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GB 24965.2-2010 English PDF

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GB 24965.2-2010: Traffic warning lights -- Part 2: Yellow flashing warning lights
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GB 24965.2-2010English189 Add to Cart 3 days [Need to translate] Traffic warning lights -- Part 2: Yellow flashing warning lights Valid GB 24965.2-2010

PDF similar to GB 24965.2-2010


Standard similar to GB 24965.2-2010

GB/T 23828   GB/T 24966   GB/T 37378   GB/T 24965.4   GB/T 24968   GB/T 24965.3   

Basic data

Standard ID GB 24965.2-2010 (GB24965.2-2010)
Description (Translated English) Traffic warning lights -- Part 2: Yellow flashing warning lights
Sector / Industry National Standard
Classification of Chinese Standard R84
Classification of International Standard 03.220.20
Word Count Estimation 8,822
Date of Issue 2010-08-09
Date of Implementation 2011-01-01
Quoted Standard GB 4599-2007; GB 14887-2003; GB/T 24965.1-2010
Regulation (derived from) Announcement of Newly Approved National Standards No. 3, 2010 (No. 158 overall)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This Chinese standard relates to yellow indicator light flashing like the composition, classification and nomenclature, technical requirements, test methods, inspection rules and signs, packaging, transportation and storage hook. This standard applies to dangerous sections of road set on the yellow flashing warning lights.

GB 24965.2-2010: Traffic warning lights -- Part 2: Yellow flashing warning lights

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Traffic warning lights.Part 2. Yellow flashing warning lights ICS 03.220.20 R84 National Standards of People's Republic of China Traffic Light Part 2. yellow flashing warning lights Trafficwarninglights-Part 2. Yelowflashingwarninglights Issued on. 2010-08-09 2011-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

5.4,5.5,5.6 this section are mandatory, others are recommended. GB 24965 "Traffic Light" is divided into four parts. --- Part 1. General; --- Part 2. yellow flashing warning lights; --- Part 3. fog lights; --- Part 4. Temporary security warning light. This section GB Part of 224,965. This part of the National Traffic engineering facilities (highway) Standardization Technical Committee (SAC/TC223) and focal points. This section drafted by. Ministry of Communications Highway Research Institute, National Transportation Safety Facilities Quality Supervision and Inspection Center, Beijing in China Anke Technology Limited. The main drafters of this section. Lihong Qin, Dingwei Zhi, Ma Gong, Jiang Haifeng, Wang Lei, Han Cui Jing, Chen. Traffic Light Part 2. yellow flashing warning lights

1 Scope

GB 24965 of the provisions of this part of the yellow flashing warning light structure, classification and nomenclature, technical requirements, test methods, inspection rules and Signs, packaging, transportation and storage. This section applies to dangerous sections of the road set on yellow flashing warning lights.

2 Normative references

The following documents contain provisions which, through reference in this Part of GB 24965, constitute provisions of this part. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB 4599-2007 automobile headlamp with filament lamps (ECER1.1998, NEQ) GB 14887-2003 road traffic lights GB/T 24965.1-2010 traffic warning lights - Part 1. General

3 Terms and Definitions

The following terms and definitions apply to this section. 3.1 Reference axis geometricaxis Perpendicular to the surface of the horizontal plane of projection surface and a straight line through the geometric center. [GB 14887-2003, the definition 3.2] 3.2 Cover along side angle sideinclinationofvisor The apex angle of the line along with a glossy cover line connecting the centers of the horizontal cross-section through the center of the surface intercepted. 3.3 Cover along visor Yellow flashing warning lights mounted on the outer edge of the light-emitting unit, used to reduce the external light interference due to flashing yellow warning light school effect, Increase the brightness contrast and color saturation of the bezel signal. 3.4 Yellow flashing warning lights yelowflashingwarninglights Provided at dangerous sections of road, the yellow flashing visual stimulation, warning the driver to ensure the safety of traffic signal lights Means.

4 form and classification

Constituting 4.1 Yellow flashing warning light from the light source, the control section, shade, shelter along the housing and mounting connectors, and the like. 4.2 Classification 4.2.1 translucent surface by emitting unit size can be divided into type φ200mm, φ300mm and φ400mm type type. 4.2.2 Classification by power supply should meet the GB/T 24965.1-2010 in 3.2 requirements. 4.2.3 divided by the type of light-emitting diode light source type, incandescent light source type and other types. 4.3 Model Model as follows. □ - Company logo, generally in capital letters HS- Yellow flashing warning lights □ - Specifications, the effective light-transmissive area Dimensions are in millimeters (mm) Source Type. 1 --- the LED light source; 2 --- incandescent Light source; 3 --- other sources

