GB/T 3028-1995 Technical requirements for marine electrical signal lights
Some standard content:
UDC621.327:627.71
National Standard of the People's Republic of China
GB/T3028—1995
Technical requirements for marine electric signal lights
Published on June 2, 1995
Implemented on June 1, 1996
State Administration of Technical Supervision
W.National Standard of the People's Republic of China
Technical requirements for marine electric signal lights
Technical requirements for marine electric signal lights
1 Subject content and scope of application
GB/T 3028—1995
Generation G 3028—82
This standard specifies the technical requirements, test methods, inspection rules, packaging and storage of marine electrical signal lights. This standard applies to all types of civil marine electrical signal lights (hereinafter referred to as "lights") with a power supply voltage of less than 250 V, AC and DC. 2 Reference standards GB 4123 Types, parameters and main specifications of marine electrical signal lights based on GB 4208 Classification of external protection levels CB 1146.2 Marine equipment environmental test methods Test A: Low CB 1146.3 Marine equipment environmental test methods Test B: High CB 1146.5 Marine equipment environmental test methods Test Db: Alternating heat CB 1146.9 Marine equipment environmental test methods Test F: Perturbation CB 1146.11 Marine equipment environmental test methods Test J1: Long CB 1146.11 Marine equipment environmental test methods Test J2: Long CB 1146.11 Marine equipment environmental test methods Test J3: Long CB 1146.11 Marine equipment environmental test methods Test J4: Long 12
3 Technical requirements
3.1 Ambient temperature
Test KI: Salt spray
The signal lights should be able to work normally in the ambient temperature range of -30~50℃. 3.2 Wiring terminal temperature rise
The signal light wiring terminal temperature rise should not be higher than 40℃. 3.3 Materials
3.3.1 Metal materials
The metal materials used in signal lights should be high-quality corrosion-resistant materials, or non-adhesive materials, and should be treated with electrical sensitivity or spray paint.
3. 3.2 Non-metallic materials
The non-metallic materials used in signal lights should have appropriate mechanical properties, with little change after long-term use, and should be oil-resistant, heat-resistant and durable. Avoid using materials that are flammable or can release flammable gases. The material of signal lights made of flammable materials should be non-flammable. 3.3.3 Insulating materials
Insulating materials should be flame-retardant, moisture-resistant, oil-resistant and heat-resistant, and should also have a certain mechanical strength. 3.3.4 Conductive materials
Conductive materials should be steel or steel alloys.
State Bureau of Technical Supervision approved on June 2, 1995 and implemented on June 1, 1996
W.GB/T:3028-1995
3.4 Structure
No. 3.4.1 The lamp should be able to withstand the vibration and impact generated during normal operation of the ship. 3.4.2 The lamp should be easy to disassemble and replace parts, and prevent the bulb from falling out and loosening. 3.4.3 The machine screw should be screwed into the fastening nut or the groove hole with no less than two turns of full thread, and a stop device should be provided. 3.4.4 The lamp holder and shell should have sufficient strength and rigidity to withstand the abnormal use that may be sent during the intended installation and use.
3.4.5 The lamp should provide measures for maintenance or replacement of the bulb at sea. The operation of the measures should be as simple as possible and can maintain the waterproof performance of the lamp without expanding the visible light arc of the lamp.
3.4.6 The protection level of the shell of the lamp should not be lower than 1I\55, and a drainage hole can be provided. 3.4.7 The main dimensions of the lamp should comply with the provisions of GB4123. 3.5 Bulbs and lamp holders
3.5. The lamp No. 1 should use a marine lamp bulb that meets the regulations. 3.5.2 The average life of the lamp shall not be less than 700 hours. The lamp holder of 3.5.3 lamps shall ensure that the filament can be kept in the predetermined position when the lamp is replaced. 3.6 Wiring
3.6.1 All internal wiring shall use multi-strand glued copper wires, and the wires shall not be damaged. The routing or tightening of internal wiring shall prevent it from interfering with the optical performance of the lamp.
3.6.2 Internal wiring shall be connected with the help of wire connectors and terminals, and shall not be connected in a way that the fixing screws are directly pressed on the loose strands.
