General rule of environmental tests of electric and electronic products for mobile platforms and offshore installations
Some standard content:
National Standard of the People's Republic of China
General rule of environmental tests of electric and electronic products far mobile platforms and offshore installations
GB/T13951-92
Mobile platforms and offshore installations (hereinafter referred to as "platforms") include various mobile platforms and fixed platforms for offshore exploration or development of submarine oil resources.
1 Subject content and scope of application
This standard specifies the environmental test items, test methods and severity levels required for electric and electronic products installed in different parts of the platform.
This standard is applicable to the selection of environmental test items, test methods and severity levels of electric and electronic products for platform use when formulating technical specifications. The relevant test details and assessment indicators are specified in the product technical conditions. The general requirements for environmental tests of electric and electronic products for single-point mooring devices and offshore floating devices can refer to the selected standard. 2 Reference standards
GB2421 Basic environmental test regulations for electric and electronic products: General GH2423.1 Basic environmental test regulations for electric and electronic products Test A: Low temperature test method GB2423.2 Basic environmental test regulations for electric and electronic products Test B: High temperature test method GB2423.3 Basic environmental test regulations for electric and electronic products Test Ca: Steady state damp heat test method GH2423.1 Basic environmental test regulations for electric and electronic products Test h: Alternating damp heat test method
CB2423.5 Basic environmental test regulations for electric and electronic products GB2423.6 Basic environmental test regulations for electric and electronic products Test Ea: Impact test method
Test Eb Collision test method
GB2423.16 Basic environmental test regulations for electric and electronic products Test J: Long term test method GB 2423. 17
Basic environmental test procedures for electric and electronic products Test Ka: Salt spray test method
Basic environmental test procedures for electric and electronic products GH 2423,18
Test Kb: Alternating salt spray test method
GI 2423.22
Basic environmental test procedures for electric and electronic products Test N Temperature change test method
GB 2423.24F
Test Sa: Test method for simulating solar radiation on the ground Basic environmental test procedures for electric and electronic products GB2423.31
Basic environmental test procedures for electric and electronic products GB2423.33 Basic environmental test procedures for electric and electronic products GB3836
GB 4208
Explosion-proof electrical apparatus for explosive atmospheres
Classification of enclosure protection levels
GR 4942. 1
GB 4942.2
GB 7019
Motor housing protection classification
Low voltage electrical enclosure protection grade
Vibration (sinusoidal) test method for marine electrical equipment Approved by the State Administration of Technical Supervision on December 19, 1992 Tilt and swing test method
Test Kca: High concentration sulfur dioxide test method 1993 07 01 implementation
com3 General requirements for environmental testing
GB/T 13951-- 92
3.1 When two or more environmental test items are required to be carried out in sequence for the same test sample, the product technical requirements shall generally be arranged in accordance with the requirements of Chapter 5 of GB2421.
3.2 Environmental tests of electrical and electronic products used on platforms shall be sent to test institutions approved by the State Ship Inspection Bureau for inspection and adjustment in accordance with the standards of the Taiwan Customs.
3.3 Explosion-proof performance inspection shall be carried out on samples that have passed the tests of other environmental test items. If the environmental tests specified in GB383G are also specified in this standard, they shall be carried out in accordance with the stricter regulations. 3.4 This standard does not make The regulations shall comply with the relevant specifications issued by the Ship Inspection High Commission of the People's Republic of China 4 Environmental testing of electrical and electronic products for platforms
Environmental testing items include:
Low temperature test, high temperature test, temperature change test, wet heat test, zero bacteria test, salt spray test, solar radiation test, explosion-proof test, external protection test, chemical gas corrosion test, tilt test, swing test, vibration test, impulse test, etc. 4.1 Low temperature test
4.1.1 Test method: According to the provisions of the low temperature test method for the temperature gradient of the non-heat dissipation test sample Ab in GB2423.1. 4.1.2 For the selection of the use place and the severity level, see Table 1. Table 1
General cabins
Upper cabins such as the wheelhouse
Working on the exposed deck, deck cabin without insulation measures or the deck cabin without insulation measures Working on the platform in cold sea areas Exposed deck and deck cabin without insulation measures or refrigerated cabin Note: 1) Determine whether this test is required according to the needs of the product. Severity level
1 5℃.2 h
l0c,16h
25℃,16h
40c**.16 h
2) For places that may be subjected to a low temperature environment of 55℃, special requirements should be made: a low temperature test assessment of 55C.16h. 4.2 High temperature test
4.2.1 Test method: According to test Bb in GB2423.2, the temperature gradient high temperature test of non-heat dissipation test samples and test Bd: the temperature gradient high temperature test of heat dissipation test samples.
