1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58spray systems Part 3: Dry alarm valve assembliesThe European Standard EN 12259-3:2000, with the inc
2、orporation of Amendments A1:2001 and A2:2005, has the status of a British StandardICS 13.220.20Fixed firefighting systems Components for sprinkler and water BRITISH STANDARDBS EN 12259-3:2000 Incorporating Amendments Nos. 1 and 2 and Corrigendum No. 1BS EN 12259-3:2000This British Standard, having b
3、een 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 August 2000 BSI 2006ISBN 0 580 34113 5A list of organizations represented on this subcommittee can be obtained o
4、n 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 Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the B
5、SI Electronic 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.promulgate th
6、em in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 54, an inside back cover 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 m
7、ost recent changes by amendment.Amendments issued since publicationAmd. No. Date Comments12023 21 December 200113882 Corrigendum No. 124 October 2002 Revision of national foreword16358 30 June 2006 Indicated by a sidelinewhich has the responsibility to: aid enquirers to understand the text; present
8、to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and National forewordThis British Standard is the official English language version of EN 12259-3:
9、2000, including amendments A1:2001 and A2:2005.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 to allow for any changes in national regulations, th
10、e Member States have agreed a transition period.The UK participation in its preparation was entrusted by Technical Committee FSH/18, Fixed firefighting systems, to Subcommittee FSH/18/2, Sprinklers, EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12259-3 May 2000 + A1 + A2 February 2001 Novembe
11、r 2005 ICS 13.220.20; 13.320 English version Fixed firefighting systems Components for sprinkler and water spray systems Part 3: Dry alarm valve assemblies (includes amendments A1:2001 and A2:2005) Sytmes fixes de lutte contre lincendie Composants des systmes sprinkleurs et pulvrisation deau Partie
12、3: Postes dalarme sous air (inclut les amendements A1:2001 et A2:2005) Ortsfeste Lschanlagen Bauteile fr Sprinkler- und Sprhwasseranlagen Teil 3: Trockenalarmventile und Zubehr (enthlt nderungen A1:2001 und A2:2005) This European Standard was approved by CEN on 17 December 1999. Amendment A1:2001 wa
13、s approved by CEN on 20 January 2001 and amendment A2:2005 was approved by CEN on 19 October 2005. CEN members are bound 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-t
14、o-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat 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
15、 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 members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Icel
16、and, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNG Central Secretariat: rue de Stassar
17、t, 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 12259-3:2000 +A1:2001 +A2:2005 EPage 2 EN 12259-3:2000 BSI 2006 Contents Page Foreword 3 1 Scope 7 2 Normative references 7 3 Definitions 8 4 Dry alarm valv
18、e assembly construction and performance 11 5 Quick opening device construction and performance 19 6 Marking 22 7 Instructions for installation and operation 24 8 Conditions for testing 25 9 Evaluation of conformity 25 Annex A (normative) Fire exposure test for body and cover 26 Annex B (normative) S
19、trength test for body and cover 29 Annex C (normative) Flow tests for dry alarm valves 30 Annex D (normative) Sealing assembly tests 33 Annex E (normative) Performance tests 37 Annex F (normative) Resistance to ageing test for non-metallic components (excluding gaskets and seals) 41 Annex G (normati
20、ve) Leakage resistance test 43 Annex H (normative) Test for sealing assembly elements resistance to adhesion 44 Annex I (normative) Endurance test 45 Annex J (normative) Installation pressure leak resistance test 46 Annex K (normative) Strength and leak resistance test 47 Annex L (informative) Typic
21、al testing schedule and example of test specimen numbers for dry alarm valve 48 Annex M (normative) Salt mist corrosion test 49 Annex ZA (informative) Clauses of this European Standard addressing the provisions of the EU Construction Products Directive 50 Bibliography 54 Page 3 EN 12259-3:2000 BSI 2
22、006 Foreword This European Standard has been prepared by Technical Committee CEN/TC 191, Fixed fire fighting systems, the 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
23、 latest by November 2000, and conflicting national standards shall be withdrawn at the latest by November 2000. This European 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 Directiv
24、e(s). 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 12845 b) gas systems (EN 12094 c) powder systems (EN 124161); d) explosion protection systems (EN 26 184);
25、e) foam systems (EN 135651); f) hydrant and hose reel systems (EN 671); g) smoke and heat control systems (EN 121011); h) water spray systems (EN 1). EN 12259 has the general title, Fixed fire fighting systems Components for sprinkler and water spray systems, and will consist of the following parts:
26、 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; 1)In preparation. Page 4 EN 12259-3:2000 BSI 2006 Part 7: Pipe hangers; Part 8: Pressure switches; Part 9: Deluge alarm valve
