GB 4785-2007
AbolishedPrescription for installation of the external lighting and light-signalling devices for motor vehicles and their trailers
汽车及挂车外部照明和光信号装置的安装规定
Application Summary AI generated
GB 4785-2007 specifies the installation requirements for external lighting and light-signalling devices on motor vehicles and their trailers, including positioning, color, visibility, and electrical connections. It is applied in the automotive industry during vehicle design, manufacturing, and type approval to ensure compliance with safety and regulatory standards for road illumination and signaling. This standard is also used by testing laboratories and regulatory bodies to verify that vehicles meet legal requirements for nighttime and adverse-weather visibility.
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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.