4.2.2 For the selection of the use place and the severity level, see Table 2. Table 2
1. General cabins and instantaneous extremes
2. Generator cabins, boiler cabins, etc. Cabins equipped with large heating equipment 9. Cabins where mud pump equipment is located
1. Cabins with direct sunlight exposure and equipment exposed to the sun
2. Unventilated cabins and closed cabins with direct sunlight exposure on the surface of equipment with large heat generation or its adjacent parts, such as generators, boilers, mud system equipment and pipelines...etc. 4.3 Temperature change test
4.3.1 The test method shall be carried out in accordance with the provisions of GB2423.22, severe level
5C.16h. Power on
7℃C,2b, Power on
70c.6 h, Power on
GB/T 13951--92
4.3.2 Selection of use locations and severity levels See Table 3 Table 3
Equipment in the engine room before and during heating or heating Severity level
Test Nb: Temperature change test method with specified temperature change rate
High temperature +40%+3h
Temperature change rate 3±0.6℃/min
Test: Temperature change test with specified switching time 1. Movable and wipe-type equipment entering and exiting at the entrance and exit of the sky deck and the entrance and exit of the refrigerated space
2. Parts subjected to waves and water spray, and the surface subjected to solar radiation 4.4 Humidity test
4.4.1 Alternating humidity test
+40℃,3h
4. 4.1.1 Test method: Carry out in accordance with the provisions of GB 2423.4. The relative humidity during the cooling stage is greater than 95%. 4.4.1.2 For the selection of the use place and the severity level, see Table 4. Table 4
4.4.2 Steady damp heat test
Various parts on the platform
4.4.2.1 Test method, in accordance with the provisions of GB2423.3. 4.4.2.2 Use place and severity level:
Use place, control cabin and living cabin with air conditioning Severity level: 40℃, 2d
4.5 Mold test
4.5.1 Test method: in accordance with the provisions of GB2423.16. 4.5.2 For the selection of the use place and severity level, see Table 5. Place of use
Parts of the platform
4.6 Salt spray test
4.6.1Ka salt spray test
Severity level
4.6.1.1 Test method: Conduct in accordance with the provisions of GB2423.17. Severity level
55℃,6d
55℃,2d
Test with components
GB/T 13951—92
4. 6. 1. 2
For the selection of place of use and severity level, see Table 6. Table 6
Electrical and electronic products at various parts of the platform
Metal protection layer of components
4.6.2Kb salt cold test
Silver-plated copper and platinum alloys
Steel plating, decorative chrome-plated steel, copper and copper alloys, nickel-plated copper and copper alloys
Chain saws. Aluminum and aluminum alloy anodized steel
Copper and steel alloys nickel-chromium plating
4.6.2.1 Test force method: Follow the provisions of GB2423.18. 4.6.2.2 For the use place and severity level, see Table 7 Table 7
Complete machine on the platform tunnel deck
4.7 Solar radiation
4.7.1 Test method: Follow the provisions of 6B2423.24. 4.7.2 For the selection of the use place and severity level, see Table 8. Table 8
For products directly exposed to solar radiation on open-air decks, the thermal effect of the products shall be assessed. For products that have been subjected to the 70°C test in Article 4.2 of the commercial temperature test or the basic temperature rise of the product plus the additional temperature rise caused by day service shall not exceed the rated temperature rise of the product, this test may be exempted. For products directly exposed to solar radiation on open-air decks and affected by periodic thermal stress, the main assessment is the degradation effect.
For products exposed to solar radiation on open-air decks (including plastic parts, paint, rubber parts) the photochemical performance assessment
4.8 Explosion-proof test
4.8.1 Test method: in accordance with the relevant provisions of GR3836. Severity level
Severity level
Severity level
Method A40℃, 3d
Method B: 40,3d
Method C.55C.56d
4.8.2 See Table 9 for the types and levels of use places and explosion-proof electrical equipment. The temperature group should generally not be lower than T3. Use place hazardous area category
Class 0 hazardous area
Class 1 hazardous area
Class 2 hazardous area
GB/T 13951—92
Types and levels of explosion-proof electrical equipment
Intrinsically safe type Ex ia
Intrinsically safe type
Ex in ib
Type Exe
Special type Exswww.bzxz.net
Types and levels allowed for use in Class 1 hazardous areas Non-splash type Exn
Note: 1) Special type is explosion-proof electrical equipment designed for Class 1 hazardous areas and Class 2 hazardous areas. 4.9 Enclosure protection test
4.9.1 Test method: Conduct in accordance with GB 1208, GB 4942.1, GB 4942.2. 4.9.2 For the selection of use places and protection levels, see Table 10. Table 10
1..Working in places with rodents and other harmful animals 2. Parts where motors with voltage of 1000 V and above are located
Parts where electrical appliances and other electrical products with voltage of 1000 V and above are located Working in dusty and smoky places
Withstand dripping water within an angle of 15° from the vertical Withstand dripping water within an angle of 60° from the vertical Withstand rain on the deck
Withstand flushing by water columns
Withstand scouring by waves
Periodically immersed in sea water1
