1、BS EN ISO11957:2009ICS 17.140.01NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAcoustics Determination ofsound insulationperformance of cabins Laboratory and insitu measurements(ISO 11957:1996)This British Standardwas published under theauthority of the Standar
2、dsPolicy and StrategyCommittee on 30 April2010 BSI 2010ISBN 978 0 580 67689 5Amendments/corrigenda issued since publicationDate CommentsBS EN ISO 11957:2009National forewordThis British Standard is the UK implementation of EN ISO 11957:2009.It is identical to ISO 11957:1996. It supersedes BS EN ISO
3、11957:1997which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee EH/1/4, Machinery noise.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionso
4、f a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN ISO 11957August 2009ICS 17.140.01 Supersedes EN ISO 11957:1996 English VersionAcoustics - Determination of
5、 sound insulation performance ofcabins - Laboratory and in situ measurements (ISO 11957:1996)Acoustique - Dtermination des performances disolationacoustique des cabines - Mesurages en laboratoire et insitu (ISO 11957:1996)Akustik - Messung der Schalldmmung vonSchallschutzkabinen - Messungen im Labor
6、 und imEinsatzfall (ISO 11957:1996)This European Standard was approved by CEN on 3 August 2009.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-dat
7、e lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the r
8、esponsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, I
9、celand, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: Avenue M
10、arnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN ISO 11957:2009: EBS EN ISO 11957:2009EN ISO 11957:2009 (E) 3 Foreword The text of ISO 11957:1996 has been prepared by Technical Committee ISO/TC 43 “Acous
11、tics” of the International Organization for Standardization (ISO) and has been taken over as EN ISO 11957:2009 by Technical Committee CEN/TC 211 “Acoustics” the secretariat of which is held by DS. This European Standard shall be given the status of a national standard, either by publication of an id
12、entical text or by endorsement, at the latest by January 2010, and conflicting national standards shall be withdrawn at the latest by January 2010. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be he
13、ld responsible for identifying any or all such patent rights. This document supersedes EN ISO 11957:1996. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EC Directives. For relatio
14、nship with EC Directives, see informative Annexes ZA and ZB, which are integral parts of this document. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus
15、, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 1195
16、7:1996 has been approved by CEN as a EN ISO 11957:2009 without any modification. BS EN ISO 11957:2009EN ISO 11957:2009 (E) 4 Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 98/37/EC This European Standard has been prepared under a man
17、date given to CEN by the European Commission and the European Free Trade Association to provide a means of conforming to Essential Requirements of the New Approach Directive 98/37/EC, amended by 98/79/EC on machinery. Once this standard is cited in the Official Journal of the European Communities un
18、der that Directive and has been implemented as a national standard in at least one Member State, compliance with the normative clauses of this standard confers, within the limits of the scope of this standard, a presumption of conformity with the relevant Essential Requirements of that Directive and
19、 associated EFTA regulations. WARNING - Other requirements and other EU Directives may be applicable to the product(s) falling within the scope of this standard. BS EN ISO 11957:2009EN ISO 11957:2009 (E) 5 Annex ZB (informative) Relationship between this European Standard and the Essential Requireme
20、nts of EU Directive 2006/42/EC This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association to provide a means of conforming to Essential Requirements of the New Approach Directive 2006/42/EC on machinery. Once this standard
21、 is cited in the Official Journal of the European Communities under that Directive and has been implemented as a national standard in at least one Member State, compliance with the normative clauses of this standard confers, within the limits of the scope of this standard, a presumption of conformit
22、y with the relevant Essential Requirements of that Directive and associated EFTA regulations. WARNING Other requirements and other EU Directives may be applicable to the product(s) falling within the scope of this standard. BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:
23、2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009BS EN ISO 11957:2009This page deliberately left blankBS EN ISO11957:2009BSI GroupHeadquarters 389Chiswick High Road,
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