This standard specifies the technical requirements, test methods and inspection rules for turn signals for agricultural transport vehicles. This standard is applicable to various types of turn signal lamps used by four-wheel agricultural transport vehicles, and various types of turn signal lamps used by three-wheel agricultural transport vehicles can be implemented as a reference.
GB/T 19123-2003 history
2015GB/T 19123-2015 Tri-wheel vehicles and low-speed goods vehicles.Photometric characteristics of turn signal lamps
2003GB/T 19123-2003 Agricultural vehicles--Photometric characteristics of turn signal lamps