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GB 13954-2009 English PDF (GB13954-2009)

GB 13954-2009 English PDF (GB13954-2009)

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GB 13954-2009: Warning lamps for police cars, fire engines, ambulances and engineering rescue vehicles

This standard specifies the terms and definitions, classification and naming, requirements, test methods, installation, inspection rules, marking, conformity certificates as well as packing of warning lamps for police cars, fire engines, ambulances and engineering rescue vehicles. This standard is applicable to the warning lamps installed and used on police cars, fire engines, ambulances and engineering rescue vehicles.
GB 13954-2009
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
ICS 13.310
A 90
Replacing GB 13954-2004
Warning Lamps for Police Cars, Fire Engines,
Ambulances and Engineering Rescue Vehicles
ISSUED ON: NOVEMBER 15, 2009
IMPLEMENTED ON: MAY 01, 2010
Issued by: General Administration of Quality Supervision, Inspection
and Quarantine;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 6
2 Normative References ... 6
3 Terms and Definitions ... 7
4 Classification Naming ... 10
5 Requirements ... 11
6 Test Methods ... 17
7 Installation ... 23
8 Inspection Rules ... 24
9 Markings, Conformity Certificates and Inspection Rules ... 26
Appendix A (Normative) Chromaticity Diagram for the Light Colors of
Warning Lamps ... 29
Bibliography ... 30
Warning Lamps for Police Cars, Fire Engines,
Ambulances and Engineering Rescue Vehicles
1 Scope
This standard specifies the terms and definitions, classification and naming, requirements, test methods, installation, inspection rules, marking, conformity certificates as well as packing of warning lamps for police cars, fire engines, ambulances and engineering rescue vehicles (hereinafter referred to as "warning lamps").
This standard is applicable to the warning lamps installed and used on police cars, fire engines, ambulances and engineering rescue vehicles.
2 Normative References
The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies. GB/T 2423.1 Environmental Testing for Electric and Electronic Products - Part 2: Test Methods - Tests B: Cold (GB/T 2423.1-2008, IEC 60068-2-1: 2007, IDT) GB/T 2423.2 Environmental Testing for Electric and Electronic Products - Part 2: Test methods - Tests B: Dry heat (GB/T 2423.2-2008, IEC 60068-2-2: 2007, IDT) GB/T 2423.10 Environmental Testing for Electric and Electronic Products - Part 2: Test Methods - Test Fc: Vibration (Sinusoidal) (GB/T 2423.10-2008, IEC 60068-2-6: 1995, IDT)
GB/T 2423.17 Environmental Testing for Electric and Electronic Products - Part 2: Test Methods - Tests Ka: Salt Mist (GB/T 2423.17-2008, IEC 60068-2-11: 1981, IDT)
GB/T 2828.1 Sampling Procedures for Inspection by Attributes - Part 1: Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection Ambulances
Special vehicles used for site medical rescue and auxiliary site medical rescue by emergency rescue and medical institutions as well as disease prevention and control institutions to transfer and rescue patients, or treat emergency epidemic and unexpected public health incidents.
3.4
Engineering rescue vehicles
Special vehicles and scene-commanding vehicles for flood prevention, water conservancy, electric power, mine, urban construction, traffic and railway departments to repair public utilities and rescue people's lives and properties.
3.5
Warning lamps
Lamps installed on police cars, fire engines, ambulances and engineering rescue vehicles to send out warning, alerting, danger or emergency signals.
3.6
Reference axis
A line which passes through the geometrical center of primary optical warning device and is parallel to the horizontal plane and vertical to the normal section of warning lamps.
3.7
Symmetry axis
A line which passes the central symmetry point of optical warning device and is parallel to the reference axis.
3.8
Primary optical warning device
Optical warning devices installed on the warning lamps to send out warning, alerting, danger or emergency signals.
Optical power
Ie
The total optical power in a unit solid angle; unit: cd???s; its mathematical expression is as follows:
????€? 00te IdtI
Where,
I -- instantaneous luminous intensity, cd;
t0 -- on time, s.