Note: 1) Special consideration should be given to places of use that are immersed in sea water for a long time. 4.10 Chemical gas corrosion test
Protection level IP
Solid foreign matter protection
4.10.1 Test method: According to the provisions of GB2423.33, the sulfur dioxide gas concentration level is level 3, 4.10.2 The use of the site and the severity level are shown in Table 11. IP4X
GB/T1395192
Installed in the ventilated crude oil and natural gas production equipment hood installed on the deck slurry system dispersion equipment installed in the poorly sheltered crude oil and natural gas production equipment bone installed in the cabin slurry system dispersion part of the heat level
2 cycles
10 cycles
4. 10.3 For products that have been subjected to chemical gas corrosion test assessment, it is not necessary to conduct wet heat test (including alternating and constant) assessment. 4.11 Tilt test
4.11.1 Test method: Carry out in accordance with the provisions of GB2423.31. For the selection of use place and severity level, see Table 12.4.11.2
Use place
Mobile platform general equipment
Emergency electrical equipment
Test item
Tilt angle
Note: 1) Only applicable to emergency generators and emergency power storage units of semi-submersible and bottom-mounted platforms. 4.12 Swing test
4.12.1. Test method: Carry out in accordance with the provisions of GB 2423.31. 4.12.2 For the selection of use place and severity level, see Table 13. Table 13
Place of use
Emergency electrical equipment, switchgear appliances
and electronic equipment and components
4.13 Vibration test
Sway angle
4.13.1 Test method: Carry out in accordance with the provisions of GB7049. 4.13.2 See Table 14 for the selection of place of use and severity level. Week
Test duration
Forward and backward, not less than 13 min each
Left and right, not less than 15 in each
Forward and backward, not less than 15 mim each
Left and right, not less than 1G min each
Test duration
Forward and backward, left and right, not less than 30 min each
Place of use
General equipment on the platform
On reciprocating machine
GB/T 1395192
13.2～100
25~100
Movement amplitude
For samples installed on reciprocating machines, when the mass is greater than 10k, the acceleration amplitude is determined by the following: α—400/m
Where α acceleration amplitude, m/s\
Sample mass, kg.
If the calculated acceleration amplitude is less than? m/s°, test at 7m/?. 4.14 Impact test
Acceleration amplitude
4.14.1 Non-repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.5. The waveform is a half-sine wave, and the severity level is selected according to Table 15.
Located in a position that can effectively protect against impact
Located in a position to which impact energy is transmitted (such as underground explosion sensors, pile driving, etc.)Located in a position with high impact (such as mechanical impact, etc.) Note: 1) 22 ms is also applicable.
Peak acceleration
Pulse duration
4-14.2 Repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.6, and the waveform is a half-sine wave. When the installation method of the equipment is known and the maximum force of the collision is generally in the vertical direction, the test sample should only be hit in this direction and in this way for the specified number of times. If the equipment has several installation states, the most unfavorable installation state should be selected. If it cannot be installed directly, a mounting device with sufficient rigidity can be used: the severity level is selected according to Table 16. Place of use
Cabins and decks on the platform
Well deck
Additional instructions:
Peak acceleration
GE/T13951--92
Pulse duration
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Environmental Technical Standardization Committee for Electrical and Electronic Products. etc.
Number of collisions in each axis
1000-10
1000=10
Number of collisions per minute
80~120
This standard was jointly drafted by Guangzhou Electric Science Research Institute of the Ministry of Machinery and Electronics Industry, Ship Regulation Science Research Institute of the People's Republic of China Ship Inspection Bureau, Standardization Research Office of China Ship Research Institute, Nanyang Anti-drying Research Institute of the Ministry of Machinery and Electronics Industry and other units. The main drafters of this standard are Chen Weibang, Liu Zhonglai, Kong Linghuang, Chang Zhenjiang, Huang Yuzhou and Gu Zhixiong. From the implementation month of this standard, the original standard JB4386.2-88 of the Ministry of Machinery and Electronics Industry "Environmental testing of electrical and electronic products for mobile platforms and offshore facilities - general requirements" will be invalidated.The basic temperature rise of the product or product tested at 70℃ in the commercial temperature test plus the additional temperature rise caused by daily service shall not exceed the rated temperature rise of the product. This test can be exempted from the product where the phosphorus deck is directly exposed to solar radiation and the product is affected by periodic thermal stress. The main purpose is to evaluate the degradation effect.
The product parts (including plastic parts, paint, rubber parts) exposed to solar radiation on the Tianjia bottle are evaluated for photochemical properties.
