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GB/T 33343-2016: Test methods of insulated electric wires for aerospace
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Test methods of insulated electric wires for aerospace
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GB/T 33343-2016
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Basic data | Standard ID | GB/T 33343-2016 (GB/T33343-2016) | | Description (Translated English) | Test methods of insulated electric wires for aerospace | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K13 | | Classification of International Standard | 29.060.20 | | Word Count Estimation | 90,979 | | Date of Issue | 2016-12-13 | | Date of Implementation | 2017-07-01 | | Regulation (derived from) | National Standard Notice No.208 of 2016 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | GB/T 33343-2016: Test methods of insulated electric wires for aerospace---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Test methods of insulated electric wires for aerospace
ICS 29.060.20
K13
National Standards of People's Republic of China
Air - insulated wire test method
2016-12-13 released
2017-07-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Directory
Preface Ⅴ
1 Scope 1
2 normative reference document 1
3 Terms and definitions 1
4 General requirements for testing 2
4.1 Test principle 2
4.2 Pretreatment 3
List of test items 3
6 installation, processing and maintenance test 5
6.1 Insulation thickness and concentricity 5
6.2 Adhesion of Insulation and Packaging Composites 6
6.3 Insulation stripping force 7
6.4 insulation stretching 8
6.5 Conductor solderability 9
6.6 Single-line heat/mechanical properties 10
Heat and mechanical properties of wire harnesses 13
6.8 Insulation shrinkage (molten solder method) 13
6.9 Insulation Winding Cap Cap 14
6.10 Outer insulation smoothness 15
6.11 wire mark contrast 16
7 Conductivity test
7.1 conductor diameter 19
7.2 Conductor mechanical properties 20
7.3 conductor resistance 20
7.4 Conductor Gyroscope Adhesion 21
7.5 Nickel layer adhesion 23
Electrical performance test
8.1 Dielectric constant 23
8.2 Pulse voltage 24
8.3 Insulation resistance 25
8.4 Insulation spark 26
8.5 Surface resistance 28
8.6 Smoke time/current 29
8.7 dry dry arc 30
8.8 Moisture resistant arc 35
8.9 Water immersion withstand voltage 39
8.10 Wire break time 40
8.11 smoke 41
Environmental performance test
9.1 Infusion 42
9.2 Forced hydrolysis
9.3 Moisture resistance 43
9.4 Mass loss under temperature and vacuum
9.5 Weatherability 44
9.6 Capillary test 45
9.7 Fluoride escape 46
9.8 resistant to nitric acid 48
Mechanical Performance Test
10.1 Low temperature bending
10.2 dynamic cut 49
10.3 Anti-flexing test 50
10.4 Insulation Mechanical Properties
10.5 Incision extension 52
10.6 Stiffness and rebound 53
High temperature winding and heating winding
10.8 wrinkle 56
10.9 Color or mark durability
10.10 bending 58
10.11 circumferential elongation 59
10.12 test rod winding 61
10.13 Scratch 62
Thermal performance test
11.1 Flammability 64
High temperature/high pressure air impact (burst)
11.3 Relative thermal life and temperature index
11.4 Temperature impact 71
11.5 Performance after thermal aging 71
Life Cycle 72
11.7 Adhesive 73
11.8 laminated frit seal 74
11.9 Coating Curing 75
11.10 Crosslinking Verification 75
11.11 Insulation Sintering State 76
11.12 High temperature durability 77
12 wire diameter and mass 80
12.1 Wire diameter 80
12.2 The length of the wire per unit length 80
Appendix A (informative) Conductor structure size 81
Figure 1 Solid conductor insulation minimum thickness and maximum thickness 6
Figure 2 stranded conductor insulation minimum thickness and maximum thickness 6
Figure 3 Thermal/mechanical performance test device 10
Figure 4 Two recommendations for limit switch and timer start-up installation
Figure 5 resistance test test circuit 12
Figure 6 Schematic diagram of insulation wrapping
Figure 7 Insulation wire cross section test 15
Figure 8 Lighting 17
Figure 9 Comparison test of wire specimen markings
Figure 10 Typical pattern of seven conductors after birdcage formation (no stranded bond)
Figure 11 Typical surface resistance test chamber with solid paraffin border
Figure 12 Typical surface resistance test chamber with PTFE insulated connection sleeve
Figure 13 Cutting blade 31
Figure 14 cutting blade fixing device 31
Figure 15 Fixing device 32
Figure 16 Dry arc test wire harness structure 32
Figure 17 Resistance to dry arc test Wire tie bar 33
Figure 18 Resistance to dry arc test circuit connection Figure 34
Figure 19 Ball Slide Blade Fixing Device 35
Figure 20 Moisture-resistant arc test wire harness structure 37
Figure 21 Resistance to wet arc test wire tie bar 37
Figure 22 Resistance to wet arc test circuit connection Figure 38
Figure 23 A single-core copper conductor in the air rated current 41
Figure 24 Standard Cutter 50
Figure 25 Anti-flex life test device 51
Figure 26 Cutter tool 53
Fig. 27 Test device for stiffness and rebound test
Figure 28 Stiffness and rebound test device substrate 55
Figure 29 Schematic diagram of high temperature winding test
Figure 30 Circumferential elongation test device and test test cone 60
Figure 31 Sample support device 61
Figure 32 Scratch test fixture and scraping needle 63
Figure 33 Electrical connection 65
Fig. 34 Connection method of wire sample and test rod
Figure 35 Alenius model Figure 70
Figure 36 Sample placement method 73
Figure 37 PTFE insulation temperature curve 77
Figure 38 High temperature durability test
Table 1 List of test items
Table 2 Electrical connection 33
Table 3 Circuit Resistance 34
Table 4 Circuit Connections 38
Table 5 Circuit Resistance 38
Table 6 Weight of heavy and rebound tests
Table 7 Wrinkle test with a test rod diameter of 57
Table 8 Bending test bar size and load 58
Table 9 Test rods for test rod winding test
Table 10 Rod diameter and winding load
Table 11 Other specifications of the wire rod diameter and winding load 67
Table 12 Requirements for aging test sample length 72
Table 13 Adhesive test tension and test rod diameter 74
Table 14 High temperature durability test Test current, bar size and load 78
Table A.1 Conductor structure dimensions 81
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by China Electrical Equipment Industry Association.