3.15
Single warning lamps
Cylindrical or square warning lamps with a single primary optical warning device. 3.16
Complete warning lamps
Warning lamps consisting of primary optical warning device and secondary optical warning device, or primary optical warning device and illuminating light, or primary optical warning device, secondary optical warning device and illuminating light. 4 Classification Naming
4.1 Classification
The warning lamps may be divided into warning lamps for police cars, fire engines, ambulances and engineering rescue vehicles respectively according to their different purposes.
4.2 Naming
The product model of warning lamps shall be named according to the following structure and requirements:
5.3 Optical warning devices
5.3.1 Type of optical warning devices
The gas discharge lamp, light emitting diodes (LED) and filament lamps stated in GB 15766.1 may be adopted as optical warning devices of the warning lamps. 5.3.2 Luminous mode
The luminous modes of the primary optical warning device of warning lamps include rotation, frequency-flash, pulse, frequency-change and multi-lamp circulation. 5.4 Letters and symbols
There shall be clear and standardized letters or symbols on or nearby switch and press key to indicate their functions and on-off condition; the letters shall be in Chinese; if necessary, other language may also be used. Where fuse is used, the rated current of fuse shall be clearly indicated.
The above-mentioned letters and symbols shall be clear and durable.
5.5 Electrical property
5.5.1 Power supply
Rated voltage of power supply for warning lamps: DC12V or DC24V.
The warning lamps at rated voltage shall be able to withstand polar inverse-wiring test for 1min. Except fuse, there shall be no other electrical fault.
If the opening and closing of warning lamps are controlled by soft switch; the standby current of warning lamps shall be less than 5 mA.
5.5.2 Conductor
The conductors used for warning lamps shall be in accordance with the requirements of GB/T 19666.
5.5.3 Wiring
The conductors inside warning lamps shall be provided with proper protection so as to ensure these conductors don't contact the components which may cause any damage on conductor insulation. Where the conductors need pass through metal holes, the metal holes shall be chamfered and shall be free from any sharp edge; non-metal The noise of warning lamps shall be less than 55 dB(A) when operating at full load under rated voltage.
5.10 Power supply adaptability
For warning lamps with DC12 V rated voltage, the warning lamps shall be able to operate normally where powered by DC9.0 V~DC16 V voltage, and the luminous frequency shall be within the range specified in Article 5.8.1; where powered by DC9.0V voltage, the luminous intensity on the reference axis of each primary optical warning device for warning lamps shall not be less than 90% of those specified in Section 5.7.
For warning lamps with DC24 V rated voltage, the warning lamps shall be able to operate normally where powered by DC18 V~DC32 V voltage, and the luminous frequency shall be within the range specified in Article 5.8.1; where powered by DC18 V voltage, the luminous intensity on the reference axis of each primary optical warning device for warning lamps shall not be less than 90% of those specified in Section 5.7. 5.11 Dustproof property
Under dusty environment, there shall be no visible dust deposit inside the warning lamps and the luminous frequency of warning lamps shall meet the requirements of Article 5.8.1. The luminous intensity on the reference axis of primary optical warning device shall not be less than 80% of those specified in Section 5.7.
5.12 Waterproof property
The warning lamps in the rain shall be able to operate normally and the luminous frequency of warning lamps at rated voltage shall be within the range specified in Article 5.8.1.
5.13 High temperature resistance
The warning lamps, after rain test, shall be able to operate normally under high-temperature and high-voltage environment without any electrical fault. The luminous frequency shall be within the range specified in Article 5.8.1 and the enclosure shall be free from any softening, deformation and crack.
5.14 Cold resistance
Under low-temperature environment, the warning lamps shall be able to start up normally without any electrical fault. After start-up for 5min, the luminous frequency shall be within the range specified in Article 5.8.1. The enclosure shall be free from any deformation and crack.
5.15 Salt-mist corrosion resistance
The warning lamps, after salt-mist corrosion test, shall be able to operate normally and the luminous frequency at rated voltage shall be within the range specified in Article 5.8.1. The retroreflector of all optical warning devices shall be free from light loss, fogging and rust. The metal pieces shall be free from any corrosion while the enclosure shall be free from deformation and crack.