4.8 Explosion-proof test
4.8.1 Test method: According to GR3836 According to relevant regulations. Severity level
Severity level
Severity level
Method A 40℃, 3d
Method B: 40, 3d
Method C.55C.56d
4.8.2 See Table 9 for the types and levels of use places and explosion-proof electrical equipment. The temperature group should generally not be lower than T3. Use place hazardous area category
Class 0 hazardous area
Class 1 hazardous area
Class 2 hazardous area
GB/T 13951—92
Types and levels of explosion-proof electrical equipment
Intrinsically safe type Ex ia
Intrinsically safe type
Ex in ib
Type Exe
Special type Exs
Types and levels allowed for use in Class 1 hazardous areas Non-splash type Exn
Note: 1) Special type is explosion-proof electrical equipment designed for Class 1 hazardous areas and Class 2 hazardous areas. 4.9 Enclosure protection test
4.9.1 Test method: Conduct in accordance with GB 1208, GB 4942.1, GB 4942.2. 4.9.2 For the selection of use places and protection levels, see Table 10. Table 10
1..Working in places with rodents and other harmful animals 2. Parts where motors with voltage of 1000 V and above are located
Parts where electrical appliances and other electrical products with voltage of 1000 V and above are located Working in dusty and smoky places
Withstand dripping water within an angle of 15° from the vertical Withstand dripping water within an angle of 60° from the vertical Withstand rain on the deck
Withstand flushing by water columns
Withstand scouring by waves
Periodically immersed in sea water1
Note: 1) Special consideration should be given to places of use that are immersed in sea water for a long time. 4.10 Chemical gas corrosion test
Protection level IP
Solid foreign matter protection
4.10.1 Test method: According to the provisions of GB2423.33, the sulfur dioxide gas concentration level is level 3, 4.10.2 The use of the site and the severity level are shown in Table 11. IP4X
GB/T1395192
Installed in the ventilated crude oil and natural gas production equipment hood installed on the deck slurry system dispersion equipment installed in the poorly sheltered crude oil and natural gas production equipment bone installed in the cabin slurry system dispersion part of the heat level
2 cycles
10 cycles
4. 10.3 For products that have been subjected to chemical gas corrosion test assessment, it is not necessary to conduct wet heat test (including alternating and constant) assessment. 4.11 Tilt test
4.11.1 Test method: Carry out in accordance with the provisions of GB2423.31. For the selection of use place and severity level, see Table 12.4.11.2
Use place
Mobile platform general equipment
Emergency electrical equipment
Test item
Tilt angle
Note: 1) Only applicable to emergency generators and emergency power storage units of semi-submersible and bottom-mounted platforms. 4.12 Swing test
4.12.1. Test method: Carry out in accordance with the provisions of GB 2423.31. 4.12.2 For the selection of use place and severity level, see Table 13. Table 13
Place of use
Emergency electrical equipment, switchgear appliances
and electronic equipment and components
4.13 Vibration test
Sway angle
4.13.1 Test method: Carry out in accordance with the provisions of GB7049. 4.13.2 See Table 14 for the selection of place of use and severity level. Week
Test duration
Forward and backward, not less than 13 min each
Left and right, not less than 15 in each
Forward and backward, not less than 15 mim each
Left and right, not less than 1G min each
Test duration
Forward and backward, left and right, not less than 30 min each
Place of use
General equipment on the platform
On reciprocating machine
GB/T 1395192
13.2～100
25~100
Movement amplitude
For samples installed on reciprocating machines, when the mass is greater than 10k, the acceleration amplitude is determined by the following: α—400/m
Where α acceleration amplitude, m/s\
Sample mass, kg.
If the calculated acceleration amplitude is less than? m/s°, test at 7m/?. 4.14 Impact test
Acceleration amplitude
4.14.1 Non-repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.5. The waveform is a half-sine wave, and the severity level is selected according to Table 15.
Located in a position that can effectively protect against impact
Located in a position to which impact energy is transmitted (such as underground explosion sensors, pile driving, etc.)Located in a position with high impact (such as mechanical impact, etc.) Note: 1) 22 ms is also applicable.
Peak acceleration
Pulse duration
4-14.2 Repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.6, and the waveform is a half-sine wave. When the installation method of the equipment is known and the maximum force of the collision is generally in the vertical direction, the test sample should only be hit in this direction and in this way for the specified number of times. If the equipment has several installation states, the most unfavorable installation state should be selected. If it cannot be installed directly, a mounting device with sufficient rigidity can be used: the severity level is selected according to Table 16. Place of use
Cabins and decks on the platform
Well deck
Additional instructions:
Peak acceleration
GE/T13951--92
Pulse duration
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Environmental Technical Standardization Committee for Electrical and Electronic Products. etc.
Number of collisions in each axis
1000-10
1000=10
Number of collisions per minute
80~120
This standard was jointly drafted by Guangzhou Electric Science Research Institute of the Ministry of Machinery and Electronics Industry, Ship Regulation Science Research Institute of the People's Republic of China Ship Inspection Bureau, Standardization Research Office of China Ship Research Institute, Nanyang Anti-drying Research Institute of the Ministry of Machinery and Electronics Industry and other units. The main drafters of this standard are Chen Weibang, Liu Zhonglai, Kong Linghuang, Chang Zhenjiang, Huang Yuzhou and Gu Zhixiong. From the implementation month of this standard, the original standard JB4386.2-88 of the Ministry of Machinery and Electronics Industry "Environmental testing of electrical and electronic products for mobile platforms and offshore facilities - general requirements" will be invalidated.The basic temperature rise of the product or product tested at 70℃ in the commercial temperature test plus the additional temperature rise caused by daily service shall not exceed the rated temperature rise of the product. This test can be exempted from the product where the phosphorus deck is directly exposed to solar radiation and the product is affected by periodic thermal stress. The main purpose is to evaluate the degradation effect.
