GA/T 488-2004 General technical requirements for on-board lighting equipment for road traffic accident scene investigation
Some standard content:
Appendix A of this standard is an informative appendix.
This standard is proposed and managed by the Traffic Management Standardization Technical Committee of the Ministry of Public Security. The drafting unit of this standard: Traffic Management Science Research Institute of the Ministry of Public Security. The main drafters of this standard: Wang Junhua, Ding Zhenglin, Gong Biao, Yu Chunjun GA/T488—2004
GA/T4882004
The on-board lighting equipment for road traffic accident scene investigation provides good lighting conditions for road traffic accident scene investigation under insufficient lighting at night, ensures the safety and reliability of road traffic accident scene investigation, and plays an important role in improving the quality and efficiency of nighttime road traffic accident handling. Therefore, the on-board lighting equipment for road traffic accident scene investigation has been applied in the accident handling work of grassroots public security traffic accident handling departments.
This standard is formulated based on the actual needs of road traffic accident handling work, with reference to the national standards, industry standards and enterprise standards of relevant industries, and stipulates various technical indicators of on-board lighting equipment for road traffic accident scene investigation, which plays an important role in standardizing the manufacture and use of on-board lighting equipment for road traffic accident scene investigation. 1 Scope
GA/T 488-—2004
General Technical Conditions for On-board Lighting Equipment for Road Traffic Accident Scene Investigation This standard specifies the classification, requirements, test methods, inspection rules, markings, nameplates and packaging of on-board lighting equipment for road traffic accident scene investigation (hereinafter referred to as on-board lighting equipment). This standard applies to on-board lighting equipment used at road traffic accident scenes. 2 Normative References
The clauses in the following documents become clauses of this standard through reference in this standard. For any dated referenced document, all subsequent amendments (excluding errata) or revisions are not applicable to this standard. However, parties to an agreement based on this standard are encouraged to study whether the latest versions of these documents can be used. For any undated referenced document, the latest version shall apply to this standard. GB7000.1 General safety requirements and tests for lamps GB/T8417 Color of light signals GB/T12534 General rules for road test methods for automobiles GB/T12678 Methods for driving reliability tests for automobiles GB/T17626.4-1998 Electromagnetic compatibility test and measurement technology Immunity test for electrical fast transient pulse groups (idtIEC61000-4-4 QC/T413 Basic technical conditions for automotive electrical equipment 3 Terms and definitions The following terms and definitions apply to this standard. 3.1 Lighting equipment for road accident scene investigation Lighting equipment invehicle at traffic accident scene Special lighting equipment loaded on a road accident scene investigation vehicle for accident scene investigation, rescue of injured persons and other accident scene handling work. Reference axis geometric axis
A straight line perpendicular to the projection plane of the light-emitting surface and passing through the geometric center of the light-emitting surface. [GB14887--2003, definition 3.2]
Flood lighting
A projector designed for projection lighting, with the light beam pointing in any direction. 3.4
Spot lighting
A projector designed for projection lighting, with the light beam emitting at an opening angle of less than 20°. 4 Classification
4.1 Classification by power supply type
According to the different power supply types of vehicle-mounted lighting equipment, it is divided into DC-type vehicle-mounted lighting equipment and AC-type vehicle-mounted lighting equipment. 1
GA/T 488—2004
4.2 Classification by lamp type
Vehicle-mounted lighting equipment can be divided into floodlight type and spotlight type. Vehicle-mounted lighting equipment can be divided into single-lamp-type vehicle-mounted lighting equipment (using floodlights or spotlights alone) and mixed-lamp-type vehicle-mounted lighting equipment (using floodlights and spotlights at the same time). 5 Requirements
5.1 General requirements
All components of vehicle-mounted lighting equipment should be complete, the surface should be free of damage, the electrical circuit connection should be reliable, the fastening parts should not be loose, and the equipment should not be stuck during operation.
After the vehicle-mounted lighting equipment is installed on the vehicle, the lifting system is at its original height when it is not working. The height from the ground to the vehicle-mounted lighting equipment should not exceed 2.5m, and the rest of the parts should be in good condition. The points shall not exceed the range of the vehicle body. 5.2 Composition
Vehicle-mounted lighting equipment is generally composed of a power supply system, a lighting system, a lifting system and a rotating system, and each system component shall have a corresponding control device.