27、 assemblies; Part 10: Multiple controls; Part 11: Medium and high velocity water sprayers; Part 12: Pump sets. Annexes A, B, C, D, E, F, G, H, I, J and K give test methods and are normative. Annex L gives an example of a test schedule suitable for type approval of conventional designs and is informa
28、tive. This standard is to be entrusted for use to qualified and experienced organizations which have a capability to design and manufacture to recognized international standards. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bo
29、und 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. Page 5 EN 12259-3:2000 BSI 2006 Foreword to amendment 1 This am
30、endment EN 12259-3:2000/A1:2001 to the EN 12259-3:2000 has been prepared by Technical Committee CEN/TC 191, Fixed fire fighting systems, the Secretariat of which is held by BSI. This amendment to the European Standard EN 12259-3:2000 has been prepared under a mandate given to CEN by the European Com
31、mission 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 standard. It forms one part of EN 12259, covering components for automatic sprinkler systems and
32、 is included in a series of European Standards planned to cover: automatic sprinkler systems (EN 12259 gaseous extinguishing systems (EN 12094)1; powder systems (EN 12416)1; explosion protection systems (EN 26184); foam systems (EN 13565); hose reel systems (EN 671)1; smoke and heat control systems
33、(EN 12101)1; water spray systems1. EN 12259 has the general title, 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; Par
34、t 5: Water flow detectors; 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: Sprinkler pump sets. Page 6 EN 12259-3:2000 BSI 2006 Foreword to amendment
35、 2 This European Standard (EN 12259-3:2000/A2:2005) has been prepared by Technical Committee CEN/TC 191 “Fixed firefighting systems”, the secretariat of which is held by BSI. This Amendment to the European Standard EN 12259-3:2000 shall be given the status of a national standard, either by publicati
36、on of an identical text or by endorsement, at the latest by May 2006, and conflicting national standards shall be withdrawn at the latest by August 2007. This European Standard has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supp
37、orts essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this European Standard. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implem
38、ent this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
39、Page 7 EN 12259-3:2000 BSI 2006 1 Scope This part of EN 12259 specifies requirements for construction and performance of dry alarm valve assemblies, accelerators and exhausters used in automatic sprinkler systems conforming to annexes A and B of prEN 12845, Automatic sprinkler systems Design and ins
40、tallation. Auxiliary components and attachments to dry alarm valve assemblies, accelerators and exhausters are not covered by this standard. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are ci
41、ted at the appropriate places in the 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 editi
42、on of the publication referred to applies. Reference deleted ISO 65 Carbon steel tubes suitable for screwing in accordance with ISO 7-1. Reference deleted ISO 868 Plastics and ebonite Determination of indentation hardness by means of a dorometer (shore hardness). ISO 898-1 Mechanical properties of f
43、asteners Part 1: Bolts, screws and studs. ISO 898-2 Mechanical properties of fasteners Part 2: Nuts with specified proof load values. prEN 12845 Automatic sprinkler systems Design and installation. Page 8 EN 12259-3:2000 BSI 2006 3 Definitions For the purposes of this standard the following definiti
44、ons apply. 3.1 accelerator quick opening device (see 3.18) to hasten the operation of a dry alarm valve using mechanical means other than by reducing the installation air/inert gas pressure, to the valve trip point 3.2 alarm device mechanical or electrical device to sound an alarm on operation of th
45、e dry alarm valve EN 12259-2:1999 3.3 anti-flooding device device to prevent excessive water from entering any relevant part or parts of the quick opening device (see 3.18) where this might prevent subsequent operation 3.4 anti-reset latch mechanism to prevent the sealing assembly from returning to
46、its closed position after operation 3.5 automatic drain (valve) normally open valve to drain water automatically from and vents the intermediate chamber (see 3.14) of dry alarm valve to atmosphere, when the dry alarm valve is in the ready condition (see 3.20) and limits water flow from the alarm lin
47、e after the dry alarm valve operates 3.6 clapper type of sealing assembly (see 3.22) EN 12259-2:1999 3.7 differential pressure ratio ratio of service pressure to installation air/inert gas pressure at the trip point (see 3.27) EN 12259-2:1999 3.8 differential type dry alarm valve type of dry alarm v
48、alve in which downstream air/inert gas pressure acts directly on the sealing assembly to maintain it in the closed position The air/inert gas sealing assembly seat ring is of larger diameter relative to the water sealing assembly seat ring, with the two separated by an intermediate chamber maintaine
49、d at atmospheric pressure in the ready condition. Page 9 EN 12259-3:2000 BSI 2006 3.9 dry alarm valve valve to prevent water flow into a dry installation in the ready condition but to permit flow of water into the installation at air or inert gas pressures below the trip point 3.10 exhauster quick opening device (see 3.18) to discharge installation air/inert gas directly to atmosphere 3.11 flow velocity water velocity through pipe of the sam
