BS EN 12259-4-2000 Fixed firefighting systems Components for sprinkler and water spray systems Water motor alarms《固定灭火系统 喷洒器和喷水系统用元部件 水动机警报器》.pdf

1、BRITISH STANDARD BS EN 12259-4:2000 Incorporating Amendment No. 1 and Corrigendum No. 1 Fixed firefighting systems Components for sprinkler and water spray systems Part 4: Water motor alarms The European Standard EN 12259-4:2000, with the incorporation of Amendment A1:2001, has the status of a Briti

2、sh Standard ICS 13.220.20 BS EN 12259-4:2000 This British Standard, having been prepared under the direction of the Health and Environment Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 15 May 2001 BSI 24 October 2002 ISBN 0

3、580 34114 3 National foreword This British Standard is the official English language version of EN 12259-4:2000, including amendment A1:2001. 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

4、 Construction Products Directive. In order to allow for any changes in national regulations, the Member States have agreed a transition period. This period (date of applicability) started with an announcement in the Official Journal of the European Communities(OJ) on 1 January 2002. The transition p

5、eriod will end on 1 January 2003. The UK participation in its preparation was entrusted by Technical Committee FSH/18, Fixed firefighting systems, to Subcommittee FSH/18/2, Sprinklers, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on reques

6、t to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Ele

7、ctronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to

8、 understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document co

9、mprises a front cover, an inside front cover, the EN title page, pages 2 to 27 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Sidelining in this document indicates the most recent changes by amendment. Amendments issued since publicat

10、ion Amd. No. Date Comments 12024 21 December 2001 Indicated by a sideline 13883 Corrigendum No. 1 24 October 2002 Revision of national forewordEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12259-4 February 2000+ A1February 2001 ICS 13.220.20; 13.320 English version Fixed firefighting systems

11、Components for sprinkler and water spray systems Part 4: Water motor alarms (includes amendment A1:2001) Installations fixes de lutte contre lincendie Composants des systmes dextinctions du type Sprinkleur et pulvrisation deau Partie 4: Turbines hydrauliques dalarmes ( inclut lamendement A1:2001) Or

12、tsfeste Lschanlagen Bauteile fr Sprinkler- und Sprhwasseranlagen Teil 4: Wassergetriebene Alarmglocken (enthlt nderung A1:2001) This European Standard was approved by CEN on 17 December 1999. Amendment A1:2001 was approved by CEN on 20 January 2001. CEN members are bound to comply with the CEN/CENEL

13、EC 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 Central Secretariat or to any CE

14、N 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 Central Secretariat has the same status as the official versions. CEN m

15、embers 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. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALIS

16、ATION EUROPISCHES KOMITEE FR NORMUNG Central Secretariat: rue de Stassart, 36 B-1050 Brussels 2000 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12259-4:2000 + A1:2001 EPage 2 EN 12259-4:2000 BSI 21 December 2001 Contents Page Fo

17、reword 3 1 Scope 6 2 Normative references 6 3 Terms and definitions 7 4 Construction requirements 7 5 Performance requirements 8 6 Marking 9 7 Installation and maintenance 10 8 Evaluation of conformity 10 Annex A (normative) Pressure resistance test 12 Annex B (normative) Temperature resistance test

18、 13 Annex C (normative) Resistance to ageing tests 15 Annex D (normative) Water immersion resistance test 17 Annex E (normative) Operation test 18 Annex F (normative) Sound level test 19 Annex G (normative) K-factor test 21 Annex H (informative) Typical testing schedule for water motor alarms 22 Ann

19、ex ZA (informative) Clauses of this European Standard addressing the provisions of the EU Construction Products Directive 23 Bibliography 27Page 3 EN 12259-4:2000 BSI 21 December 2001 Foreword This European Standard has been prepared by Technical Committee CEN/TC 191, Fixed firefighting systems, the

20、 Secretariat of which is held by BSI. 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 August 2000, and conflicting national standards shall be withdrawn at the latest by August 2000. This European

21、 Standard 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). According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are

22、bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. This part of EN 12259 is one of a number of European Standard

23、s prepared by CEN/TC 191 covering components for automatic sprinkler and water spray systems. They are included in a series of European Standards planned to cover: a) automatic sprinkler systems (EN 12259 1) ); b) carbon dioxide systems (EN 12094 1) ); c) powder systems (EN 12416 1) ); d) explosion

24、protection systems (EN 26184 1) ); e) foam systems (EN 13565 1) ); f) gas systems (EN ISO 14520 and EN 12094) 1) ; g) hydrant and hose reel systems (EN 671 1) ); h) smoke and heat control systems (EN 12101 1) ); i) water spray systems 1) .1)Under preparation.Page 4 EN 12259-4:2000 BSI 21 December 20

25、01 EN 12259 has the general title Fixed firefighting systems - Components for sprinkler and water spray systems, and will consist of the following parts: Part 1: Sprinklers; Part 2: Wet alarm valve assemblies; Part 3: Dry alarm valve assemblies; Part 4: Water motor alarms; Part 5: Water flow detecto

26、rs; Part 6: Pipe couplings; Part 7: Pipe hangers; Part 8: Pressure switches; Part 9: Deluge alarm valve assemblies; Part 10: Multiple controls; Part 11: Medium and high velocity water sprayers; Part 12: Pump sets. Annexes A, B, C, D, E, F and G give test methods and are normative. Annex H gives an e

27、xample of a test schedule suitable for type approval of conventional designs and is informative. Where reference is made to the application of components having imperial dimensions, it has been necessary to use imperial units where appropriate. This standard is to be entrusted for use to qualified a

