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GB/T 20290-2016 English PDF (GBT20290-2016)

GB/T 20290-2016 English PDF (GBT20290-2016)

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GB/T 20290-2016: Electric dishwashers for household use -- Methods for measuring the performance

This Standard applies to electric dishwashers for household use that are supplied with hot and/or cold water. The object of this Standard is to state and define the principal performance characteristics of electric dishwashers for household use and to describe the methods of measuring these characteristics.
GB/T 20290-2016
ICS 97.040.40
Y 62
Replacing GB/T 20290-2006
Electric dishwashers for household use -
Methods for measuring the performance
(IEC 60436.2012, MOD)
Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
Table of Contents
Foreword ... 5
Introduction ... 7
1 Scope ... 8
2 Normative references ... 8
3 Terms and definitions ... 9
4 List of measurements ... 12
5 General conditions for measurements ... 12
5.1 General ... 12
5.2 Conditioning of the machine under test and sequence of test
procedures ... 13
5.3 Electricity supply for machines ... 14
5.4 Test programme ... 14
5.5 Ambient conditions ... 15
5.6 Water supply ... 15
5.7 Detergent ... 16
5.8 Rinse agent ... 17
5.9 Salt ... 17
6 Cleaning performance ... 18
6.1 General and purpose ... 18
6.2 Load ... 18
6.3 Soiling agents ... 19
6.4 Preparation and application of soiling agents ... 19
6.5 Drying of the soiled dishes ... 29
6.6 Loading and operating... 30
6.7 Evaluation... 31
6.8 Results ... 35
7 Drying performance ... 36
7.1 General and purpose ... 36
7.2 Load ... 36
7.3 Loading and operating... 36
7.4 Evaluation... 37
7.5 Expressing results ... 40
8 Energy consumption, water consumption and time ... 40
8.1 General and purpose ... 40
8.2 Method of measurement ... 41
9 Airborne acoustical noise ... 43
Annex A (normative) Place settings and serving pieces ... 44
Annex B (informative) Illustration of soil distribution ... 47
Annex C (normative) Test materials for laboratories ... 49
Annex D (normative) Description of the reference dishwasher (Type 1) ... 52 Annex E (informative) Addresses of suppliers ... 57
Annex F (normative) Microwave oven and through-circulation thermal cabinet ... 62
Annex G (informative) Guidelines for assessing cleaning performance ... 65 Annex H (normative) Test enclosure for built-in dishwasher ... 67
Annex I (informative) Flow chart - test sequence for GB/T 20290 ... 68
Annex J (normative) Shade chart ... 69
Annex K (informative) Test report format ... 71
Annex L (informative) Adjusting water consumption in the reference dishwasher ... 74
Annex M (normative) Description of the reference machine (Type 2) ... 76 Annex N (normative) Additional aspects of the energy consumption of
dishwashers ... 82
Annex O (informative) Chinese standard tableware specifications ... 88
Bibliography ... 89
This Standard is drafted in accordance with the rules given in GB/T1.1-2009. This Standard replaces GB/T 20290-2006 ?€?Electric dishwashers for household use - Methods for measuring the performance?€?.
The main differences between this Standard and GB/T 20290-2006 are as follows. - GB/T 20290-2006 is identical to IEC 60436.2004, while this Standard is equivalent to IEC 60436.2012;
- ADD IEC 62301 in Clause 2 as a normative reference;
- ADD 3.16, definition of off mode, 3.17, definition of left on mode and 3.18, definition of delay start mode in Clause 3;
- REVISE reference dishwasher annex in 5.1;
- In Clause 6 ?€?Cleaning performance?€?. revise ?€?Conversion?€?, ?€?Pre- heating the microwave oven?€? and ?€?Figure 1 Position of the glasses on the microwave turntable?€? in ?€?Cooking process?€?;
- REVISE the relevant contents of Annex A (informative) ?€?Place settings and serving pieces?€?;
- DELETE Annex B (normative) ?€?AHAM-type load?€?;
- ADD Annex E (informative) ?€?Addresses of suppliers?€?;
- REVISE the relevant contents of Annex F (normative) ?€?Microwave oven and through-circulation thermal cabinet?€?;
- ADD Annex M (normative) ?€?Description of the reference machine (Type 2)?€?; - ADD Annex N (normative) ?€?Additional aspects of the energy consumption of dishwashers?€?;
- ADD Annex O (informative) ?€?Chinese standard tableware specifications?€?. This Standard uses the re-drafting method to modify IEC 60436.2012 (Ed 3.2) ?€?Electric dishwashers for household use - Methods for measuring the performance?€?. The differences between this Standard and IEC 60436.2012 are.
- DELETE AHAM DW-1.2003. Performance testing methods for household electric dishwashers in Clause 2, the reason is that the AHAM-type load is deleted in this Standard;
- DELETE Annex B (normative) AHAM-type load, the sequence number of other annexes is adjusted in turn, and add the Annex O (informative) ?€?Chinese standard tableware specifications?€? at the end, putting forward relevant requirements for domestic standard test tableware.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing organizations of this document shall not be held responsible for identifying any or all such patent rights.
This Standard is proposed by China Light Industry Federation.
This Standard is under the jurisdiction of National Technical Committee on Household Electrical Appliances of Standardization Administration of China (SAC/TC 46). Drafting organizations of this Standard. China Household Electrical Appliances Research Institute, Shunde Media Washing Wlectrical Manufacturing Co., Ltd., Qingdao Haier Dishwasher Co., Ltd., Zhongshan Galanz Daily Electric Co., Ltd., BSH Electric (Jiangsu) Co., Ltd., Jiangsu Oberon Dishwashing Equipment Manufacturing Co., Ltd., National Household Electrical Appliances Quality Supervision and Inspection Center.
Main drafters of this Standard. Lu Jianguo, Zhu Yan, Liang Honghu, Lin Jiaming, Jiang Zhicun, Yue Jingsong, Guan Haiyan, Peng Sujuan.
The previous edition of the standard replaced by this Standard is as follows. - GB/T 20290-2006.
In 1996, IEC subcommittee 59A charged its Wo...

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