1、ICS 13.220.20Ortsfeste Lschanlagen Bauteile fr Sprinkler- und Sprhwasseranlagen Teil 5: StrmungsmelderEuropean Standard EN 12259-5 : 2002 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard has been prepared by CEN/TC 191 Fixed firefighting systems (
2、Secretariat: United Kingdom).The responsible German body involved in its preparation was the Normenausschuss Feuerwehrwesen (FireFighting Standards Committee), Technical Committee Wasserlschanlagen und Bauteile.The DIN Standards corresponding to the International Standards referred to in clause 2 of
3、 the EN are asfollows:IEC 61020-6 DIN IEC 61020-6ISO 898-1 DIN EN ISO 898-1ISO 898-2 DIN EN 20898-2National Annex NAStandards referred to(and not included in Normative references)DIN EN 20898-2 Mechanical properties of fasteners Part 2: Nuts with coarse pitch thread and specifiedproof load values (I
4、SO 898-2 : 1992)DIN EN ISO 898-1 Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts,screws and studs (ISO 898-1 : 1999)Ref. No. DIN EN 12259-5 : 2002-12English price group 13 Sales No. 111304.03DEUTSCHE NORM December 2002EN 12259-5Continued overleaf.EN comprises 27
5、 pages. No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Fixed firefighting systemsComponents for sprinkler and water s
6、pray systemsPart 5: Water flow detectorsEnglish version of DIN EN 12259-5English versionICS 13.220.20Fixed firefighting systemsComponents for sprinkler and water spray systemsPart 5: Water flow detectors 2002. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN nati
7、onal members.Ref. No. EN 12259-5 : 2002 EOrtsfeste Lschanlagen Bauteile frSprinkler- und Sprhwasseranlagen Teil 5: StrmungsmelderThis European Standard was approved by CEN on 2002-08-10.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the conditions for giving
8、 this European Standard the status of anational standard without any alteration.Up-to-date lists and bibliographical references concerning such national stand-ards may be obtained on application to the Management Centre or to anyCEN member.The European Standards exist in three official versions (Eng
9、lish, French, German).A version in any other language made by translation under the responsibility of aCEN member into its own language and notified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, the CzechRepubl
10、ic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,Luxembourg, Malta, the Netherlands, Norway, Portugal, Spain, Sweden, Switzer-land, and the United Kingdom.EN 12259-5September 2002Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit E
11、uropen de NormalisationEuropisches Komitee fr NormungInstallations fixes de lutte contre lin-cendie Composants des systmesdextinction du type Sprinkleur et pulvrisation deau Partie 5: Indica-teurs de passage deauPage 2EN 12259-5 : 20021111121212131313141414151515Page 3EN 12259-5 : 200215161718181818
12、191919202427Page 4EN 12259-5 : 2002Page 5EN 12259-5 : 2002Page 6EN 12259-5 : 2002Page 7EN 12259-5 : 2002Page 8EN 12259-5 : 2002Page 9EN 12259-5 : 2002Page 10EN 12259-5 : 2002Page 11EN 12259-5 : 2002Page 12EN 12259-5 : 2002Page 13EN 12259-5 : 2002Page 14EN 12259-5 : 2002Page 15EN 12259-5 : 2002Page 1
13、6EN 12259-5 : 2002Page 17EN 12259-5 : 2002Page 18EN 12259-5 : 2002Page 19EN 12259-5 : 2002Page 20EN 12259-5 : 20021 Water flow detector of each sizeA Verification of connection dimensionsMeasurement of all connectionsE.1 Clearances: press-fit bushing testE.2 Clearances: pipework obstruction testF.1
14、Sensitivity*)1 bar and working pressure, with and withouttime delay, flow just below 10 l/minB Strength test4 rated pressure, 5 minF.2 Operation cycling10000 cycles with max. time delay (if fitted)F.1 Sensitivity1 bar, with and without time delay, flow justbelow 10 l/minB Strength test4 rated pressu
15、re, 5 minF.2.1 Contact resistance testat 24 V, with 50 mA or min. rated current*) For horizontalposition with the mostsensitive size only.Page 21EN 12259-5 : 2002F.2.2 Insulation resistance test500 V, 1 minH Hydraulic friction pressure loss test5 m/sI Leak resistance test2 rated Working pressure, 5
16、minJ Endurance test10 m/s, 90 min4 specimens of each sizeC.1 Air oven ageing (non metallic components,if applicable)120 C for 180 days, 23 C, 24 h or lowertemperature (see C.1)F and INo testing is specifiedC.2 Warm water ageing (non metalliccomponents, if applicable)87 C for 180 days, 23 C, 24 h or
17、(see C.1)F and IPage 22EN 12259-5 : 20021 Specimen of intermediate sizeF.3 Temperature resistance2 C 24 h, 23 C 2 h, 68 C 90 days,23 C 24hB Strength test4 rated pressure, 5 minF.1 Sensitivity1 bar, with and without time delay, flow justbelow 10 l/minVisual check1 Specimen of intermediate sizesG Salt
18、 mist corrosion resistance testSalt spray 35 C 10 days, drying max. 35 C7 daysB Strength test4 rated pressure, 5 minF.1 Sensitivity1 bar, with and without time delay, flow justbelow 10 l/min, 10 cyclesF.2.1 Contact resistance testat 24 V, with 50 mA or min. rated currentF.2.2 Insulation resistance t
19、est500 V, 1 minPage 23EN 12259-5 : 2002D Sealing elements testD.1 Sealing elements tests (Non-reinforcedelastomer sealing elements)4 specimens, 10 MPa min. elongation 300 %or 15 MPa min. elongation 200 % and4 specimens, 25 mm stretched to 75 mm,2 min, max. set 5 mm after released and4 specimens, oxy
20、gen, 70 C, 20 bar, 96 h and4 specimens, distilled water, 97,5 C, 70 hD.2 Sealing elements tests (Reinforcedelastomer sealing elements)4 specimens, oxygen, 70 C, 20 bar, 96 h4 specimens, distilled water, 97,5 C, 70 hPage 24EN 12259-5 : 2002Page 25EN 12259-5 : 2002Page 26EN 12259-5 : 2002Page 27EN 12259-5 : 2002
