EN 12094-7-2000 en Fixed Firefighting Systems - Components for Gas Extinguishing Systems - Part 7 Requirements and Test Methods for Nozzles for CO2 Systems (Incorporates Amendment .pdf

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1、BRITISH STANDARDBS EN 12094-7:2001IncorporatingAmendment No. 1Fixed firefighting systems Components for gas extinguishing systems Part 7: Requirements and test methods for nozzles for CO2systemsThis European Standard EN 12094-7:2000, with the incorporation of Amendment A1:2005, has the status of a B

2、ritish StandardICS 13.220.10;13.220.20BS EN 12094-7:2001This British Standard, having been prepared under the direction of the Health and Environment Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 February 2001 National forewordThis British

3、 Standard is the official English language version of EN 12094-7:2000, including amendment A1:2005.This European Standard is the subject to transitional arrangements agreed under a Commission mandate which is intended to lead to CE marking in support of the Construction Products Directive. In order

4、to allow for any changes in national regulations, the Member States have agreed atransition period of 21 months before CE marking becomes effective.The start and finish of text introduced or altered by amendment is indicated in the text by tags !“. Tags indicating changes to CEN text carry the numbe

5、r of the CEN amendment. For example, text altered by CEN amendment1:2005 is indicated by !“.The UK participation in its preparation was entrusted by Technical Committee FSH/18, Fixed firefighting systems, to Subcommittee FSH/18/6, Gaseous extinguishing media and systems, which has the responsibility

6、 to:A list of organizations represented on this subcommittee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “I

7、nternational Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue.A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application.Compliance with

8、a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and Europe

9、an developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 17, and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since publi

10、cationAmd. No. Date Comments16385 August 2006 See National forewordISBN 0 580 36567 0 BSI August 2006EUROPEAN STANDARDNORME EUROPENNE EUROPISCHE NORM EN 12094-7December 2000+A1January 2005ICS 13.220.10; 13.220.20 English versionFixed firefighting systems Components for gas extinguishingsystems Part

11、7: Requirements and test methods for nozzles for CO2systems(includes amendment A1:2005)Installations fixes de lutte contre lincendie Elments constitutifs des installations dextinction gaz Partie 7: Exigences et mthodes dessai pour les diffuseurs de systmes CO2(inclut lamendement A1:2005)Ortsfeste Br

12、andbekmpfungsanlagen Bauteile fr Lschanlagen mit gasfrmigen Lschmitteln Teil 7: Anforderungen und Prfverfahren fr Dsen fr CO2-Anlagen(enthlt Anderung A1:2005)This European Standard was approved by CEN on 18 November 2000; amendment A1:2005 was approved by CEN on 9 December 2004.CEN members are bound

13、 to 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 Man

14、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 Management Centre has the same status as the

15、official versions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.Management Centre: rue de stassart, 36 B-1

16、050 Brussels 2000 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGRef. No. EN 12094-7:2000 + A1:2005: EPage 2EN 12094-7:2000 BSI 02-2001Contents P

17、ageForeword. 3Introduction 51Scope. 52 Normative references. 53 Terms and definitions 54 Requirements 64.1 General design 64.2 Connection threads . 64.3 Nozzle opening cross section 74.4 Nozzle protection covers . 74.5 Flow rate 74.6 Distribution characteristics 74.7 Resistance to pressure and heat.

18、 74.8 Resistance to heat and cold shock 74.9 Resistance to corrosion. 84.10 Resistance to stress corrosion 84.11 Resistance to vibration 84.12 Documentation 85 Type test methods 85.1 Conditions . 85.2 Samples and order of tests . 85.3 Compliance . 95.4 Determination of distribution characteristics 9

19、5.5 Determination of flow rate . 115.6 Test for resistance to pressure and heat . 115.7 Test for resistance to heat and cold shock . 115.8 Nozzle cover . 125.9 Test for resistance to corrosion . 125.10 Test for resistance to stress corrosion125.11 Test for resistance to vibration . 126Marking 137 Ev

20、aluation of conformity . 137.1 General 137.2 Initial type testing. 137.3 Factory production control (FPC) .13Annex ZA (informative) Clauses of this European Standard addressing the provisions of theEU Construction Products Directive 14Bibliography . 173DJH(1%6,)RUHZRUG7KLV (XURSHDQ 6WDQGDUG KDV EHHQ

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27、LQJGHYLFHVIRU&2ORZSUHVVXUHVVWHPV3DUW5HTXLUHPHQWVDQGWHVWPHWKRGVIRUSLSHKDQJHUV3DUW5HTXLUHPHQWVDQGWHVWPHWKRGVIRUFRPSDWLELOLWRIFRPSRQHQWV$FFRUGLQJ WR WKH &(1&(1(/(& ,QWHUQDO 5HJXODWLRQVWKH QDWLRQDO VWDQGDUGV RUJDQLDWLRQV RI WKH IROORZLQJFRXQWULHV DUH ERXQG WR LPSOHPHQW WKLV (XURSHDQ 6WDQGDUG $XVWULD%HOJ

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29、of which is held by BSI.This Amendment to the European Standard EN 12094-7:2000 shall be given the status of a national standard,either by publication of an identical text or by endorsement, at the latest by July 2005, and conflicting nationalstandards shall be withdrawn at the latest by July 2005.T

30、his document has been prepared under a mandate given to CEN by the European Commission and theEuropean Free Trade Association, and supports essential requirements of EU Directive 89/106/EEC.For relationship with EU Directive, see informative Annex ZA, which is an integral part of this document.This

31、Amendment A1 to EN 12094-7 changes the scope, 4.6, 5.4, 5.5 and Annex ZA.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic,Denmark, Estonia, Finland

32、, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerlandand United Kingdom. BSI 02-2001Page 4EN 12094-7:2000%6,QWURGXFWLRQ,W KDV EHHQ DVVXPHG LQ WKH SUHSDUDWLRQ RI WKLV VWDQ

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