3.6.3 The wiring terminals inside the lamp shall be securely tightened. 3.6.4 The nominal diameter of the terminal screws shall not be less than M3. The terminal board tapped for the wire connection screws shall be made of metal plate with a thickness of not less than 1.3mm, and the engagement with the screws shall be not less than two full threads: 3.7 Performance requirements
3.7.1. Under normal test atmospheric conditions, the signal lights shall be able to work normally under the following changes in power supply voltage and frequency. a.
When powered by AC power supply, the voltage change is 10% to -10% of the rated voltage, and the frequency change is 5% of the rated frequency. When powered by DC power supply, the voltage change is +6% to -10% of the rated voltage. b.
3.7.2 Insulation resistance
Under normal test atmospheric conditions, the insulation resistance between live parts and between live parts and the casing of the signal lights shall not be less than the value specified in Table 1.
Rated voltage
3.7.3 Withstand voltage
Megohmmeter voltage
Insulation resistance
Under normal test atmospheric conditions, the signal lights shall withstand a 50Hz AC voltage test of a nearly sinusoidal waveform for 1 minute without breakdown or flashover between live parts and between live parts and the casing. The test voltage shall be as specified in Table 2. 2
W. Constant voltage
3.7.4 Electrical clearance and creepage distance
GB/T3028—1995
Test voltage
Good There should be sufficient electrical clearance and creepage distance between live parts in the lamp, and between live parts and metal casing or adjacent metal parts. The value should not be less than that specified in Table 3. Table 3
Rated voltage
>25~250
3.7.5 Moisture resistance
Electrical distance between two
Live parts of the same polarity and live parts of different polarity and adjacent metal
The signal light should have moisture resistance. After two phases of 552℃ alternating damp heat test, it should meet the following requirements. 3.7.5.1 Insulation resistance: When the rated voltage is less than or equal to 60V, it should not be less than 1MQ; when the rated voltage is greater than 60V, it should not be less than loMa.
3.7.5.2 Voltage resistance performance: The voltage resistance performance should withstand 75% of the test voltage specified in Table 2 for 1min without breakdown or flashover.
3.7.5.3 Quality of electroplated parts: the number of parts with the sum of the plating corrosion area accounting for 5%~25% of the main layer area shall not exceed one third of the total number of parts, but it is allowed that:
. The plating corrosion area of individual parts is greater than 25%; b. Individual rust spots appear on individual parts.
3.7.5.4 Quality of paint layer surface: slight loss of gloss, slight fading, a small number of pinholes and other defects are allowed. There should be no bubbles with a diameter greater than 1.0mm on the main surface, and there should be no more than 2 bubbles with a diameter of 0.5~1.0mm in any square decimeter area. The paint film adhesion of painted parts requires that the primer does not fall off in nine one-square-millimeter squares, and the topcoat should not fall off more than four squares. 3.7.5.5 The surface of thermosetting plastic parts is allowed to have some white powdery precipitates and slight filler color. The distribution area of bubbles with a diameter of 0.3~0.5mm shall not exceed 5%. Individual bubbles with a diameter of 0.5~1.0mm are allowed. 3.7.5.6 Insulating materials and rubber parts shall not have defects such as deformation, stickiness, cracking, etc. 3.7.6 Corrosion resistance
Metal parts of signal lights shall have tumor resistance performance. The external parts shall be subjected to 96 hours of salt test and the internal parts shall be subjected to 48 hours of salt test. The test results shall comply with the provisions of Table 4.
W. Metal fittings
, aluminum alloy
G/T3028-1995
Requirements (main surface)
No white head and gray curtain color shoulder
Example-body-number
Model-compensation
No emission
Colorless or monochromatic delocalization
No green phosphorus irritation
3.7.7 Bacteria resistance
The organic materials of signal lights shall have mildew resistance. After 28 days of long-term testing, the required temperature shall not be less than the 2-year requirement specified in CB1146.11.
3.7.B Temperature shock performance of glass parts
The glass parts of signal lights shall have temperature shock resistance. After the mild shock test, the rate shall not be exceeded. 3.7.9 Perturbation resistance
Signal lights shall have perturbation resistance. After the three perpendicular slow motion tests of belt, rotation and rotation, the parts shall not be loose, broken or deformed, and the electrical performance shall not be abnormal. Its perturbation parameters are as follows: Table 5 Specifications, Table 5
Fine rate variation range
3.7.10 Optical performance
Additional intensity, m/\
3.7.10. No. 1 lamp should have sufficient luminous intensity within its visible light range. Table 6 specifies the minimum luminous intensity required to achieve the required visibility distance. The required visibility distance D is calculated according to formula (1): I/I W/m2/m2 = 1/2 m2/m2 where: 1/2 m2 = luminous intensity, cd, 1/2 m2 = 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / 1/2 m2 / The minimum luminous intensity required for the section should be maintained at least 60% of the minimum luminous intensity required above the horizontal line, from 5* to 7.5*, and below the horizontal line, from B\ to 7.5.
