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QC/T 1067.1-2017: Connector used in automobile wire harness and electrical device - Part 1: Definition, test method and requirement Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsQC/T 1067.1-2017: Connector used in automobile wire harness and electrical device - Part 1: Definition, test method and requirement---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/QCT1067.1-2017 AUTOMOTIVE INDUSTRY STANDARD ICS 43.040.10 T 36 Replacing QC/T 417.1-2001 Connector used in automobile wire harness and electrical device - Part 1.Definition, test method and requirement Issued on. JANUARY 09, 2017 Implemented on. JULY 01, 2017 Issued by. Ministry of Industry and Information Technology of the People's Republic of China Table of ContentsAnnouncement... 3 Foreword... 9 1 Scope... 12 2 Normative references... 12 3 Terms and definitions... 13 4 Tests and requirements... 15 Annex A (normative) Test method for terminal current carrying capacity... 74 Annex B (normative) Power spectral density (PSD) or acceleration and frequency... 76 Annex C (informative) Type and size of fixing structure of connector... 811 ScopeThis Standard specifies the definition, general performance requirements as well specific test methods for automobile connector. This Standard is applicable to low-voltage connector (voltage is not higher than 60V) and high-voltage connector (voltage is higher than 60V but not higher than 600V) used in automobile wire harness and electrical device, including in-line connector and device connector.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 252, Guideline for occupational hazard prevention and control in small and medium bag-making industry GB 484, Petrol (gasoline) for motor vehicles GB 5337, Nomenclature and terminology for automotive electrical equipment, lighting and instrumentation GB 11118.1, Hydraulic fluids of mineral oil type and synthetic hydrocarbon type GB 11121, Gasoline engine oils GB 12981, Motor vehicle brake fluids GB/T 2423.17, Environmental testing for electric and electronic products - Part 2.Test method - Test Ka. Salt mist GB/T 25085, Road vehicles - 60 V and 600 V single-core cables QC/T 29106, Technical Specification of Automobile Wire Harness3 Terms and definitionsFor the purposes of this document, the terms and definitions defined in GB 5337 as well as the followings apply. 3.1 connector Electrical connection assembly that consists of terminal, housing and accessories. 3.2 housing Non-metallic part that secures and protects terminal. 3.3 terminal Metal part for electrical connection, including plug terminal for plugging (Figure 3.4 cable attachment Permanent connection between wire and terminal, such as crimp, puncture connection, soldering, etc. 3.5 polarization feature Device or structure on connector that is to prevent misconnection. 3.6 connector cavity number Visual, regular numbering of holes on connector.4 Tests and requirements4.1 Sample pre-treatment Before all tests are conducted, it shall place the samples in an environment that the room temperature is (23±5)°C and the relevant humidity is 45%~75% for 24h. 4.1.1 Test requirements All tests shall be conducted at a room temperature of (23±5)°C. All cavities of the connector shall be tested. 4.1.2 Default test errors The default test errors are expressed as a percentage of the nominal value (Table 1). 4.1.3 Level classification According to the expected use environment of the vehicle body, it shall choose temperature level (Table 2), sealing level (Table 3), vibration level (Table 4) and plug-unplug cycle level (Table 5) for test connector. 4.1.5 Test sequence for low-voltage connector (Table 6) 4.2 Appearance 4.2.1 Devices Camera, video recorder, magnifier (if necessary). 4.2.2 Methods The test sequence is as follows. 4.2.3 Requirements The sample shall not have defects such as swelling, corrosion, discoloration, wear of contact plating, physical deformation, cracking that affect the function of the product. 4.3 Plug-unplug cycle 4.3.1 Devices It shall be agreed by the supplier and the purchaser. 4.3.2 Methods According to the provisions of Table 5, complete the plug-unplug cycle of connector or terminal. When only terminals are subject to the plug-unplug cycle, during the test process, it shall ensure that the plug-unplug cycle is conducted along with the centerline of the terminal. 4.3.3 Requirements There are no damages that shall affect the follow-up tests. 4.4 Terminal-to-terminal insertion and extraction forces 4.4.1 Devices Plug-unplug testing machine. 4.4.2 Methods The test sequence is as follows. 4.4.3 Requirements The appearance shall meet the requirements of 4.2.The metal substrate of the contact area shall not be exposed. The insertion and extraction forces shall meet the requirements of the product design documents or be agreed between the supplier and the purchaser. 4.5 Terminal bending resistance 4.5.1 Devices Special fixture, force tester with peak reading characteristics. 4.5.2 Methods This test is not applicable to the situation that cable attachment and terminal insertion direction form 90°. 4.7 Micro-current connection resistance 4.7.1 Devices Milli-ohmmeter. 4.7.2 Methods The test sequence is as follows. 4.15 Insertion force and extraction force of TPA (including PLR) 4.15.1 Devices Force tester with peak reading characteristics. 4.15.2 Methods 4.15.3 Requirements The requirements are as follows. 4.16 Insertion force and extraction force of CPA 4.16.1 Devices Force tester with peak reading characteristics. 4.16.2 Methods 4.16.2.1 Insertion force and extraction force of CPA after connector is correctly fit Prepare 10 pairs of connectors. Insert the connector to the right place. At the same time, assemble CPA to the pre-installed position (if applicable). Insert CPA at a uniform speed of 50mm/min to the locked position. Record the peak force value. Extract CPA from the locked position at a uniform speed of 50mm/min. Record the peak force value. 4.16.2.2 Insertion force of CPA when connector does not cooperate Prepare 10 sets of connectors that do not cooperate. Assemble CPA to the pre- installed position (if applicable). Apply a force at a uniform speed of 50mm/min along with CPA’s locking direction till CPA is assembled to the locked position. Record the peak force value. 4.16.2.3 Extraction force of CPA at pre-installed position (if applicable) Prepare 10 sets of connectors. Assemble CPA to the pre-installed position. Apply a force at a uniform speed of 50mm/min along with CPA’s extraction direction till CPA is separated from the connector. Record the peak force value. 4.16.3 Requirements After the connector correctly cooperates, the maximum insertion force of CPA is 22N and the extraction force shall be 10N~30N. When the connector does not cooperate, the insertion force of CPA shall at least be 60N. The extraction force of CPA at the pre-installed position shall at least be 60N. 4.17 Vibration / mechanical shock 4.17.1 Devices Temperature-humidity-vibration comprehensive test chamber. 4.17.2 Methods The unsealed connector uses V1 vibration level to test. The sealed connector uses V2~V5 vibration levels to test. The test sequence is as follows. 4.18 Connector pair sounds in place 4.18.1 Devices Decibel meter. 4.18.2 Methods The test sequence is as follows. 4.18.3 Requirements The sound level generated by the connector in place shall be higher than the ambient sound. 7dB before humidity, 5dB after humidity; or agreed by the supplier and the purchaser. 4.19 Drop 4.19.1 Devices Meter ruler. 4.19.2 Methods The test sequence is as follows. 4.19.3 Requirements The test sample shall meet the requirements of appearance inspection. The applicable accessories shall not separate from their pre-installed positions. 4.20 Strength of terminal hole 4.20.1 Devices Force tester with peak reading characteristics. 4.20.2 Methods The test sequence is as follows. 4.20.3 Requirements When applying the force specified in step 4), PLR cannot be inserted to the final position and the terminal retention force shall meet the numerical requirements after wet treatment in Table 13. 4.22 Mechanical strength of fixed structure (see Annex C for form and size) 4.22.1 Devices Force tester with peak reading characteristics 4.22.2 Methods The test sequence is as follows. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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