The product parts (including plastic parts, paint, rubber parts) exposed to solar radiation on the Tianjia bottle are evaluated for photochemical properties.
4.8 Explosion-proof test
4.8.1 Test method: According to GR3836 According to relevant regulations. Severity level
Severity level
Severity level
Method A 40℃, 3d
Method B: 40, 3d
Method C.55C.56d
4.8.2 See Table 9 for the types and levels of use places and explosion-proof electrical equipment. The temperature group should generally not be lower than T3. Use place hazardous area category
Class 0 hazardous area
Class 1 hazardous area
Class 2 hazardous area
GB/T 13951—92
Types and levels of explosion-proof electrical equipment
Intrinsically safe type Ex ia
Intrinsically safe type
Ex in ib
Type Exe
Special type Exs
Types and levels allowed for use in Class 1 hazardous areas Non-splash type Exn
Note: 1) Special type is explosion-proof electrical equipment designed for Class 1 hazardous areas and Class 2 hazardous areas. 4.9 Enclosure protection test
4.9.1 Test method: Conduct in accordance with GB 1208, GB 4942.1, GB 4942.2. 4.9.2 For the selection of use places and protection levels, see Table 10. Table 10
1..Working in places with rodents and other harmful animals 2. Parts where motors with voltage of 1000 V and above are located
Parts where electrical appliances and other electrical products with voltage of 1000 V and above are located Working in dusty and smoky places
Withstand dripping water within an angle of 15° from the vertical Withstand dripping water within an angle of 60° from the vertical Withstand rain on the deck
Withstand flushing by water columns
Withstand scouring by waves
Periodically immersed in sea water1
Note: 1) Special consideration should be given to places of use that are immersed in sea water for a long time. 4.10 Chemical gas corrosion test
Protection level IP
Solid foreign matter protection
4.10.1 Test method: According to the provisions of GB2423.33, the sulfur dioxide gas concentration level is level 3, 4.10.2 The use of the site and the severity level are shown in Table 11. IP4X
GB/T1395192
Installed in the ventilated crude oil and natural gas production equipment hood installed on the deck slurry system dispersion equipment installed in the poorly sheltered crude oil and natural gas production equipment bone installed in the cabin slurry system dispersion part of the heat level
2 cycles
10 cycles
4. 10.3 For products that have been subjected to chemical gas corrosion test assessment, it is not necessary to conduct wet heat test (including alternating and constant) assessment. 4.11 Tilt test
4.11.1 Test method: Carry out in accordance with the provisions of GB2423.31. For the selection of use place and severity level, see Table 12.4.11.2
Use place
Mobile platform general equipment
Emergency electrical equipment
Test item
Tilt angle
Note: 1) Only applicable to emergency generators and emergency power storage units of semi-submersible and bottom-mounted platforms. 4.12 Swing test
4.12.1. Test method: Carry out in accordance with the provisions of GB 2423.31. 4.12.2 For the selection of use place and severity level, see Table 13. Table 13
Place of use
Emergency electrical equipment, switchgear appliances
and electronic equipment and components
4.13 Vibration test
Sway angle
4.13.1 Test method: Carry out in accordance with the provisions of GB7049. 4.13.2 See Table 14 for the selection of place of use and severity level. Week
Test duration
Forward and backward, not less than 13 min each
Left and right, not less than 15 in each
Forward and backward, not less than 15 mim each
Left and right, not less than 1G min each
Test duration
Forward and backward, left and right, not less than 30 min each
Place of use
General equipment on the platform
On reciprocating machine
GB/T 1395192
13.2～100
25~100
Movement amplitude
For samples installed on reciprocating machines, when the mass is greater than 10k, the acceleration amplitude is determined by the following: α—400/m
Where α acceleration amplitude, m/s\
Sample mass, kg.
If the calculated acceleration amplitude is less than? m/s°, test at 7m/?. 4.14 Impact test
Acceleration amplitude
4.14.1 Non-repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.5. The waveform is a half-sine wave, and the severity level is selected according to Table 15.
Located in a position that can effectively protect against impact
Located in a position to which impact energy is transmitted (such as underground explosion sensors, pile driving, etc.)Located in a position with high impact (such as mechanical impact, etc.) Note: 1) 22 ms is also applicable.