3 7.10.3 The horizontal beam of the auxiliary lamp (red and blue) should be displayed within 112.5\, 2.5' behind the horizontal line from the vertical to the horizontal. From the front to the side, within the angle of 17.5° behind, the required luminous intensity of at least 3.7.10° should be maintained. Behind, from the angle of 17.5°~22.5°, the luminous intensity can be reduced to 50% of the above-mentioned maximum luminous intensity. From 22.5°~27.5', the luminous intensity should be weakened to the point where the light is actually cut off. On the other side of the front, within the angle of 1' to the front, the luminous intensity should also be reduced to the point where the light is actually cut off. See Figure 1. The number of points can be reduced by comparing the number of points of the light. The short example of the blue phase is shown in Figure 1. The beam distribution of the right lamp (light tank) is shown in Figure 1. Note: The left embedded light tank is different from this figure. 3. 7. 10. 4 The horizontal light spot of the sugar lamp should be displayed within 225* from the front to the rear of each side. From the front to each side. 5
W.GB/T3028—1995
The minimum luminous intensity required by 3.7.10.1 should be maintained within the angle of 17.5° behind the horizontal; at each side, from 17.5° to 22.5°, the luminous intensity can be reduced to 50% of the maximum luminous intensity required above, and from 22.5° to 27.5°, the luminous intensity should be reduced to the point where the light is actually cut off. See Figure 2. The area where the luminous intensity can be reduced to the required % of the measured luminous intensity. The area where the luminous intensity is reduced to the point where the light is actually cut off Figure 2 Distribution of the beam of the gun light
3.7.10.5 The horizontal arc of the spotlight and the towing light should be displayed within a total of 135° from the rear to each side. 67.5° From the rear to each side of the angle of 62.5 °, the minimum luminous intensity required by 3.7.10.1 should be maintained. On each side, from 62.5 ° to 7.5 °, the luminous intensity can be reduced to 50% of the above minimum luminous intensity. From 67.5 to 72.5 °, the luminous intensity should be reduced to a practically cut-off range: see Figure 3.
Luminous intensity should be reduced
Practically cut-off range
Figure 3 Deer light and towing light beam distribution
Luminous intensity can be reduced to the required
Non-luminous intensity range
3.7.10.6 Filters, lenses or bulbs should have a persistent chromaticity characteristic. The color of the light after passing through the lens should have a chromaticity coordinate within the limits of the zone specified by the International Commission on Illumination (CIF) for each color. The coordinates of the area boundaries of various chromaticity are shown in Table 7, and the diagram of the area boundaries is shown in Figure 4.
Figure 4 Diagram of the area boundaries of the chromaticity coordinates of the No. 1 lamp
4 Test method
4.1 Ambient temperature test
Coordinate value
The ambient temperature test is divided into low temperature test and high temperature test. The low temperature test is carried out according to the method specified in CB1146.2. The high temperature test is carried out according to the method specified in GB/T 3028--1995
CB 1146.3. After the test, the electrical performance of the lamp shall comply with the provisions of Article 3.1. 4.2 Temperature rise test at the line end
Set the signal lamp to the rated voltage point. After the test is set (the temperature change does not exceed 1°C per minute), use a semiconductor resistor to filter out the highest temperature of the outer surface of the line end. Subtract the ambient temperature. The value should meet the requirements of Article 3.2. 4.3 Power supply change test
4.31 The signal lamp powered by AC power supply shall be operated for 15 minutes in each of the three conditions listed in Table 8, and the luminous intensity shall be checked. Table 8
Power supply change
Power supply change
4.3.2 The signal lamp powered by DC power supply shall be operated for 15 minutes in each of the conditions where the rated voltage changes by +6% and -10%, and the luminous intensity shall be checked.