5.3 Power supply system
The rated working voltage of the vehicle-mounted lighting equipment is DC12V, DC24V or AC220V. When the rated working voltage is DC12V or DC24V, the car battery pack can be used directly for power supply, or a special battery pack can be used; when the rated working voltage is AC220V, an on-board generator set can be used to generate electricity to provide electricity. The generator set should be easy to load and use on the car. The on-board generator set should be equipped with a leakage protection device, and the AC220V power cord must not enter the cab. 5.4 Lighting system
5.4.1 Light source color characteristics
The light source color of the lighting fixture should be within the range of 5000K to 8000K, the color rendering index Ra should be greater than 75, the light color should be white as specified in GB/T8417 and meet the requirements of Table 1. The color crystal diagram is shown in Appendix A. Table 1 Light source color range
Corner point position
5.4.2 Luminous intensity
5.4.2.1 Floodlight type lighting fixture
Color quality mark
Floodlight type vehicle lighting equipment The luminous intensity within the range of 30° to the left and right of the horizontal direction of the reference axis and 20° up and down in the vertical direction of the reference axis of the lighting fixture should not be less than 1000cd, and the light should be uniform in the entire irradiation area of the lighting fixture without obvious dark areas. 5.4.2.2 Spotlight type lighting fixtures
The luminous intensity of spotlight type vehicle-mounted lighting fixtures within the range of 5° to the left and right of the horizontal direction of the reference axis and 5° up and down of the vertical direction of the reference axis shall not be less than 10,000cd, and the light shall be uniform in the entire irradiation area of the lighting fixture without obvious dark areas. 5.4.3 Rated power
The rated power of a single lighting fixture with a rated working voltage of DC12V shall not exceed 100W. The rated power of a single lighting fixture with a rated working voltage of DC24V shall not exceed 200W. 2
The rated power of a single lighting fixture with a rated working voltage of AC220V shall not exceed 1000W. 5.4.4 Start-up time
GA/T 488--2004
Under rated voltage, the time from starting the lighting fixture to the time when the luminous intensity on the reference axis of the lighting fixture reaches 50% of the requirements of 5.4.2 shall not exceed 2 minutes.
The lighting fixture shall have a hot start function. After the lighting fixture is turned off, it shall be able to light up immediately if it is turned on again within 5 seconds. 5.4.5 Continuous lighting timewww.bzxz.net
The lighting fixture shall work continuously for 10 hours under rated voltage without any failure or damage. The life of the bulb used in the lighting fixture shall comply with the provisions of relevant national standards. 5.4.6 Shell protection
The shell protection level of the lighting fixture shall not be less than IP53 as specified in GB7000.1.5.5 Lifting system
5.5.1 Lifting time
The time required for the lifting system to rise from the starting position to the maximum travel position shall not exceed 2 minutes, and the time required to descend from the maximum travel position to the starting position shall not exceed 2 minutes.
5.5.2 Lifting height
When the lighting fixture is lifted from the starting position to the maximum stroke position, its lifting height should be no less than 1.8m. 5.5.3 Sealing performance
The lifting system should have good sealing performance, and there should be no oil or air leakage during operation. When the lifting system is raised to the maximum stroke, the distance the lamp pole slides down in a stationary state for 2 hours should not be greater than 10mm. 5.6 Rotation system
5.6.1 Rotation angle range
The horizontal rotation angle of the lighting fixture should be no less than 300°, and the vertical rotation angle should be no less than 90°. 5.6.2 Rotation speed
The average horizontal rotation speed of the lighting fixture should be 20°/s~30/s, and the average vertical rotation speed of the lighting fixture should be 20%/s~30/s. 5.7 Continuous working performance
Test according to the method in 6.7. The vehicle-mounted lighting equipment should run smoothly, without impact, stagnation and fat running, and there should be no oil or air leakage at the seal.
5.8 Power supply adaptability
When the power supply voltage of the vehicle-mounted lighting equipment changes by ±10% on the basis of the rated voltage, the vehicle-mounted lighting equipment should be able to operate normally without any fault or damage.
5.9 Electrical safety performance
5.9.1 DC vehicle lighting equipment
For vehicle lighting equipment with a rated working voltage of DC12V or DC24V, it should be able to withstand the test of 6.9,1, and there should be no breakdown or electrical failure during the test.
