GB/T 19128-2015Tri-wheel vehicles and low-speed goods vehicles - Retro reflector (English PDF)
三轮汽车和低速货车 回复反射器
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
May 15, 2015
Implementation date
October 1, 2015
Scope
GB/T 19128-2015 is the English-translated version of 三轮汽车和低速货车 回复反射器.
GB/T 19128-2015 is the Chinese standard "Tri-wheel vehicles and low-speed goods vehicles - Retro reflector". Its scope clause reads: This standard specifies the three-wheeled vehicles and low-speed vehicles retro-reflector technology requirements, test methods and determination, inspection rules.
This standard applies to three-wheeled vehicles and low-speed vehicles (collectively, low-speed vehicles) after use IA grade retro-reflector. Its clauses include terms and definitions.
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Document preview — GB/T 19128-2015
National Standard of the People's Republic of China
- ICS
- 65.060
- Classification
- T 54
- Replacing
- GB/T 19128-2003
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 3.1 Retro-reflective
- 3.2 Retro-reflecting optical unit
- 3.3 Retro-reflector
- 3.4 Retro-reflector light emitting region
- 3.5 The angular diameter of the retro-reflector
- 3.6 The reference axis
- 3.7 Reference center
1 Scope
This standard specifies the three-wheeled vehicles and low-speed vehicles retro-reflector technology requirements, test methods and determination, inspection rules.
This standard applies to three-wheeled vehicles and low-speed vehicles (collectively, low-speed vehicles) after use IA grade retro-reflector.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 3978 standard lighting and geometric conditions
GB/T 19119 three predetermined speed goods vehicles and installation of lighting and signaling devices
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1 Retro-reflective
And the incident light along the direction of the adjacent direction of the reflected when the illumination angle changes over a wide range, can maintain this feature.
3.2 Retro-reflecting optical unit
You can have a "retro-reflective" reflector unit.
3.3 Retro-reflector
By reflecting external light source after irradiation, located near the light source to the observer indicated that the presence of low-speed vehicles means.
3.4 Retro-reflector light emitting region
The manufacturer has to reply to the outermost edge of the optical system reflector region surrounded.
3.5 The angular diameter of the retro-reflector
By the response of the central reflector maximum luminous area and the light source or by the solid angle of light composed of the center.
3.6 The reference axis
NC Specified by the manufacturer, at the time of photometry and the reflector mounting, as the view angle in the reference direction (H = 0 °, V = 0 °).
3.7 Reference center
The intersection of the reference axis of the light-emitting region specified by the manufacturer.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Similar standards
Editions of GB/T 19128
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 19128-2015 | Tri-wheel vehicles and low-speed goods vehicles - Retro reflector | current edition | Current |
| GB/T 19128-2003 | Tri-wheel vehicles and low-speed goods vehicles - Retro reflector | previous edition | Superseded |
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