EN ISO 16852-2010 5000 Flame arresters - Performance requirements test methods and limits for use《灭火器 性能要求 试验方法和使用限制》.pdf
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1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN ISO 16852:2010Flame arresters Performance requirements, test methods and limits for useCopyright European Committee for Standardization Provided by IHS under license with C
2、ENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN ISO 16852:2010 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 16852:2010.It is identical to ISO 16852:2008, including Cor 1:2008 and Cor 2:2009.It supersedes BS EN 12
3、874:2001, which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee FSH/23, Fire precautions in industrial and chemical plant. A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to in
4、clude all the necessaryprovisions of a contract. Users are responsible for its correctapplication. BSI 2011 ISBN 978 0 580 74465 5 ICS 13.220.10; 13.230 Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStand
5、ards Policy and Strategy Committee on 28 February 2011. Amendments issued since publicationDate Text affectedCopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EUROPEAN STANDARD NOR
6、ME EUROPENNE EUROPISCHE NORM EN ISO 16852 April 2010 ICS 13.220.10 Supersedes EN 12874:2001English Version Flame arresters - Performance requirements, test methods and limits for use (ISO 16852:2008, including Cor 1:2008 and Cor 2:2009) Arrte-flammes - Exigences de performance, mthodes dessai et lim
7、ites dutilisation (ISO 16852:2008, Cor 1:2008 et Cor 2:2009 inclus) Flammendurchschlagsicherungen - Leistungsanforderungen, Prfverfahren und Einsatzgrenzen (ISO 16852:2008, einschlielich Cor 1:2008 und Cor 2:2009) This European Standard was approved by CEN on 16 April 2010. CEN members are bound to
8、comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Man
9、agement 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 translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as
10、 the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Rom
11、ania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved
12、 worldwide for CEN national Members. Ref. No. EN ISO 16852:2010: ECopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN ISO 16852:2010 EN ISO 16852:2010 (E) 3 Foreword The text o
13、f ISO 16852:2008, including Cor 1:2008 and Cor 2:2009 has been prepared by Technical Committee ISO/TC 21 “Equipment for fire protection and fire fighting” of the International Organization for Standardization (ISO) and has been taken over as EN ISO 16852:2010 by Technical Committee CEN/TC 305 “Poten
14、tially explosive atmospheres - Explosion prevention and protection” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2010, and conflicting national
15、standards shall be withdrawn at the latest by October 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 held responsible for identifying any or all such patent rights. This document supersedes E
16、N 12874:2001. 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 EU Directive(s). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this do
17、cument. 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, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
18、 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 16852:2008, including Cor 1:2008 and Cor 2:2009 has been approved by CEN as a EN ISO 16852:
19、2010 without any modification. According to edition 2001 the following fundamental changes are given: explosion group IIA1, with a methane-air test mixture included; approval of in-line flame arrester (deflagration or detonation) limited to operational pressures less than or equal to the applied tes
20、t pressure; maximum limit for short time burning of 30 min extended; procedure for calculating the critical volume flow rate for endurance burning changed from a temperature to a time based criterion; testing of high velocity vent valves revised; testing of flow controlled apertures deleted; types o
21、f detonation flame arresters extended to four types. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN ISO 16852:2010EN ISO 16852:2010 (E) 4 ISO 16852 has been developed from
22、 existing national and international standards on flame arresters. These include the following standards: Z343-98 (Canada), 33CFR 154 (United States Coast Guard), UL 525 (Underwriter Laboratories, USA), IMO MSC/Circ. 677 (International Maritime Organization) and EN 12874 (European Committee for Stan
23、dardization). The requirements of ISO 16852 that deviate from those of EN 12874:2001 are detailed described below: 1) According its scope ISO 16852 is not applicable to flame arresters integrated in or combined with explosion protected equipment. So, in terms of Directive 94/9/EC, ISO 16852 covers p
24、rotective systems only and not explosion protected equipment. Furthermore ISO 16852 also does not cover other protective systems, which prevent flame transmission by suppression or isolation of explosions; these different techniques find their reflection in specific CEN standards. 2) ISO 16852 defin
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