5.9.2 AC vehicle lighting equipment
For vehicle lighting equipment with a rated working voltage of AC220V, it should be able to withstand the test of 6.9.2, and there should be no breakdown or electrical failure during the test.
5.10 Rainproof performance
The vehicle lighting equipment should be able to work normally according to the test method of 6.10. 5.11 Temperature resistance performance
According to my country's climate and environmental conditions, the temperature resistance performance of vehicle lighting equipment is divided into two levels: Class A vehicle lighting equipment should be able to work normally in an environment of -40℃55℃; Class B vehicle lighting equipment should be able to work normally in an environment of -20℃75℃. 3
GA/T488.-2004
5.12 Anti-perturbation performance
After the vehicle-mounted lighting equipment has been subjected to the test in 6.12, its structural integrity shall be maintained, the structural unit shall not produce permanent structural deformation or mechanical damage, and the fastening parts shall not be loose. The internal circuits, circuit boards, interfaces and other connectors shall not fall off or loosen, and there shall be no electrical faults. 5.13 Electromagnetic immunity performance
For AC vehicle-mounted lighting equipment, the electrical fast transient pulse group and electric tool disturbance test specified in 6.13 shall be carried out. During and after the test, the vehicle-mounted lighting equipment shall have no electrical faults, and the lifting system and rotating mechanism shall work normally. 5.14 Actual vehicle operation inspection
The vehicle-mounted lighting equipment shall be installed on the vehicle and tested according to the requirements of 6.14. During and after the test, the vehicle-mounted lighting equipment shall run smoothly and there shall be no faults or damage.
6 Inspection method
6.1 General requirements inspection
Self-inspect the appearance, electrical circuits, and purple parts of the vehicle-mounted lighting equipment, and power it on. It should meet the requirements of 5.1. Install the vehicle-mounted lighting equipment on the special-purpose vehicle and measure its height from the ground with a length measuring tool. It should meet the requirements of 5.1. 6.2 Component inspection
Visually inspect the various components of the vehicle-mounted lighting equipment. It should meet the requirements of 5.2. 6.3 Power supply system inspection
Visually inspect the power supply system of the vehicle-mounted lighting equipment. It should meet the requirements of 5.3. 6.4 Lighting system
6.4.1 Light source color test
Use the spectrophotometry method to measure the chromaticity coordinates, color temperature and color rendering index of the lighting fixture light source. It should meet the requirements of 5.4.1. 6.4.2 Luminous intensity test
The test environment should be a darkroom.
The test equipment should meet the requirements of the national first-level illuminance meter. The test distance should be no less than 5m and conform to the law that illumination is inversely proportional to the square of the distance. During the test, light up the lighting fixture at the rated voltage, wait for the light emission to become stable, and then conduct the luminous intensity test. The test result should meet the requirements of 5.4.2.
6.4.3 Power
At the rated voltage, the power of a single lighting fixture is measured by the volt-ampere method, which should meet the requirements of 5.4 and 3. 6.4.4 Lighting fixture start-up time measurement
Start the lighting fixture at the rated voltage and use a stopwatch to measure the lighting fixture start-up time, which should meet the requirements of 5, set, and 4. After the lighting fixture is turned off, it should be turned on again within 5s, which should meet the requirements of 5.4.4. 6.4.5 Continuous lighting time
Light up the lighting fixture at the rated voltage and work continuously for 10h, which should meet the requirements of 5.4.5. 6.4.6 Shell protection test
The test shall be carried out in accordance with the method specified in GB7000.1 and shall meet the requirements of 5.4.6. 6.5 Lifting system
6.5.1 Lifting time measurement
Use a stopwatch to measure the time required for the lifting system to be lifted from the starting position to the maximum stroke position, and the time required to descend from the maximum stroke position to its starting position. This shall meet the requirements of 5.5.1. 6.5.2 Lifting height measurement
Use a length gauge to measure the height of the lighting fixture lifted from the starting position to the maximum stroke position. This shall meet the requirements of 5.5.2. 4
6.5.3 Sealing test
GA/T 488--2004
The lifting system is lifted to the maximum stroke, and then placed in a static state for 2 hours. The distance the lamp pole slides down shall meet the requirements of 5.5.3. 6.6 Rotation system
6.6.1 Rotation angle test
Use an angle gauge to measure the maximum rotation angle range of the rotation system, which shall comply with the requirements of 5.6.1. 6.6.2 Rotation speed test
Use an angle gauge and a stopwatch to test and calculate the average rotation speed of the rotation system, which shall comply with the requirements of 5.6.2. 6.7 Continuous operation test
Lift the lifting system to the maximum travel position, turn on the lighting fixture, and the rotating device rotates horizontally and vertically 5 times each. The lighting fixture is turned on for 5 minutes and then turned off. The lifting system returns to the starting position. Then repeat the above test for a total of 1000 times. The test results shall comply with the requirements of 5.7.