4.3.3 The signal lamp powered by battery power supply shall be operated for 15 minutes in each of the conditions where the rated voltage changes by +20% and -20%, and the luminous intensity shall be checked. The test results shall comply with the requirements of 3 and 7.1. 4.4 Continuous resistance measurement
No. tt|| lamps are tested under normal test atmospheric conditions. The voltage between the live parts of the lamps and between the live parts and the shell is measured with the voltage meter specified in Table 1. The results shall comply with the requirements of 3.7.2. 4.5 Withstand voltage test
No. tt|| lamps are tested under normal test atmospheric conditions. The test voltage is measured according to the test voltage specified in Table 2. The test reserve capacity is not less than 0.5 kVA. The lead-out terminals of the test box (stand) are placed between the live parts of the lamps and between the live parts and the shell. The voltage starts at less than half of the test voltage and gradually rises to the specified value within about 5 seconds. It is maintained for 1 min and then reduced to zero. The voltage is cut off. After the test, the lamps shall have no breakdown or flashover.
4.6 Diffusion test
Test method: CB 11%, 5 After the test is completed, the signal lamp shall be removed from the test position (vertical) and restored in normal atmosphere (it is allowed to turn the lamp by hand to remove the water), and the following performance tests shall be completed within 30 minutes; first, measure the insulation resistance according to the method of 4.4: adjust the withstand voltage according to the method of 4.5, and then conduct a comprehensive appearance inspection. The results shall comply with the provisions of 3.7.5. 4.7 Salt test
The test method shall be carried out in accordance with the provisions of CB1144.12. After the external parts of the signal lamp are subjected to 96h and the internal parts are subjected to 4Bh continuous spray test, the parts shall be taken out, and the sample surface shall be gently rinsed with running water at room temperature, and then rinsed in steam water, and the surface of the sample shall be inspected for signs and quality changes. The results shall comply with the provisions of 3.7.6. 4.8 Mildew test
The test method shall be carried out in accordance with the provisions of CB1144.12. 1146.11 Table 1, after the test, its zero growth degree and equal delay shall meet the provisions of CB 1146.11 Table 3, long curtain equal delay is 2. If the manufacturer has the sample of the intermediate process and the test of the material is qualified (within the validity period), the perturbation test can be exempted. 4.9 Perturbation test of glass parts
The signal light is lit in normal working state. When the temperature rise is stable, water (lower water content is 5) 10 degrees lower than the ambient temperature is injected into the glass parts. The results shall meet the provisions of 3.7 and 8. 4.10 Perturbation test (glass parts are not within the scope of assessment) 8
W. GB/T 302B-1995
The test method is in accordance with CB 1148,9. Before the test, the appearance and electrical performance of the lamps shall be fully inspected. Then the lamps shall be fixed on the alarm test bench in the actual temporary installation state, powered on, and operated according to the maximum operating parameters specified in 3.7.9. After the test, it shall comply with the provisions of 3.7.9.
4.11 Protection performance test
The test method shall be carried out in accordance with the relevant provisions of GB 4208, and the results shall comply with the new provisions of 3.4.6. 4.12 Luminous intensity relative light arc test 4.12.1 Test site and equipment The test site and equipment shall be of sufficient length to meet the requirements of the distance between the test lamps during the measurement period. The ceiling and floor shall not reflect light. The luminous intensity value of the lamp shall not be greater than 0.5%. The luminous intensity shall not be less than 5%. The accuracy of the indicating instrument shall not be less than 5%. e. Standard light source.
4.12.2 Test method
The test lamp can rotate 350° and can rotate from horizontal to 7.5° upward and downward accurately, and is equipped with an angle meter, a goniometer, and a voltmeter. Other instruments that can be used to display the measurement results are required. These instruments are installed on the platform within their range. The rated voltage is turned on the lamp. After heating, the lamp is placed on the water tank and the luminous intensity in two directions is continuously measured from different angles. The relationship curve between the luminous intensity and the azimuth angle is drawn. According to the required visibility height and horizontal arc measurement results of the lamp, the minimum luminous intensity shall meet the requirements of 9 and 7.10.1, and the light control shall meet the requirements of 3.7.10.3.3.7.10 and 4.3.7.10.5 respectively. b. Rotate the signal lamp from the horizontal position up and down by 5* and 7.5\ and repeat the above test at the corresponding position. The result shall comply with the provisions of 3.7.10.2. 4.12.3 During the test, the conversion between illuminance and luminous intensity of the signal lamp is as follows: 1-
Where:
Luminous intensity, ed
E· -- illuminance, Ix
I. -- Distance. m.
4.13 Light color test
The boundaries of the light color rendering area are tested by a spectrophotometer or colorimeter. The chromaticity intensity of various colors shall comply with the specifications in Table 5. Inspection rules
5.1 Inspection classification
The inspection of signal lamps is divided into factory inspection and type inspection. 5 2 The signal lamps shall be inspected and tested for quality. "The inspection items and sampling quantity are generally as specified in Table 9. In addition to the specified inspection items, other items can be added according to actual needs. If any of the items included in the inspection are found to be unqualified, the single inspection items shall be doubled for re-sampling. If there are still unqualified items after re-inspection, the inspection shall be stopped and the manufacturer shall eliminate the defects and re-inspect the products. W. Serial No.
Inspection Items
Structure, lamp pool and wiring
Materials, dimensions and electrical paint
Environmental spill test
Terminal temperature rise
Power supply change test Test
Insulation resistance measurement
Withstand voltage test
Sensible heat test
Salt test
Changdu test
Glass resistance to sudden temperature change
Dynamic test
Protection test
Luminous intensity and arc degree test
Light color test
Type inspection
GB/T3028-1995
Technical requirements
3.4.1~3.4.5.3.5.3.6
3. 3,3. 4.7+3. 7. 4
3. 7. 19. 1 ~3. 7. 10. 5
3. 7- 10. 6
When the number lamp has any of the following conditions, it should be subject to type inspection. 5. 3. 1
When testing the new product for trial production:
Sampling quantity
Type inspection
When the structure, material and process of the formally produced products have major changes that may affect the product performance; when the lamps produced in normal batches are subject to factory inspection every 4 years and the results are significantly different from the results of the previous type inspection. d.
Factory inspection
1%-but not less than 3 pieces
1%, but not less than 3 pieces
5.3.2 The items and sampling quantity of type inspection shall be as shown in Table 9 Regulations. If any unqualified products are found during the type inspection, they shall be re-inspected at double the rate. If unqualified products are found again, the products shall be deemed unqualified. 6 Marking
Each No. 1 lamp shall be provided with a durable and clear nameplate, and its position shall make the nameplate visible after the scheduled installation. The nameplate shall have the following contents: lamp name, model, voltage, power, visibility distance, factory date, product number, inspection mark, manufacturer's name. The headlights installed in the fore and aft directions shall be provided with an arrow mark indicating the fore and aft direction. The edges of the lens and the color filter shall be marked with the factory "number". 7 Packaging and storage
7.1 No. 1 lamps shall be packaged in a closed manner, and be accompanied by a certificate of conformity and a packing list. The packing box shall not exceed 50kg. In addition to the general transportation matters, the box should also be marked with "Do not invert", "Handle with care", and "Moisture-proof". 7.2 The lamp should be stored in a dry and well-ventilated warehouse, and the storage should be checked regularly (no more than 6 months). 10
W.GB/T 3028—1995
7.3 Under normal transportation, storage, use and maintenance, the lamp should be guaranteed to work normally within two years from the date of delivery from the manufacturer. And eliminate the fault free of charge, and replace the parts damaged by poor materials. Additional remarks:
This standard was proposed by China State Shipbuilding Corporation. This standard was drafted by Dalian Lighting Factory. The main drafters of this standard are Ji Dianxiu, Yu Hongtao, Kong Fanliang, W.By manufacturing the wide elimination of missing shade marriage re-end inspection acid. W. No.
Inspection items
Structure, lamp pool and wiring
Material, size and electrical insulation
Environmental spill test
Temperature rise of wiring terminals
Power supply change test
Insulation resistance measurement
Withstand voltage test
Sensible heat test
Salt test
Long-term test
Glass resistance to sudden temperature change
Electric shock test
Protection test
Luminous intensity and arc resistance test
Light color test
Type inspection
GB/T3028-1995
Technical requirements
3.4.1~3.4.5.3.5.3.6
3.3,3.4.7+3. 7. 4
3. 7. 19. 1 ~3. 7. 10. 5
3. 7- 10. 6
When any of the following conditions are met for a No. 1 lamp, a type inspection shall be carried out. 5. 3. 1
When testing and appraising new products:
Sampling quantity
Type inspection
When the structure, material and process of a formally produced product have been greatly changed, which may affect the product performance; when the results of the factory inspection of lamps produced in normal batches are greatly different from the results of the previous type inspection every 4 years. d.
