GB/T 2421.2-2008 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 2421.2-2008	RFQ	ASK	8 days	Environment test for electrical and electronic products -- Regulating the information usage of programmers -- Test studies	Obsolete

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Basic data

Standard ID: GB/T 2421.2-2008 (GB/T2421.2-2008)
Description (Translated English): Environment test for electrical and electronic products -- Regulating the information usage of programmers -- Test studies
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A21
Classification of International Standard: 19.040
Word Count Estimation: 85,825
Date of Issue: 2008-12-30
Date of Implementation: 2009-11-01
Adopted Standard: IEC 60068-4-1987, IDT
Regulation (derived from): Announcement of Newly Approved National Standards No. 25 of 2008 (total 138)
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
Summary: This standard specifies: specification writers and other personnel GB/T 2423 summary of each environmental testing, testing personnel should pay attention to the test summary does not completely replace the standard.

GB/T 2421.2-2008: Environment test for electrical and electronic products -- Regulating the information usage of programmers -- Test studies

---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.
Environment test for electrical and electroic products. Regulating the information usage of programmers. Test studies ICS 19.040 A21 National Standards of People's Republic of China GB/T 2421.2-2008/IEC 60068-4. 1987 Environmental testing for electric and electronic products Summary information by using standardized test preparation (IEC 60068-4. 1987, Basicenvironmentaltestingprocedures- Part 4. Informationforspecificationwriters-Testsummaries, IDT) Posted 2008-12-30 2009-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ Objective 1 Overview 1 2 2.1 Guideline 1 2.2 Storage 1 2.3 Installation 1

3 Terms and definitions

4 Test Summary Table of Contents 2 4.1 Digital Contents 3 4.2 Contents 4 letters 5 guidance documents directory 6 Digital Contents 6 5.1 5.2 Contents 6 letters 6 Test Summary 7 Appendix NA (informative) national standard "electric and electronic products environmental testing" part 77 GB/T 2421.2-2008/IEC 60068-4. 1987

Foreword

GB/T 2421 is currently divided into the following sections. --- GB/T 2421.1 electric and electronic products environmental testing overview and guidance; --- GB/T 2421.2 electric and electronic products environmental testing specifications prepared by using test summary information. This part of GB/T 2421 Part 2. This section identical with IEC 60068-4. 1987 "Basic environmental testing procedures - Part 4. Test Specification compilers with information Overview To "(in English) and its amendments 1.1992 and Amendment 2.1994. For ease of use, this part of IEC 60068-4. 1987 to do only the following editorial changes. --- To be consistent with the new IEC 60068 title name, the title of this section by the name of "Basic environmental testing procedures" to "electrical and electronic Environmental testing "; --- "IEC 60068-4. 1987 This Part" was changed to "GB/T 2421.2-2008 this section"; --- Remove the IEC 60068-4. 1987 Foreword and Preface; --- Increase the national standard foreword; --- Increasing the normative references, there is a reference to the correspondence between the national standards with international standards; --- Increasing the figure caption and table title, and in accordance with the order number; --- Increase the informative appendix NA "national standard" electric and electronic products environmental testing "component." This part of all test methods are consistent with the IEC standard description latest national standards, unless the new national standard and IEC standard Original inconsistent, consistent with the use of legacy national standards. Such as GB/T 2423.38 test R, and the 2008 version of the standard IEC 60068-4. 1987 there is a big difference, so this part is still using the 1990 version of the standard. Appendix NA This section is informative appendix. This part of the National Electrical and Electronic Products Environmental conditions and environmental tests for Standardization Technical Committee (SAC/TC8) and focal points. This section was drafted by Guangzhou Electric Apparatus Research Institute. The main drafters of this section. Huli Fen. GB/T 2421.2-2008/IEC 60068-4. 1987 Environmental testing for electric and electronic products Summary information by using standardized test preparation Objective 1 When the need to provide a complete standards for the preparation of specifications and other personnel GB/T 2423 in the summary of each environmental test. Test personnel should be noted that the test can not completely replace the standard outline.

2 Overview

In GB/T 2421.1 can be found in the main content GB/T 2423 each involving environmental testing standards, including the definition and guidelines. The standard test methods used to explain, to distinguish between different tests. Summary omitted tolerance, tolerance in GB/T 2423 series of standards. 2.1, 2.2 and 2.3 of the information applies to the main outline, does not apply to all profiles. 2.1 Guidelines GB/T 2423 standard contains a number of test procedures for application guidelines, many guidelines for the preparation of specifications and other details do not need to understand Human trials particularly valuable. For these criteria, a summary will not be specifically mentioned guidelines. There are other cases, the test guidelines in other standards GB/T 2423's, or GB/T 2424 series of standards described in the letter as background Interest, such as solar radiation test (GB/T 2423.24) guidelines in GB/T 2424.14 in. Under these circumstances, in order to fully regulate Test showed that the required details of the source, regardless of the degree of correlation reference standards and norms compilers, and will point out the relevant reference summary standard. Such standards are listed in Chapter 5. 2.2 Storage GB/T 2424.19 gives the GB/T 2423 series of standards in the short to simulate the impact of long-term storage test guidelines, where applicable You should refer to the guidelines. 2.3 Installation GB/T 2423.43 purpose is to shock (GB/T 2423.5Ea) in the outline mentioned collision (GB/T 2423.6Eb), positive Chords and random vibration (GB/T 2423.10Fc and GB/T 2423.11Fd, GB/T 2423.12Fda, GB/T 2423.13Fdb, GB/T 2423.14Fdc) and steady-state acceleration (GB/T 2423.15Ga) and other test samples to be tested in the proposed installation requirements, the relevant norms We should pay attention to these requirements. Of course, these requirements also apply the provisions of Chapter 3 of "comprehensive" or "combined" test (including one or more test Test).

3 Terms and Definitions

Listed below are some common terms of reference GB/T 2421.1, after some editing. Other terms referring to GB/T 2421.1 and GB/T 2423. 3.1 Test is a series of full operation, if necessary, typically include the following. a) pre-treatment; b) initial detection; GB/T 2421.2-2008/IEC 60068-4. 1987 ......

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