5.16 Impact property
The warning lamps, after impact test, shall be free from unrecoverable structural deformation, mechanical damage, fastening component looseness as well as electrical fault; the lines, circuit boards and connectors shall be free from shedding and looseness. The warning lamps shall be able to operate normally during and after test; and the luminous frequency of warning lamps after test shall be within the range specified in Article 5.8.1.
5.17 Vibration resistance
The warning lamps, after vibration test, shall be free from unrecoverable structural deformation, mechanical damage, fastening component looseness as well as electrical fault; the lines, circuit boards and connectors shall be free from shedding and looseness. The warning lamps shall be able to operate normally during and after test; and the luminous frequency of warning lamps after test shall be within the range specified in Article 5.8.1.
5.18 Continuous operation reliability
The warning lamps shall be free from any fault after continuous operation for 200 h; the luminous frequency shall be within the range specified in Article 5.8.1. 5.19 Mechanical strength
The non-metal external surface of warning lamps, after steel-ball impact test, shall be free from crack, fissure and impairment.
5.20 Surface hardness
The surface hardness of lampshade of primary optical warning device shall not be less than 2H.
5.21 Artificial accelerated ageing resistance
The lampshade of primary optical warning device, after artificial accelerated ageing 6.3.2 Conductors
Visual inspection shall be carried out on conductors used for warning lamps; if necessary, test shall be performed according to the requirements of GB/T 19666. 6.3.3 Wiring
Visual inspection shall be carried out on wiring of warning lamps.
6.4 Chromaticity property test
If the light color of the primary optical warning device for warning lamps is the natural color of the optical warning device, the warning lamps shall be lightened continuously at rated voltage, and the chromaticity coordinate of the light color of warning lamps shall be tested, after the light becomes stable, according to the test methods specified in Chapter 5 of GB/T 8417-2003.
If the light color of the primary optical warning device for warning lamps is produced by the lampshade filtration, the chromaticity coordinate of the color of transmitted object exposed to CIE illuminant with close color temperature to the primary optical warning device, shall be tested according to the methods specified in GB/T 3979. 6.5 Luminous intensity testing
6.5.1 Testing environment and equipment
The dark room for testing shall meet the requirements of Section 6.1 in GB 4599-2007.
The testing equipment shall meet the following requirements:
a) The testing distance for light distribution property shall be greater than 7.5 m and shall comply with the law that the illuminance is inversely proportional to squared distance.
b) The field angle between the illuminated face diameter of measuring
instruments and the reference center of samples shall be between 10'~1??. The optical receiver shall meet the requirements of Grade-1 illuminometer. The response time valve of measuring instruments shall be able to satisfy the requirements of optical pulse test.
c) The measuring instruments shall be able to integrate luminous intensity based on time variation; the integration cycle shall not be less than 1 min.
and 5 mV/div reaches the full bandwidth.
6.6.2 Testing method
The warning lamps is lightened at rated voltage; the light signal of each primary optical warning device of warning lamps is translated, by optical probe, into electrical signal and input into the oscilloscope after the light becomes stable; the flash mode, luminous frequency, on time, off time and pulse interval shall be recorded. 6.7 Operate noise testing
6.7.1 Acoustic environment testing
The background noise for acoustic environment testing shall less than 30 dB(A). 6.7.2 Testing equipment
The sound level meter shall meet the requirements of GB/T 3785 and its accuracy grade shall be equivalent to or superior to Grade I.
6.7.3 Testing method
The warning lamps are placed at a position for normal operation, powered by rated voltage, and operate at full load.
As for single warning lamps, the maximum sound pressure level shall be measured, at 2 m from the center of the optical warning device, on the reference axis of primary optical warning device; as for complete warning lamps, the maximum sound pressure level shall be measured, at 2 m from the geometrical center of lamps, on the line which passes through the geometrical center of lamps and is parallel to the reference axis. The sound level meter for measurement shall be arranged at the right ahead of warning lamps; then, it shall be arranged at the right astern of warning lamps; the larger value of the two test results shall be taken.
6.8 Power supply adaptability testing
For warning lamps with DC12 V rated voltage, DC9 V and DC16 V operating voltage shall be imposed on them to inspect whether the warning lamps can operate normally, and to test the luminous intensity and luminous frequency on the reference axis of primary optical warning device at DC9 V as well as the luminous frequency of the primary optical warning device at DC16 V.
