GB/T 4214.2-2020 PDF in English
GB/T 4214.2-2020 (GB/T4214.2-2020, GBT 4214.2-2020, GBT4214.2-2020)
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| GB/T 4214.2-2020 | English | 225 |
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Test method for noise of household and similar electrical appliances--Particular requirements for vacuum cleaners
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| GB/T 4214.2-2008 | English | 474 |
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Household and similar electrical appliances -- Test code for determination of airborne acoustical noise -- Particular requirements for vacuum cleaners
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Standards related to (historical): GB/T 4214.2-2020
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GB/T 4214.2-2020: PDF in English (GBT 4214.2-2020) GB/T 4214.2-2020
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 97.080
Z 32
GB/T 4214.2-2020 / IEC 60704-2-1:2014
Replacing GB/T 4214.2-2008
Test method for noise of household and similar
electrical appliances - Particular requirements for
vacuum cleaners
(IEC 60704-2-1:2014, Household and similar electrical appliances - Test
code for determination of airborne acoustical noise - Part 2-1: Particular
requirements for vacuum cleaners, IDT)
ISSUED ON: JULY 21, 2020
IMPLEMENTED ON: FEBRUARY 01, 2021
Issued by: State Administration for Market Regulation;
Standardization Administration of the PRC.
Table of Contents
Foreword ... 3
1 Scope and object ... 5
2 Normative references ... 7
3 Terms and definitions ... 7
4 Measurement methods and acoustical environments ... 9
5 Instrumentation ... 9
6 Operation and location of appliances under test ... 10
7 Measurement of sound pressure levels ... 14
8 Calculation of sound pressure and sound power levels ... 15
9 Information to be recorded ... 15
10 Information to be reported ... 15
Annexes ... 18
Foreword
GB/T 4214 "Test method for noise of household and similar electrical
appliances" is divided into 7 parts:
- Part 1: General requirements;
- Part 2: Particular requirements for vacuum cleaners;
- Part 3: Particular requirements for dishwashers;
- Part 4: Particular requirements for washing machines and spin extractors;
- Part 5: Particular requirements for electric shavers;
- Part 6: Particular requirements for electric hair care appliances;
- Part 7: Particular requirements for tumbler dryers.
This Part is Part 2 of GB/T 4214. This Part is used in conjunction with GB/T
4214.1-2017.
The portion where this Part states “Application” indicates that the corresponding
provisions in GB/T 4214.1-2017 apply to this Part. For the portion where this
Part states “Replacement”, the provisions in this Part shall prevail. The portion
where this Part states “Addition” means that, in addition to complying with the
corresponding provisions in GB/T 4214.1-2017, the subclauses added in the
provisions of this Part shall also be complied with.
This Part is drafted in accordance with the rules given in GB/T 1.1-2009.
This Part replaces GB/T 4214.2-2008 "Household and similar electrical
appliances - Test code for determination of airborne acoustical noise - Particular
requirements for vacuum cleaners". Compared with GB/T 4214.2-2008, in
addition to editorial changes, the main technical changes are as follows:
- ADD test method for hard floor (see Clause 6);
- ADD values of measurement uncertainty (see 1.3);
- ADD the standard deviation for declaration and verification (see 1.101);
- Modify the definition of standard test carpet (see 3.103; 3.103 of the 2008
edition).
This Part, using translation method, is identical to IEC 60704-2-1:2014
"Household and similar electrical appliances - Test code for the determination
of airborne acoustical noise - Part 2-1: Particular requirements for vacuum
cleaners".
This Part has made the following editorial change:
- In order to unify the name of this series of standards, change the name of
this Part to "Test method for noise of household and similar electrical
appliances - Particular requirements for vacuum cleaners".
Attention is drawn to the possibility that some of the elements of this document
may be the subject of patent rights. The issuing authority of this document shall
not be held responsible for identifying any or all such patent rights.
This Part was proposed by China National Light Industry Council.
This Part shall be under the jurisdiction of National Standardization Technical
Committees on Household Electric Appliances (SAC/TC 46).
Drafting organizations of this Part: China Household Electric Appliance
Research Institute; Jiangsu Midea Cleaning Appliances Co., Ltd.; National
Household Appliance Quality Supervision and Inspection Center; Tineco
Intelligent Technology Co., Ltd.; Gree Electric Appliances, Inc. of Zhuhai;
Kingclean Electric Co., Ltd.; BSH Electrical Appliances (Jiangsu) Co., Ltd.;
Qingdao Haier Complete Appliance Service Co., Ltd.; Suzhou Chunhua
International Trade Co., Ltd.
Main drafters of this Part: Wu Meng, Zhou Lei, Xu Zhengang, Chen Fei, Wu
Wei, Qin Weihua, Li Jingkai, Yang Zhenqian, Chen Xian'e, Jiao Limin.
The previous editions of the standard replaced by this Part were released as
follows:
- GB/T 4214.2-2008.
Test method for noise of household and similar
electrical appliances - Particular requirements for
vacuum cleaners
1 Scope and object
This clause of GB/T 4214.1-2017 is applicable except as follows:
1.1 Scope
1.1.1 General
Replacement:
This Part of GB/T 4214 applies to electrical vacuum cleaners (including their
accessories and their component parts) for household use in or under
conditions similar to those in households.
This Part applies as it is to electrical vacuum cleaners operating in dry
conditions. Some additions and modifications for vacuum cleaners operating in
wet conditions are under consideration. How to test robotic cleaners is under
consideration for a future edition.
This Part does not apply to vacuum cleaners for industrial or professional
purposes.
1.1.2 Types of noise
Replacement:
The methods specified in GB/T 6881.2, GB/T 6881.3 and ISO 3744 can be used
for measuring noise emitted by electric vacuum cleaners.
1.1.3 Size of the source
Replacement:
The method specified in ISO 3744 is applicable to noise sources of any size.
When applying GB/T 6881.2 and GB/T 6881.3, care should be taken that the
maximum size of the appliance under test fulfils the requirements specified in
GB/T 6881.2 and GB/T 6881.3.
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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