6.8 Power supply adaptability test
Adjust the power supply voltage of the vehicle lighting equipment by 10% or 10%, lift the lifting system to the maximum travel position, turn on the lighting fixture, and the rotating device rotates horizontally and vertically 5 times each. The lighting fixture is turned on for 5 minutes and then turned off. The lifting system returns to the starting position. The test results shall meet the requirements of 5.8. 6.9 Electrical safety test
6.9.1 DC vehicle-mounted lighting equipment
According to the requirements of QC/T413, for vehicle-mounted lighting equipment with a rated working voltage of DC12V or DC24V, the voltage between unconnected conductive parts and between conductive parts and the housing should be able to withstand 50HIz, 550V for 1 min, and the test results shall meet the requirements of 5.9.1.
6.9.2 AC vehicle-mounted lighting equipment
For vehicle-mounted lighting equipment with a rated working voltage of AC220V, the voltage between unconnected conductive parts and between conductive parts and the housing should be able to withstand 50Hz, 1440V for 1 min, and the test results shall meet the requirements of 5.9:2. 6.10 Rain Test
Place the complete set of vehicle lighting equipment on the rain test bench and make it in normal working state. The water spraying volume is 24.5L/min, the swing angle of the water spraying pipe is ±60°, and the water spraying duration is 30min. The test results shall meet the requirements of 5.10. 6.11 Temperature Test
6.11.1 High Temperature Test
Class A: Place the complete set of vehicle lighting equipment in non-working state in an environment of 55℃±2℃ for 2h. Start the vehicle lighting equipment immediately after the test. It shall meet the requirements of 5.11.
Class B: Place the complete set of vehicle lighting equipment in non-working state in an environment of 75℃±2℃ for 2h. Start the vehicle lighting equipment immediately after the test. It shall meet the requirements of 5.11.
6.11.2 Low temperature test
Class A: Place the complete set of vehicle lighting equipment in a non-working state in an environment of 40℃±2℃ for 2h. Start the vehicle lighting equipment immediately after the test. It should meet the requirements of 5.11. Class B: Place the complete set of vehicle lighting equipment in a non-working state in an environment of -20℃±2℃ for 2h. Start the vehicle lighting equipment immediately after the test. It should meet the requirements of 5.11.
6.12 Vibration test
Install the non-working vehicle lighting equipment on the vibration test bench, the vibration frequency range is 10Hz-150Hz10Hz, the sweep speed is 1oct/min, the number of sweep cycles is 20 times, the acceleration peak is 19.6m/s, and the inspection after the test should meet the requirements of 5.12. Note: The generator of the AC vehicle lighting equipment is not subject to this test. 5
GA/T 488---2004
6.13 Electromagnetic immunity test
6.13.1 Electrical fast transient pulse group immunity test 6.13.1.1 Test conditions and load
Climate conditions shall meet the following requirements:
--Ambient temperature: 10℃～35℃,
Relative humidity: 45%~75%.
