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GB/T 28046.5-2013 PDF English

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GB/T 28046.5-2013: Road vehicles -- Environmental conditions and testing for electrical and electronic equipment -- Part 5: Chemical loads
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GB/T 28046.5-2013135 Add to Cart Auto, 9 seconds. Road vehicles -- Environmental conditions and testing for electrical and electronic equipment -- Part 5: Chemical loads Valid

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GB/T 28046.5-2013: Road vehicles -- Environmental conditions and testing for electrical and electronic equipment -- Part 5: Chemical loads


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NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 43.040.10 T 36 Road Vehicles - Environmental Conditions and Testing for Electrical and Electronic Equipment - Part 5.Chemical Loads (ISO 16750-5.2010, MOD) Issued on. NOVEMBER 12, 2013 Implemented on. APRIL 15, 2014 Issued by. General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of PRC.

Table of Contents

Foreword... 3 1 Scope... 5 2 Normative References... 5 3 Terms and Definitions... 5 4 Test... 6 Appendix A (Informative) Chemical Reagent Compositions... 10

Foreword

GB/T 28046 Road Vehicles – Environmental Conditions and Testing for Electrical and Electronic Equipment consists of the following 5 parts. --- Part 1.General; --- Part 2.Electrical Loads; --- Part 3.Mechanical Loads; --- Part 4.Climatic Loads; --- Part 5.Chemical Loads. This Part belongs to Part 5 of GB/T 28046. This Part was drafted as per the rules specified in GB/T 1.1-2009. This Part adopts the re-drafting method to modify and use ISO 16750-5.2010 Road Vehicles – Environmental Conditions and Testing for Electrical and Electronic Equipment – Part 5.Chemical Loads. The technical differences and causes between this Part and ISO 16750-5 are as follows. --- Present the contents of Table 3 in the original text into the form of an appendix for the reference of the user; delete the Clause 5; add Appendix A (Informative). --- Add the provisions of “the type and supplier of the chemical reagents can be negotiated between the supplier and the purchaser; the ingredients listed in the Appendix can be used for reference” to 4.1; add the operability of the standard. --- Add the provisions of “wetting time shall be negotiated between the supplier and the purchaser” to 4.6; add the operability of the standard. --- Add “any method can be selected when there are multiple wetting methods” to Note a in Table 1; add the operability of the standard. --- The contents of 4.3 does not reflect the number of cycles; delete the description of “increase the number of cycles” in the original text to facilitate the understanding of the standard. --- Simplify the description in 4.8 of the original text to facilitate the understanding of the standard. --- Unify the room temperature parameters involved in the original text 4.4, 4.5, 4.6 into the general test conditions in 4.3. This Part made the following editorial modification against ISO 16750-5.2010. --- Delete the Foreword of international standard. This Standard shall be under the jurisdiction of National Technical Committee for Standardization of Automobiles (SAC/TC 114). Drafting organizations of this Part. China Automotive Technology & Research Center; Shaanxi Heavy Vehicle Co., Ltd.; Shenzhen Hangsheng Electronics Co., Ltd.; Shanghai Institute of Quality Inspection and Technical Research; Technical Center of Dongfeng Commercial Vehicles; Changsha Automobile Electric Apparatus Research Institute; Shanghai Kostal-Huayang Automotive Electric Co., Ltd.; and Suzhou 3CTest Electronic Co., Ltd. Drafting staffs of this Part. Xu Xiuxiang, Pan Jingwen, Wang Xibin, Lu Zhaoming, He Yujun, Hu Mengjiao, and Sun Chengming. Road Vehicles - Environmental Conditions and Testing for Electrical and Electronic Equipment - Part 5.Chemical Loads

1 Scope

This Part of GB/T 28046 describes the chemical loads that may be encountered by systems/components installed at specific locations on/in the vehicle; and specifies the test and requirements.

2 Normative References

The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document. GB/T 28046.1-2011 Road Vehicles - Environmental Conditions and Testing for Electrical and Electronic Equipment - Part 1.General (ISO 16750-1.2006, MOD)

3 Terms and Definitions

For the purposes of this document, the terms and definitions given in GB/T 28046.1 apply.

4 Test

Unless otherwise specified, the DUT shall be tested at room temperature (RT) at (23±5) °C and relative humidity of 25%~75%. Determine the chemical reagents according to the installation position of DUT and as per the Table 1.Each DUT uses one kind of reagent to conduct one test cycle.

Appendix A

(Informative) Chemical Reagent Compositions Table A.1 gives the description about the chemical reagent compositions for the reference of the user. ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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