Peak acceleration
Pulse duration
4-14.2 Repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.6, and the waveform is a half-sine wave. When the installation method of the equipment is known and the maximum force of the collision is generally in the vertical direction, the test sample should only be hit in this direction and in this way for the specified number of times. If the equipment has several installation states, the most unfavorable installation state should be selected. If it cannot be installed directly, a mounting device with sufficient rigidity can be used: the severity level is selected according to Table 16. Place of use
Cabins and decks on the platform
Well deck
Additional instructions:
Peak acceleration
GE/T13951--92
Pulse duration
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Environmental Technical Standardization Committee for Electrical and Electronic Products. etc.
Number of collisions in each axis
1000-10
1000=10
Number of collisions per minute
80~120
This standard was jointly drafted by Guangzhou Electric Science Research Institute of the Ministry of Machinery and Electronics Industry, Ship Regulation Science Research Institute of the People's Republic of China Ship Inspection Bureau, Standardization Research Office of China Ship Research Institute, Nanyang Anti-drying Research Institute of the Ministry of Machinery and Electronics Industry and other units. The main drafters of this standard are Chen Weibang, Liu Zhonglai, Kong Linghuang, Chang Zhenjiang, Huang Yuzhou and Gu Zhixiong. From the implementation month of this standard, the original standard JB4386.2-88 of the Ministry of Machinery and Electronics Industry "Environmental testing of electrical and electronic products for mobile platforms and offshore facilities - general requirements" will be invalidated.2 Regulations. 4.9.2 For the selection of use places and protection levels, see Table 10. Table 10
1..Working in places with rodents and other harmful animals2.Motor parts with voltage of 1000V and above
Electrical appliances and other electrical products with voltage of 1000V and aboveWorking in dusty and smoke-accumulated places
Suppressing dripping water within an angle of 15° from the verticalSuppressing dripping water within an angle of 60° from the verticalRain on the deck
Suppressing water column parts
Suppressing waves
Periodically immersed in seawater1
Note: 1) Special considerations should be made for places immersed in seawater for a long time. 4.10 Chemical gas corrosion test
Protection level IP
Solid foreign matter protection
4.10.1 Test method: According to the provisions of GB2423.33, the sulfur dioxide gas concentration level is level 3, 4.10.2 The use of the site and the severity level are shown in Table 11. IP4X
GB/T1395192
Installed in the ventilated crude oil and natural gas production equipment hood installed on the deck slurry system dispersion equipment installed in the poorly sheltered crude oil and natural gas production equipment bone installed in the cabin slurry system dispersion part of the heat level
2 cycles
10 cycles
4. 10.3 For products that have been subjected to chemical gas corrosion test assessment, it is not necessary to conduct wet heat test (including alternating and constant) assessment. 4.11 Tilt test
4.11.1 Test method: Carry out in accordance with the provisions of GB2423.31. For the selection of use place and severity level, see Table 12.4.11.2
Use place
Mobile platform general equipment
Emergency electrical equipment
Test item
Tilt angle
Note: 1) Only applicable to emergency generators and emergency power storage units of semi-submersible and bottom-mounted platforms. 4.12 Swing test
4.12.1. Test method: Carry out in accordance with the provisions of GB 2423.31. 4.12.2 For the selection of use place and severity level, see Table 13. Table 13
Place of use
Emergency electrical equipment, switchgear appliances
and electronic equipment and components
4.13 Vibration test
Sway angle
4.13.1 Test method: Carry out in accordance with the provisions of GB7049. 4.13.2 See Table 14 for the selection of place of use and severity level. Week
Test duration
Forward and backward, not less than 13 min each
Left and right, not less than 15 in each
Forward and backward, not less than 15 mim each
Left and right, not less than 1G min each
Test duration
Forward and backward, left and right, not less than 30 min each
Place of use
General equipment on the platform
On reciprocating machine
GB/T 1395192
13.2～100
25~100
Movement amplitude
For samples installed on reciprocating machines, when the mass is greater than 10k, the acceleration amplitude is determined by the following: α—400/m
Where α acceleration amplitude, m/s\
Sample mass, kg.
If the calculated acceleration amplitude is less than? m/s°, test at 7m/?. 4.14 Impact test
Acceleration amplitude
4.14.1 Non-repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.5. The waveform is a half-sine wave, and the severity level is selected according to Table 15.
Located in a position that can effectively protect against impact
Located in a position to which impact energy is transmitted (such as underground explosion sensors, pile driving, etc.)Located in a position with high impact (such as mechanical impact, etc.) Note: 1) 22 ms is also applicable.
Peak acceleration
Pulse duration
4-14.2 Repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.6, and the waveform is a half-sine wave. When the installation method of the equipment is known and the maximum force of the collision is generally in the vertical direction, the test sample should only be hit in this direction and in this way for the specified number of times. If the equipment has several installation states, the most unfavorable installation state should be selected. If it cannot be installed directly, a mounting device with sufficient rigidity can be used: the severity level is selected according to Table 16. Place of use
Cabins and decks on the platform
Well deck
Additional instructions:
Peak acceleration
GE/T13951--92
Pulse duration
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Environmental Technical Standardization Committee for Electrical and Electronic Products. etc.