This standard by the National Wire and Cable Standardization Technical Committee (SAC/TC213) centralized.
This standard is responsible for drafting units. Shanghai Cable Research Institute.
This standard participates in the drafting unit. Jiangsu Tongguang Electronic Cable Co., Ltd., Nanjing Zhongxin Transmission Technology Co., Ltd., Baoshengke
Technology Innovation Co., Ltd., Tianjin 609 Cable Co., Ltd., Guangdong Product Quality Supervision and Inspection Research Institute, Guangzhou Kaiheng special wire
Cable Co., Ltd., Wuhan Product Quality Supervision and Inspection Institute, China Electronics Technology Group Corporation, the twenty-third Institute, Shanghai cable Shenzhou cable
Limited company, Sichuan Jiuzhou cable limited liability company, Shenzhen City Jiaxiang Technology Co., Ltd., Shanghai Cable Electric Technology Co., Ltd..
The main drafters of this standard. Guo Hanyang, Chen Hui, Li Feng, Fang Quan Sheng, Zhang Guochen, Lu Sheng rod, Huang Shuzhen, Jin Qun, Min Jun, Zhen Wuwang,
Huang Donglian, Ji Caixi, Wu Min.
Air - insulated wire test method
1 Scope
This standard specifies the general test method for aerial insulated wires. Including installation, processing and maintenance, conductor performance, electrical performance, environmental
Energy, mechanical properties, thermal performance, wire diameter and quality.
This standard applies to aviation insulated wires.
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
Plastics - Determination of tensile properties - Part 1. General principles GB/T 1040.1-2006
GB/T 2951.11-2008 Cables and cables - Common test methods for insulating and sheathing materials - Part 11. General test methods -
Thickness and dimensions measurement - Mechanical properties test
GB/T 2951.12-2008 Cables and cables - Common test methods for insulating and sheathing materials - Part 11. General test methods -
Thermal aging test method
GB/T 3048.4-2007 Test methods for electrical performance of wire and cable - Part 4. Conductor DC resistance test
Test methods for electrical properties of electric cables and wires - Part 5. Insulation resistance test GB/T
Test methods for electrical properties of electric cables and wires - Part 8. AC voltage test GB/T
GB/T 4074.7-2009 Winding wires - Test methods - Part 7. Test methods for determining the temperature index of enamel winding wires
Test methods for bare wires - Part 2. Dimensions measurement GB/T 4909.2
Test methods for bare wires - Part 3. Tensile test GB/T 4909.3
Analysis of laboratory water specifications and test methods GB/T 6682-2008
GB/T 11026.1-2003 Heat insulation of electrical insulating materials - Part 1. Evaluation of aging procedures and test results
GB/T 11026.3-2006 Heat insulation of electrical insulating materials - Part 3. Procedures for calculating heat resistance characteristics
Electrical insulation materials - Heat resistance - Part 4. Aging oven Single chamber oven GB/T
Test method for exposure of plastic laboratory light sources - Part 3. Fluorescent UV lamps GB/T 16422.3-2014
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Environmental conditions of the sample. Enviromentalconditionsofspecification
At a prescribed temperature, the sample is set in a predetermined relative humidity or immersed in water or other prescribed liquid for a specified period of time.
3.2
Standard reference environment referencestandardenviroment
The value measured in any environment can be calculated to correct the value of a particular environment, this specific environmental conditions known as the standard parameters
Test environment.
Note. The atmospheric conditions of the standard reference environment are. temperature. t0 = 20 ℃; air pressure. b0 = 101.3kPa; absolute humidity. h0 = 11g/m3.
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