28、nd experienced organisations which have a capability to design and manufacture to recognized international standards.Page 5 EN 12259-4:2000 BSI 21 December 2001 Foreword to amendment A1 This amendment EN 12259-4:2000/A1:2001 to the EN 12259-4:2000 has been prepared by Technical Committee CEN/TC 191,

29、 Fixed fire fighting systems, the Secretariat of which is held by BSI. This amendment to the European Standard EN 12259-4:2000 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). Fo

30、r relationship with EU Directive(s), see informative annex ZA, which is an integral part of this standard. It forms one part of EN 12259, covering components for automatic sprinkler systems and is included in a series of European Standards planned to cover: a) automatic sprinkler systems (EN 12259 b

31、) gaseous extinguishing systems (EN 12094) 1 ; c) powder systems (EN 12416) 1 ; d) explosion protection systems (EN 26184); e) foam systems (EN 13565); f) hydrant and hose reel systems (EN 671); g) smoke and heat control systems (EN 12101) 1 ; h) water spray systems 1 . EN 12259 has the general titl

32、e, Fixed fire fighting systems Components for sprinkler and water spray systems, and will subdivided as follows: Part 1: Sprinklers; Part 2: Wet alarm valve assemblies; Part 3: Dry alarm valve assemblies; Part 4: Water motor alarms; Part 5: Water flow detectors; Part 6: Pipe couplings; Part 7: Pipe

33、hangers; Part 8: Pressure switches; Part 9: Deluge alarm valve assemblies; Part 10: Multiple controls; Part 11: Medium and high velocity water sprayers; Part 12: Sprinkler pump sets.Page 6 EN 12259-4:2000 BSI 21 December 2001 Annexes A, B, C, D, E, F and G, give test methods and are normative. Annex

34、 H gives an example of a test schedule suitable for type approval of conventional designs, and is informative. Introduction Where reference is made to the application of components having imperial dimensions it has been necessary to use imperial units where appropriate. This standard is to be entrus

35、ted for use to qualified and experienced organizations which have a capability to design and manufacture systems complying with recognized international standards. 1 Scope This part of EN 12259 specifies requirements for construction and performance of water motor alarms for use in conjunction with

36、alarm valves conforming to EN 12259-2, EN 12259-3 and prEN 12259-9:1999 used in automatic sprinkler systems complying with prEN 12845:1997 and water spray systems conforming to the relevant European Standard 1) . Type approval tests and a recommended test schedule for type approval testing are also

37、given. Auxiliary components or attachments to water motor alarms are not covered by this part of EN 12259. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in t

38、he text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to

39、applies (including amendments). EN 12259-2 Fixed firefighting systems - Components for sprinkler and water spray systems - Part 2: Wet alarm valve assemblies. EN 12259-3 Fixed firefighting systems - Components for sprinkler and water spray systems - Part 3: Dry alarm valve assemblies. prEN 12259-9:1

40、999 Fixed firefighting systems - Components for sprinkler and water spray systems - Part 9: Deluge valves.1)Under preparation.Page 7 EN 12259-4:2000 BSI 21 December 2001 prEN 12845:1997 Fixed firefighting systems - Automatic sprinkler systems - Design and installation. ISO 7-1 Pipe threads where pre

41、ssure-tight joints are made on the threads - Part 1: Dimensions, tolerances and designation. 3 Terms and definitions For the purposes of this standard, the following terms and definitions apply. 3.1 water motor alarm hydraulically actuated alarm device fitted to an alarm valve to provide a local aud

42、ible alarm when the sprinkler installation operates 3.2 alarm valve check valve, of the wet, dry or deluge type that also initiates the water motor alarm when the sprinkler installation operates 3.3 pelton wheel device which is rotated by the impingement of a water jet 3.4 rated working pressure max

43、imum pressure at which the device is intended to operate 3.5 minimum response pressure lowest pressure at the water motor alarm inlet which causes rotating parts to turn continuously 4 Construction requirements 4.1 Connections 4.1.1 All threaded waterway connections shall comply with ISO 7-1. 4.1.2

44、The water motor alarm shall have: a) a threaded opening for the water supply of not less than 20 mm nominal diameter; and b) a threaded drain connection with a cross-sectional area of at least 50 times the cross-sectional area of the water motor alarm nozzle bore.Page 8 EN 12259-4:2000 BSI 21 Decemb

45、er 2001 4.2 Nozzles 4.2.1 Nozzles shall be made of bronze, brass, monel metal or austenitic stainless steel. 4.2.2 Nozzles shall have a bore of not less than 3 mm diameter. 4.3 Strainers The water motor alarm shall have a strainer which shall be either integral with the casing or fitted immediately

46、upstream of the water motor alarm inlet connection. The strainer shall be made of bronze, brass, monel metal or austenitic stainless steel. The strainer shall be accessible for cleaning. The strainer mesh shall have openings with a maximum dimension not more than two-thirds of the nozzle bore diamet

47、er. The total area of openings in the strainer mesh shall be not less than 10 times the cross-section of the nozzle bore. 4.4 Enclosures The moving parts of the water motor alarm shall be covered. Enclosures of the moving parts shall protect against sedimentation, weather, birds and vermin. 4.5 Bear

48、ings All bearings shall be maintenance free. 5 Performance requirements NOTE A testing schedule and example of test specimen numbers for water motor alarms is given in Table H.1. 5.1 Resistance to pressure The water motor alarm inlet and any strainer assembly shall withstand a pressure of 24 bar for

49、 a period of 5 min without leakage or failure when tested in accordance with annex A. 5.2 Resistance to high and low temperatures When tested in accordance with annex B, after exposure to high and low temperatures, the water motor alarm shall be capable of sounding at inlet pressures between 0,5 bar and 12 bar. 5.3 Resistance of non-metallic elements to ageing 5.3.1 After ageing of non-metallic elements in air in accordance with C.2 there shall be no crackin