This standard specifies the definition, classification, naming, scope of application, requirements, test methods, inspection rules, installation, marking, labeling and packaging of special vehicle sign lamps (hereinafter referred to as sign lamps). This standard applies to sign lamps installed and used on special vehicles.
GB 13954-2004 history
2009GB 13954-2009 Warning lamps for police cars,fire engines,ambulances and engineering rescue vehicles