GB/T 4214.10-2021Test method for noise of household and similar electrical appliances - Procedure for determining and verifying declared noise emission values (English PDF)
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
November 26, 2021
Implementation date
November 26, 2021
Scope
GB/T 4214.10-2021 (Test method for noise of household and similar electrical appliances - Procedure for determining and verifying declared noise emission values) is available as an English-translated PDF.
GB/T 4214.10-2021 is the Chinese standard "Test method for noise of household and similar electrical appliances - Procedure for determining and verifying declared noise emission values".
Its scope clause reads: This Document describes procedures for determining and verifying the declared values of the noise emitted by household and similar appliances.
This Document applies to all categories of household and similar electrical appliances covered by IEC 60704-1 and IEC 60704-2. This Document applies to appliances being produced in quantity (in series, batches, lots) manufactured to the same technical specification and characterized by the same labeled value of noise emission.
This Document considers the term "declaration" to include all means for providing information on the noise emission values to potential users (consumers) of the appliances; this includes labels, brochures, advertisements, commercial and technical information papers, etc.; This Document considers the declaration for appliances manufactured by mass production, with the same declared value for the lot (batch); This Document specifies a simple statistical method for verifying the declared values by investigating a sample of only three appliances.
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Document preview — GB/T 4214.10-2021
National Standard of the People's Republic of China
Issued by: SAMR; SAC
Contents
- Foreword3
- Introduction6
- 1 Scope8
- 2 Normative References8
- 3 Terms and Definitions9
- 4 General14
- 5 Verification of Declared Noise Emission Values15
- 6 Determination of Noise Emission Values for Declaration16
- Annex B (Informative) Verification of Noise Emission Values - Examples20
- Annex C (Informative) Determination of Noise Emission Values - Examples21
- Bibliography24
1 Scope
This Document describes procedures for determining and verifying the declared values of the noise emitted by household and similar appliances.
This Document applies to all categories of household and similar electrical appliances covered by IEC 60704-1 and IEC 60704-2.
This Document applies to appliances being produced in quantity (in series, batches, lots) manufactured to the same technical specification and characterized by the same labeled value of noise emission.
This Document considers the term "declaration" to include all means for providing information on the noise emission values to potential users (consumers) of the appliances; this includes labels, brochures, advertisements, commercial and technical information papers, etc.;
This Document considers the declaration for appliances manufactured by mass production, with the same declared value for the lot (batch);
This Document specifies a simple statistical method for verifying the declared values by investigating a sample of only three appliances.
2 Normative References
The provisions in following documents become the essential provisions of this Document through reference in 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) is applicable to this Document.
IEC 60704-1:1997 Household and Similar Electrical Appliances - Test Code for the
Determination of Airborne Acoustical Noise - Part 1: General Requirements
IEC 60704-2 (all parts) Household and Similar Electrical Appliances - Test Code for the
Determination of Airborne Acoustical Noise - Part 2: Particular Requirements
GB/T 21551.1 | GB/T 19606 | GB 8877 | GB/T 4214.19 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Normative references
IEC 60704
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Related Standards
GB/T 4214.1-2017 — Test method for noise of household and similar electrical appliances -- General requirements
GB/T 4214.11-2021 — Test method for noise of household and similar electrical appliances - Particular requirements for electrically-operated food preparation appliances
GB/T 4214.12-2021 — Test method for noise of household and similar electrical appliances - Particular requirements for fan heaters
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