GB 4785-2019 Translated English of Chinese Standard. GB4785-2019: Prescription for installation of the external lighting and light-signalling devices for motor vehicles and their trailers [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]This Standard specifies the general requirements, special regulations, and inspection rules, etc. for the installation of the external lighting and lightsignalling devices for motor vehicles and their trailers. This Standard applies to type M, N, and O motor vehicles and trailers, etc. |
Contents
| 4 | |
General requirements | 20 |
Special regulations | 34 |
Inspection rules | 95 |
Date of implementation | 96 |
Normative Front view red light invisibility and rear view white light | 113 |
Appendix H Normative Automatic switch of the headlamp passingbeam | 126 |
Common terms and phrases
750 mm refer accordance apparent surface Appendix arithmetic mean axle load boundary Circuit connection cut-off line daytime running lamps direction of reference distance driver emergency stop signal end-outline marker lamps engine propulsion system equipped extreme outer edge flameout front and rear front fog lamp front position lamp geometric visibility horizontal plane illuminating surface indicator lamp Installation position km/h lamp which meets Layout less than 750 light emitting surface light source light-signalling devices lighting and light-signalling lighting units loading conditions longitudinal symmetry plane luminous flux luminous intensity M1 and N1 main-beam headlamp measurement method meet the requirements motor vehicles movable component moving component N1 vehicles Number passing beam passing-beam headlamp photometric characteristics rear direction-indicator lamps rear fog lamp rear position lamps refer to 4.8 reference axis reflector requirements of GB reversing lamps S3 or S4 S4 stop lamps side direction-indicator lamps side marker lamp special requirements trailer vehicle type vertical Vertical-direction angle