For warning lamps with DC24 V rated voltage, DC18 V and DC32 V operating voltage shall be imposed on them to inspect whether the warning lamps can operate normally, condition, inside cold test chamber with -40 ??3 test temperature. After 4h, the warning lamps are started up at rated voltage; after 5 min, the luminous frequency of the primary optical warning device shall be tested and the warning lamps shall be placed continuously for 2h. The condition of warning lamps shall be inspected and recorded during and after test.
6.13 Salt mist test
6.13.1 Test equipment
The salt mist test chamber shall meet the requirements of GB/T 2423.17. 6.13.2 Test method
The warning lamps at non-operating condition are placed, at a normal operating position, inside salt mist test chamber, with 35 ??2 test temperature. The concentration of salt mist solution in mass percentage is 5%??0.1%; the sedimentation rate of salt mist is 1.0 mL/(h???80 cm2)~2.0 mL/(h???80 cm2); the warning lamps shall be sprayed for 15 min every 45 min within 96 h. After test, the warning lamps shall be placed at room temperature for 1h; then, the sediment on the sample surface shall be cleaned up with running water.
After test, visual inspection shall be carried out on the retroreflectors and metal components of lamps; the lamps shall be energized to inspect their operating condition.
6.14 Impact test
The warning lamps under operating condition shall be fastened and installed, at a normal operating position, on impact test platform so as to continuously impact, at 98 m/s2 peak acceleration and with half sine pulse of 16 ms pulse duration, the warning lamps vertically for 1000 times. The condition of warning lamps shall be inspected and recorded during and after test.
6.15 Vibration test
6.15.1 Test equipment
The vibration test platform shall meet the requirements of GB/T 2423.10. 6.15.2 Test method
The warning lamps are fixed, at a normal operating condition, on the vibration test platform so as to vibrate front and back, right and left, with 10 Hz~35 Hz vibration - Connecting and fastening piece fastening pieces shall be used to connect and fix warning lamps reliably;
- Where the lines of warning lamps need cross the metal holes on vehicles, the metal holes shall be added with non-metal bushings;
- The warning lamps installed on motorcycles shall be configured according to the motorcycle structure.
7.2 Safety requirements
7.2.1 The installation of warning lamps shall not affect the structural strength and electrical safety of vehicles.
7.2.2 The fuse at the positive pole of power circuits for warning lamps shall be arranged at one end of the positive pole of storage battery for vehicles and shall be less than 200mm from the connecting end of storage battery.
7.2.3 The warning lamps for small vehicles can only be installed on the car top. The distance between lamp top plane and vehicle top plane shall be less than 370 mm and the length shall less than the width of vehicles. The warning lamps for large vehicles shall be installed around the vehicle top; the distance from any edge of warning lamps to the signal and lighting fixtures of vehicles shall not be less than 80 cm and shall be installed symmetrically by color.
8 Inspection Rules
8.1 Inspection classification
The inspection on warning lamps is divided into type inspection, delivery inspection and confirmation inspection.
8.2 Type inspection
8.2.1 Inspection conditions
The type inspection on warning lamps shall be carried out under the following circumstances:
- Trial production of newly-designed products;
- Change in production or manufacturer;
requirements:
- The nameplates shall be firmly installed at a visible position on the external surface of lamps;
- The nameplates shall be indicated with such main parameters as product type/model, rated voltage range of power supply, type of primary optical warning device as well as luminous intensity grade;
- The nameplates shall be indicated with manufacturer's name, registered trademark or manufacturer's logo, product name in Chinese, executive standard number and production date.
9.1.2 External packing marking
The external packing of warning lamps shall be indicated with the following details: - Product name in Chinese, type/model, rated voltage, type of primary optical warning device as well as luminous intensity grade;
- Manufacturer's name, detailed address, product origin and trademark;
- Product number or batch number;
- Executive standard number and name.
9.2 Inspection certificates
Each warning lamp for exit-factory shall be provided with product inspection certificates which shall include the following details:
- Product name and type;
- Manufacturer's name or trademark;
- Inspection conclusion and inspection date;
- Inspector's identification.
9.3 Packing

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