Factory inspection
1%-but not less than 3 pieces
1%, but not less than 3 pieces
5.3.2 The items and sampling quantity of type inspection shall be as specified in Table 9. If any unqualified products are found during the type inspection, they shall be re-inspected twice. If unqualified products are found again, the products shall be judged as unqualified. 6 Marking
Each No. 1 lamp shall be equipped with a durable and clear nameplate, and its position shall make the nameplate visible after the scheduled installation. The nameplate shall have the following content: lamp name, model, voltage, power, visibility distance, factory date, product number, inspection mark, manufacturer's name. The headlights installed in the fore and aft directions shall be equipped with arrow marks in the fore and aft direction. The edges of the lens and the color filter shall be marked with the factory "mark". 7 Packaging and storage
7.1 No. 1 lamps shall be packed in a closed manner, and accompanied by a certificate of conformity and a packing list. The packing box shall not exceed 50kg. In addition to the general transportation matters, the box should also be marked with "Do not invert", "Handle with care", and "Moisture-proof". 7.2 The lamp should be stored in a dry and well-ventilated warehouse, and the storage should be checked regularly (no more than 6 months). 10
W.GB/T 3028—1995
7.3 Under normal transportation, storage, use and maintenance, the lamp should be guaranteed to work normally within two years from the date of delivery from the manufacturer. And eliminate the fault free of charge, and replace the parts damaged by poor materials. Additional remarks:
This standard was proposed by China State Shipbuilding Corporation. This standard was drafted by Dalian Lighting Factory. The main drafters of this standard are Ji Dianxiu, Yu Hongtao, Kong Fanliang, W.By manufacturing the wide elimination of missing shade marriage re-end inspection acid. W. No.
Inspection items
Structure, lamp pool and wiring
Material, size and electrical insulation
Environmental spill test
Temperature rise of wiring terminals
Power supply change test
Insulation resistance measurement
Withstand voltage test
Sensible heat test
Salt test
Long-term test
Glass resistance to sudden temperature change
Electric shock test
Protection test
Luminous intensity and arc resistance test
Light color test
Type inspection
GB/T3028-1995
Technical requirementsbzxZ.net
3.4.1~3.4.5.3.5.3.6
3.3,3.4.7+3. 7. 4
3. 7. 19. 1 ~3. 7. 10. 5
3. 7- 10. 6
When any of the following conditions are met for a No. 1 lamp, a type inspection shall be carried out. 5. 3. 1
When testing and appraising new products:
Sampling quantity
Type inspection
When the structure, material and process of a formally produced product have been greatly changed, which may affect the product performance; when the results of the factory inspection of lamps produced in normal batches are greatly different from the results of the previous type inspection every 4 years. d.
Factory inspection
1%-but not less than 3 pieces
1%, but not less than 3 pieces
5.3.2 The items and sampling quantity of type inspection shall be as specified in Table 9. If any unqualified products are found during the type inspection, they shall be re-inspected twice. If unqualified products are found again, the products shall be judged as unqualified. 6 Marking
Each No. 1 lamp shall be equipped with a durable and clear nameplate, and its position shall make the nameplate visible after the scheduled installation. The nameplate shall have the following content: lamp name, model, voltage, power, visibility distance, factory date, product number, inspection mark, manufacturer's name. The headlights installed in the fore and aft directions shall be equipped with arrow marks in the fore and aft direction. The edges of the lens and the color filter shall be marked with the factory "mark". 7 Packaging and storage
7.1 No. 1 lamps shall be packed in a closed manner, and accompanied by a certificate of conformity and a packing list. The packing box shall not exceed 50kg. In addition to the general transportation matters, the box should also be marked with "Do not invert", "Handle with care", and "Moisture-proof". 7.2 The lamp should be stored in a dry and well-ventilated warehouse, and the storage should be checked regularly (no more than 6 months). 10
W.GB/T 3028—1995
7.3 Under normal transportation, storage, use and maintenance, the lamp should be guaranteed to work normally within two years from the date of delivery from the manufacturer. And eliminate the fault free of charge, and replace the parts damaged by poor materials. Additional remarks:
This standard was proposed by China State Shipbuilding Corporation. This standard was drafted by Dalian Lighting Factory. The main drafters of this standard are Ji Dianxiu, Yu Hongtao, Kong Fanliang, W.
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