Number of collisions in each axis
1000-10
1000=10
Number of collisions per minute
80~120
This standard was jointly drafted by Guangzhou Electric Science Research Institute of the Ministry of Machinery and Electronics Industry, Ship Regulation Science Research Institute of the People's Republic of China Ship Inspection Bureau, Standardization Research Office of China Ship Research Institute, Nanyang Anti-drying Research Institute of the Ministry of Machinery and Electronics Industry and other units. The main drafters of this standard are Chen Weibang, Liu Zhonglai, Kong Linghuang, Chang Zhenjiang, Huang Yuzhou and Gu Zhixiong. From the implementation month of this standard, the original standard JB4386.2-88 of the Ministry of Machinery and Electronics Industry "Environmental testing of electrical and electronic products for mobile platforms and offshore facilities - general requirements" will be invalidated.2 Regulations. 4.9.2 For the selection of use places and protection levels, see Table 10. Table 10
1..Working in places with rodents and other harmful animals2.Motor parts with voltage of 1000V and above
Electrical appliances and other electrical products with voltage of 1000V and aboveWorking in dusty and smoke-accumulated places
Suppressing dripping water within an angle of 15° from the verticalSuppressing dripping water within an angle of 60° from the verticalRain on the deck
Suppressing water column parts
Suppressing waves
Periodically immersed in seawater1
Note: 1) Special considerations should be made for places immersed in seawater for a long time. 4.10 Chemical gas corrosion test
Protection level IP
Solid foreign matter protection
4.10.1 Test method: According to the provisions of GB2423.33, the sulfur dioxide gas concentration level is level 3, 4.10.2 The use of the site and the severity level are shown in Table 11. IP4X
GB/T1395192
Installed in the ventilated crude oil and natural gas production equipment hood installed on the deck slurry system dispersion equipment installed in the poorly sheltered crude oil and natural gas production equipment bone installed in the cabin slurry system dispersion part of the heat level
2 cycles
10 cycles
4. 10.3 For products that have been subjected to chemical gas corrosion test assessment, it is not necessary to conduct wet heat test (including alternating and constant) assessment. 4.11 Tilt test
4.11.1 Test method: Carry out in accordance with the provisions of GB2423.31. For the selection of use place and severity level, see Table 12.4.11.2
Use place
Mobile platform general equipment
Emergency electrical equipment
Test item
Tilt angle
Note: 1) Only applicable to emergency generators and emergency power storage units of semi-submersible and bottom-mounted platforms. 4.12 Swing test
4.12.1. Test method: Carry out in accordance with the provisions of GB 2423.31. 4.12.2 For the selection of use place and severity level, see Table 13. Table 13
Place of use
Emergency electrical equipment, switchgear appliances
and electronic equipment and components
4.13 Vibration test
Sway angle
4.13.1 Test method: Carry out in accordance with the provisions of GB7049. 4.13.2 See Table 14 for the selection of place of use and severity level. Week
Test duration
Forward and backward, not less than 13 min each
Left and right, not less than 15 in each
Forward and backward, not less than 15 mim each
Left and right, not less than 1G min each
Test duration
Forward and backward, left and right, not less than 30 min each
Place of use
General equipment on the platform
On reciprocating machine
GB/T 1395192
13.2～100
25~100
Movement amplitude
For samples installed on reciprocating machines, when the mass is greater than 10k, the acceleration amplitude is determined by the following: α—400/m
Where α acceleration amplitude, m/s\
Sample mass, kg.
If the calculated acceleration amplitude is less than? m/s°, test at 7m/?. 4.14 Impact test
Acceleration amplitude
4.14.1 Non-repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.5. The waveform is a half-sine wave, and the severity level is selected according to Table 15.
Located in a position that can effectively protect against impact
Located in a position to which impact energy is transmitted (such as underground explosion sensors, pile driving, etc.)Located in a position with high impact (such as mechanical impact, etc.) Note: 1) 22 ms is also applicable.
Peak acceleration
Pulse duration
4-14.2 Repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.6, and the waveform is a half-sine wave. When the installation method of the equipment is known and the maximum force of the collision is generally in the vertical direction, the test sample should only be hit in this direction and in this way for the specified number of times. If the equipment has several installation states, the most unfavorable installation state should be selected. If it cannot be installed directly, a mounting device with sufficient rigidity can be used: the severity level is selected according to Table 16. Place of use
Cabins and decks on the platform
Well deck
Additional instructions:
Peak acceleration
GE/T13951--92
Pulse duration
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Environmental Technical Standardization Committee for Electrical and Electronic Products. etc.
