This document does not apply to integrated projection units consisting of projection screens and projectors
Source Link:
G/TBT/N/CHN/2028