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GB/T 22759-2008: Test methods for reliability of household and similar refrigerating appliances
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 22759-2008 | English | 329 |
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Test methods for reliability of household and similar refrigerating appliances
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GB/T 22759-2008
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Basic data | Standard ID | GB/T 22759-2008 (GB/T22759-2008) | | Description (Translated English) | Test methods for reliability of household and similar refrigerating appliances | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y61 | | Classification of International Standard | 97.040.30 | | Word Count Estimation | 14,159 | | Date of Issue | 2008-12-30 | | Date of Implementation | 2009-07-01 | | Quoted Standard | GB/T 2422; GB/T 3187; GB/T 4086.2; GB 4706.13; GB/T 5080.4; GB/T 5080.7-1986; GB/T 8059 | | 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 the test requirements for household and similar purposes refrigerating appliances (hereinafter referred to as appliances) reliability qualification and reliability acceptance testing, trial, fault analysis and disposition statistics, determination of test results, records and test reports test. This standard applies to motor driven compression type for household and similar purposes refrigerator, freezer, refrigerator freezer, frost-free freezer, frost-free refrigerator-freezer, frost frozen food storage cabinets and food freezers frost. | GB/T 22759-2008: Test methods for reliability of household and similar refrigerating appliances---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 for reliability of household and similar refrigerating appliances
ICS 97.040.30
Y61
National Standards of People's Republic of China
Household and similar refrigerating appliances
Reliability Test Methods
Posted 2008-12-30
2009-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and Symbols 1
General Description 3 4
5 3 Test Requirements
6 Test 5
Fault analysis and statistical processing 7 7
78 determination of test results
Test records and test reports 9 7
Appendix A (informative) Typical trouble and classification 9
The formula in Appendix B (Informative Appendix) MTBF verify the value of 10
Foreword
The Standard Appendix A, Appendix B are informative appendices.
The standard proposed by China National Light Industry Council.
This standard by the National Standardization Technical Committee appliances (SAC/TC46) centralized.
This standard is drafted by. Haier Group.
Participated in the drafting of this Standard. China Household Electrical Appliances Research Institute, Guangzhou CVC Certification Testing Co., Ltd., China Household Electrical Appliances Association, Suzhou
Samsung Electronics Co., Ltd., Hisense Kelon Electrical Holdings Company Limited, Midea Group Co., Ltd., Jiangsu Snow electrical company, Wuxi
Little Swan Co., Ltd., Henan Xinfei Electric Co. Ltd., Electrolux (China) Electric Co., Ltd., BSH Home Appliances Limited
Secretary Chen Jia Appliance Co., Ltd. Ningbo.
The main drafters of this standard. After Yang Zhai, Wang Bin, Zhuyao Chang Dai Chee Chong, Cai Ning, Chen L, Jiang Feng, Xie Zhuang Germany, Fan Wei, Yan Xi kinds,
Zhou Xiaobo, Zhang, Di Hongxuan, Zhao Yuqin Wang Xi, Shen Li double, Li Xiaodong, Zhang Shaojun, Wan Chunhui.
This standard was first published.
Household and similar refrigerating appliances
Reliability Test Methods
1 Scope
This standard specifies the test for household and similar purposes refrigerating appliances (hereinafter referred to as the appliance) Reliability Qualification and Reliability Acceptance Test
Requirements, testing, failure analysis and disposition statistics, test results to determine, record and report test test.
This standard applies to motor-driven compression for household and similar purposes freezers, freezers, refrigerator-freezers, frost-free freezers, frost cold
Tibetan freezers, frost-free frozen food storage cabinets and food freezers frost.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 2422 electric and electronic products environmental testing terminology (GB/T 2422-1995, eqv IEC 60068-5-2.1990)
GB/T 3187 reliability, maintainability terms (GB/T 3187-1994, IEC 60050-191.1991, IDT)
GB/T 4086.2 Tables for statistical distributions Χ2 distribution
Particular requirements GB 4706.13 Household and similar electrical appliances - Safety refrigerating appliances, ice-cream machines and ice machines (GB 4706.13-
2004, IEC 60335-2-24.2000, IDT)
GB/T 5080.4 Equipment reliability testing reliability test of the measurement point estimates and confidence intervals method (exponential distribution)
(GB/T 5080.4-1985, neqIEC 60605-4. 1978)
GB/T 5080.7-1986 Equipment reliability testing efficiency constant failure rate assumption under the MTBF of the verification test
Inspection program (IEC 60605-7. 1978, IDT)
GB/T 8059 (all parts) for household refrigerating appliances
3 Terms and symbols
GB/T 2422 and GB/T 3187 and established the following terms and definitions apply to this standard.
3.1 Terms
3.1.1
Product under specified conditions and within the specified time interval ability to complete the required function.
3.1.2
Adjacent average working time between two failures, called MTBF. It only applies to repairable products.
3.1.3
θL, θU
Under the experimental conditions, the possible range of real MTBF. That is, under the provisions of the confidence interval of MTBF estimate. θU called home
Letter ceiling; θL called lower confidence limit.
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