Number of collisions in each axis
1000-10
1000=10
Number of collisions per minute
80~120
This standard was jointly drafted by Guangzhou Electric Science Research Institute of the Ministry of Machinery and Electronics Industry, Ship Regulation Science Research Institute of the People's Republic of China Ship Inspection Bureau, Standardization Research Office of China Ship Research Institute, Nanyang Anti-drying Research Institute of the Ministry of Machinery and Electronics Industry and other units. The main drafters of this standard are Chen Weibang, Liu Zhonglai, Kong Linghuang, Chang Zhenjiang, Huang Yuzhou and Gu Zhixiong. From the implementation month of this standard, the original standard JB4386.2-88 of the Ministry of Machinery and Electronics Industry "Environmental testing of electrical and electronic products for mobile platforms and offshore facilities - general requirements" will be invalidated.2～100
25~100
Movement amplitude
For samples installed on a reciprocating machine, when the mass is greater than 10k, the acceleration amplitude is determined by the following: α—400/m
where α acceleration amplitude, m/s\
sample mass, kg.
If the calculated acceleration amplitude is less than? m/s°, test at 7m/?. 4.14 Impact test
Acceleration amplitude
4.14.1 The non-repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.5. The waveform is a half-sine wave, and the severity level is selected according to Table 15.
Located in a position that can effectively protect against impact
Located in a position to which impact energy is transmitted (such as underground explosion sensors, pile driving, etc.)Located in a position with high impact (such as mechanical impact, etc.)Note: 1) 22 ms is also applicable.
Peak acceleration
Pulse duration
4-14.2 Multiple repetitive mechanical impact tests are carried out in accordance with the provisions of GB2423.6, and the waveform is a half-stopped sine wave. When the installation method of the equipment is known and the maximum force of the collision is generally in the vertical direction, the test sample should only be hit in this direction and in this way for the specified number of times. If the equipment has several installation states, the most unfavorable installation state should be selected. If it cannot be installed directly, a mounting device with sufficient rigidity can be used: the severity level is selected according to Table 16. Place of use
Cabins and decks on the platform
Well deck
Additional remarks:
Peak acceleration
GE/T13951-92
Pulse duration
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Committee for Environmental Technical Standardization of Electrical and Electronic Products. Etc.
Number of collisions in each axis
1000-10
1000=10
Number of collisions per minute
80~120
This standard was jointly drafted by the Guangzhou Electric Science Research Institute of the Ministry of Machinery and Electronics Industry, the Ship Standardization Science Research Institute of the Ship Inspection Bureau of the People's Republic of China, the Standardization Research Office of the China Ship Research Institute, and the Nanyang Anti-drying Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Chen Weibang, Liu Zhonglai, Kong Linghuang, Chang Zhenjiang, Huang Yuzhou, and Gu Zhixiong. From the date of implementation of this standard, the former Ministry of Machinery and Electronics Industry standard JB4386.2-88 “Environmental testing of electrical and electronic products for mobile platforms and offshore facilities - General requirements” will be invalidated.2～100
25~100
Movement amplitude
For samples installed on a reciprocating machine, when the mass is greater than 10k, the acceleration amplitude is determined by the following: α—400/m
where α acceleration amplitude, m/s\
sample mass, kg.
If the calculated acceleration amplitude is less than? m/s°, test at 7m/?. 4.14 Impact test
Acceleration amplitude
4.14.1 The non-repetitive mechanical impact test shall be carried out in accordance with the provisions of GB2423.5. The waveform is a half-sine wave, and the severity level is selected according to Table 15.
Located in a position that can effectively protect against impact
Located in a position to which impact energy is transmitted (such as underground explosion sensors, pile driving, etc.)Located in a position with high impact (such as mechanical impact, etc.)Note: 1) 22 ms is also applicable.
Peak acceleration
Pulse duration
4-14.2 Multiple repetitive mechanical impact tests are carried out in accordance with the provisions of GB2423.6, and the waveform is a half-stopped sine wave. When the installation method of the equipment is known and the maximum force of the collision is generally in the vertical direction, the test sample should only be hit in this direction and in this way for the specified number of times. If the equipment has several installation states, the most unfavorable installation state should be selected. If it cannot be installed directly, a mounting device with sufficient rigidity can be used: the severity level is selected according to Table 16. Place of use
Cabins and decks on the platform
Well deck
Additional remarks:
Peak acceleration
GE/T13951-92
Pulse duration
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Committee for Environmental Technical Standardization of Electrical and Electronic Products. Etc.
Number of collisions in each axis
1000-10
1000=10
Number of collisions per minute
80~120
This standard was jointly drafted by the Guangzhou Electric Science Research Institute of the Ministry of Machinery and Electronics Industry, the Ship Standardization Science Research Institute of the Ship Inspection Bureau of the People's Republic of China, the Standardization Research Office of the China Ship Research Institute, and the Nanyang Anti-drying Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Chen Weibang, Liu Zhonglai, Kong Linghuang, Chang Zhenjiang, Huang Yuzhou, and Gu Zhixiong. From the date of implementation of this standard, the former Ministry of Machinery and Electronics Industry standard JB4386.2-88 “Environmental testing of electrical and electronic products for mobile platforms and offshore facilities - General requirements” will be invalid.
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