NS EN ISO 3740 : 1ED 2001
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ACOUSTICS - DETERMINATION OF SOUND POWER LEVELS OF NOISE SOURCES - GUIDELINES FOR THE USE OF BASIC STANDARDS
01-06-2019
12-01-2013
CONTENTS
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Determination and declaration of sound
power levels
4.1 Reasons for the determination of sound power levels
4.2 Methodology
5 Noise declaration according to ISO 4871
6 Selection of the appropriate International standard
for determination of sound power levels
6.1 Quantities to be measured and determined
6.2 Considerations affecting choice of method
6.3 Synopsis
6.4 Test environments
6.5 Measurement uncertainty
6.6 Procedure for selection
Annex A (normative) Synopsis of basic International
Standards on sound power level determinations
Annex B (informative) Acoustical test environments
Annex C (informative) Factors affecting the choice
of measurement method
Annex D (informative) Guidance on the choice of
appropriate International Standard for determining
the sound power level of a sound source
Bibliography
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