GB/T 18699.1-2002Acoustics -- Determination of sound insulation Performances of enclosures -- Part 1: Measurements under laboratory conditions (for Declaration purposes) (English PDF)
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China
Level / Type
National · Recommended
Issue date
March 26, 2002
Implementation date
October 1, 2002
Scope
GB/T 18699.1-2002 (Acoustics -- Determination of sound insulation Performances of enclosures -- Part 1: Measurements under laboratory conditions (for Declaration purposes)) is available as an English-translated PDF.
GB/T 18699.1-2002 — This standard specifies the small machines sound insulation performances of enclosures (insertion loss) measurement laboratory methods. The so-called " laboratory conditions " refers to the test conditions and test environment in accordance with Table 1 in the selection of the relevant standards.
This standard applies only to the overall noise enclosures, acoustic cover does not apply to individual components of measurement.
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Document preview — GB/T 18699.1-2002
National Standard of the People's Republic of China
- ICS
- 17.140.01
- Classification
- Z 32
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the small machines sound insulation performances of enclosures (insertion loss) measurement laboratory methods. The so-called " laboratory conditions " refers to the test conditions and test environment in accordance with Table 1 in the selection of the relevant standards. This standard applies only to the overall noise enclosures, acoustic cover does not apply to individual components of measurement. Note: an acoustic cover of the individual components (such as: siding, doors, windows, muffler, etc.) should sound insulation performance of other relevant standard measurement, 2 live acoustic cover measurement noise attenuation see Part 2 of this standard, acoustic measuring between the see IS0 11957.
Document data
International classification (ICS): 17.140.01.
Chinese classification (CCS): Z32.
Estimated length of the Chinese original: 15,116 words.
Adopted international standard: ISO 11546-1-1995, MOD.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 10 pages — is available in the English PDF.
Referenced standards
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GB/T 18699.1-2002
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