5 Technical requirements

5.1 Conditions Shall comply with GB/T 24965.1-2010 4.1 requirements. 5.2 Materials and Appearances Shall comply with GB/T 24965.1-2010 4.2 requirements. 5.3 Requirements cover along Yellow flashing warning light along with a cover, the cover along its length should not be less than 1.25 times the size of the translucent light-emitting surface, along the side of the cover angle should be less than 80 °, along the cover wrap angle should not be less than 270 °. 5.4 Optical Performance 5.4.1 Dimming Function According to the environmental illumination, flashing yellow warning lights shall be capable of day and night, two automatic dimming. 5.4.2 Intensity 5.4.2.1 flashing yellow warning light when two dimming state, the light intensity in the reference axis shall comply with the requirements of Table 1. Table 1 yellow flashing warning lights light-emitting surface on the light intensity of the reference axis Dimming level Intensity/cd Imin Imax Daytime 6003000 Night 150 300 5.4.2.2 flashing yellow warning light intensity distribution should meet the requirements of Figure 1. Note 1. θ represents the reference axis as a center, respectively, left, right and down offset angle in degrees (°). Note 2. A, B, C, D represents the reference axis as the center, divided into different regions of the observation angle. Note 3. 100%, 50%, 12.5%, 7.5% represents the light intensity within the Area shall be less than specified in Table 1 of the reference axis of the minimum percentage of light intensity.

1 yellow flashing warning light intensity distribution

5.4.3 color performance 5.4.3.1 flashing yellow warning light should use yellow, you should not use other patterns and text. 5.4.3.2 chromaticity coordinates yellow flashing warning lights shall be within the coordinates of the points in Table 2 for the vertex quadrilateral area, Figure 2 shows the chromaticity sit Plotting. 2 yellow warning lights flashing light color chromaticity coordinates of FIG. Table 2 yellow flashing warning lights light color chromaticity coordinates intersection of the boundary line intersection Chromaticity coordinates xy E 0.536 0.444 F 0.547 0.452 G 0.613 0.387 H 0.593 0.387 5.5 Dynamic performance visibility Yellow flashing warning lights daytime dynamic visual distance should not be less than 250m; nighttime dynamic visual distance should not be less than 500m. 5.6 flicker frequency Flashing yellow warning light flashing frequency shall be (45 ± 5) times/min, the flashing light and dark time ratio should be 1.1. 5.7 power requirements and security Shall comply with GB/T 24965.1-2010 4.3 requirements. 5.8 sealing protection performance Shall comply with GB/T 24965.1-2010 4.4 requirements. 5.9 Environmental adaptability Shall comply with GB/T 24965.1-2010 4.5 requirements.

6 Test methods

6.1 Test conditions Shall comply with GB/T 24965.1-2010 5.1 requirements. 6.2 Materials and Appearances Performed according to GB/T 24965.1-2010 relevant provisions in 5.2. 6.3 cover along the measuring Conducted according to the relevant provisions of GB 14887-2003 in 6.9. 6.4 Optical Performance 6.4.1 Sample settings When optical performance testing, the yellow warning light flashes sample set for the long bright state, and should not install any cover along. 6.4.2 Dimming Function Simulation day and night illumination environment visually. 6.4.3 Intensity Intensity test test steps are as follows. a) test chamber, plant and equipment shall comply with the provisions of 6.1 GB 4599-2007; b) test distance should be greater than 7.5m; Receiving surface diameter c) measuring the sample to the instrument's reference center opening angle between 10 '~ 1 °; d) measuring the actual position and the predetermined position measurement error does not exceed ± 15 '; e) 5min after lighting the sample at rated voltage, measurement of luminous intensity in each direction. 6.4.4 color performance 6.1 Subject to the provisions in the standard dark room, lit a sample 5min at rated voltage, with a color measurement GB 4599-2007 Instrument directly read color coordinates, the test results are shown in Figure chromaticity coordinates of FIG. 2, check if it is in the area specified. 6.5 Dynamic performance visibility Vehicle speed (60 ± 5) km/h, sunny or cloudy weather, visibility is more than 1000m under state visually. 6.6 flicker frequency Frequency meter, oscilloscopes and other detection equipment. 6.7 power requirements and security Performed according to GB/T 24965.1-2010 relevant provisions in 5.3. 6.8 sealing protection performance Performed according to GB/T 24965.1-2010 relevant provisions in 5.4. 6.9 Environmental adaptability Performed according to GB/T 24965.1-2010 relevant provisions in 5.5.

7 Inspection rules

7.1 Type inspection Be tested according to GB/T 24965.1-2010 relevant provisions of 6.2, the test items shown in Table 3. 7.2 factory inspection Be tested according to GB/T 24965.1-2010 relevant provisions of 6.3, the test items shown in Table 3. Table 3 yellow flashing warning lights test items No. Item Type inspection technical requirements, test methods factory inspection 1 Materials and Appearances 5.2 6.2 √ √ 2 cover along Requirements 5.3 6.3 √ √ 3 optical properties 5.4 6.4 √ √ 4 dynamic visual recognition performance 5.5 6.5 √ ○ 5 Flashing frequency 5.6 6.6 √ √ 6 power requirements and security 5.7 6.7 √ √ 7 sealing protection performance 5.8 6.8 √ ○ 8 environmental adaptability 5.9 6.9 √ ○ Note. √ for the test items, ○ is selected to do the project. 8 signs, packaging, transportation and storage Shall comply with the requirements of GB T 24965.1-2010/Chapter 7.

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