The layout of the test room shall comply with the requirements of 7.2 in GB/T17626.4-1998, and the electrical fast transient pulse group generator used in the test shall comply with the requirements of Chapter 6 in GB/T17626.4--1998. 6.13.1.2 Test method
The AC vehicle-mounted lighting equipment under test shall be powered on and work normally. The test voltage polarity shall be positive or negative. The test duration shall be 2 minutes. The coupled port shall be the main power supply port of the vehicle-mounted lighting equipment. The test voltage shall be applied successively between each AC power line and the ground line. The test voltage shall be 2kV (peak value) with a repetition frequency of 5kHz. During and after the test, the vehicle-mounted lighting equipment shall comply with the requirements of 5.13. 6.13.2 Power tool disturbance test
6.13.2.1 Test equipment
The test equipment shall be an electric tool with a power of not less than 500W. 6.13.2.2 Test method
The AC vehicle-mounted lighting equipment to be tested shall be powered on and work normally. The test electric tool shall be started at a distance of 0.5m from the lifting system. During and after the test, the vehicle-mounted lighting equipment shall meet the requirements of 5.13. 6.14 Actual vehicle operation test
The vehicle-mounted lighting equipment shall be installed on the vehicle and an actual vehicle operation test shall be carried out in accordance with the requirements of GB/T12534 and GB/T12678. The mileage shall be not less than 6000km. After every 1000km of driving, an inspection shall be carried out. The lifting system shall be lifted to the maximum travel position, the lighting lamp shall be turned on, and the rotating device shall be rotated horizontally and vertically for 5 times respectively. The lighting lamp shall be turned on for 5 minutes and then turned off. The lifting system shall return to the starting position. The test results shall meet the requirements of 5.14. 7 Inspection rules
7.1 Inspection classification
The inspection of vehicle lighting equipment is divided into type inspection and export inspection. 7.2 Type inspection
7.2.1 Inspection agency
The type inspection of vehicle lighting equipment shall be conducted by a product quality supervision and inspection agency accredited by the China National Accreditation Committee for Laboratories.
7.2.2 Inspection conditions
The type inspection of vehicle lighting equipment shall be conducted under the following circumstances: trial production of new product design,
—conversion or transfer of production;
—resuming production after suspension,
—significant changes in structure, materials or processes; requirements put forward by relevant national product quality supervision and inspection agencies,—contract provisions, etc.
7.2.3 Inspection and sampling requirements
The applicant for product type inspection shall provide the following for type inspection: user manual. The manual shall provide detailed operation, maintenance, repair instructions, wiring diagrams or electrical schematics, and shall also provide relevant prompt information that may affect the personal safety of users; - Select 2 sets of vehicle-mounted lighting equipment for testing from at least 15 sets of vehicle-mounted lighting equipment; - Other vehicle-mounted lighting equipment components for testing. 7.2.4 Inspection items, methods and judgments
GA/T 488-2004
Carry out type inspection according to the test items and methods specified in Chapter 6. If one of the test results does not meet the requirements of Chapter 5, the vehicle-mounted lighting equipment shall be judged to have failed the type inspection. 7.3 Factory inspection
Factory inspection shall be carried out by the quality inspection department of the production enterprise in accordance with this standard. When the production enterprise does not have the capacity, it may entrust an inspection agency that meets the requirements of 7.2.1 to carry out the inspection.
The products leaving the factory shall be inspected one by one for the inspection items specified in 6.1, 6.2, 6.3, 6.4, 6.5, 6.6, 6.7, 6.8 and 6.9; the inspection items specified in 6.10, 6.11, 6.12, 6.13 and 6.14 may be sampled, and the sampling method shall be in accordance with the requirements of 7.2.3. The inspection results shall all meet the requirements of Chapter 5; if there are any non-conforming items, they shall be reworked or repaired until they pass the inspection before leaving the factory. 8 Marking, nameplate and packaging
8.1 Marking
The outer packaging of vehicle lighting equipment shall have the following contents: 一The Chinese name of the product, specification model, rated voltage, power, lamp type, rotation angle range and other main parameters; 一The manufacturer's name, detailed address, product origin, trademark; the standard number and name implemented by the product. 8.2 Nameplate
The vehicle lighting equipment should have a nameplate, which should contain at least the following information: - Chinese name of the product, specification model, rated voltage, power, lamp type, rotation angle range and other main parameters; - Product number or factory serial number;
Manufacturer name.
8.3 Inspection certificate
Each vehicle lighting equipment shipped must have a product inspection certificate, which should contain the following information: - Product name, model;
Manufacturer name or trademark;
Inspection conclusion, inspection date;
Inspector identification.
8.4 Packaging
The packaging box should meet the requirements of moisture-proof, dust-proof and shock-proof. Each packaging box should contain an instruction manual, warranty card, product inspection certificate or inspection mark and other accessories. GA/T488—2004
(Informative Appendix)
Light color chromaticity diagram
The light color chromaticity diagram of lighting fixtures used for on-board lighting equipment for road traffic accident scene investigation is shown in Figure A.1. 0.9
Light color chromaticity diagram
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