DIN EN 15767-3-2010 Portable equipment for projecting extinguishing agents supplied by fire fighting pumps - Portable monitors - Part 3 Foam devices German version EN 15767-3 2010《.pdf

1、December 2010 Translation by DIN-Sprachendienst.English price group 12No part of this translation may be reproduced without 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).I

2、CS 13.220.10!$l_q“1736078www.din.deDDIN EN 15767-3Portable equipment for projecting extinguishing agents supplied by firefighting pumps Portable monitors Part 3: Foam devicesEnglish translation of DIN EN 15767-3:2010-12Tragbare Gerte zum Ausbringen von Lschmitteln, welche mit Feuerlschpumpengefrdert

3、 werden Tragbare Werfer Teil 3: SchaumdsenEnglische bersetzung von DIN EN 15767-3:2010-12Equipement portable de projection dagents dextinction aliment par des pompes usageincendie Lances-canon portables Partie 3: Dispositifs pour la mousseTraduction anglaise de DIN EN 15767-3:2010-12SupersedesDIN 14

4、366-2:1984-10www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.2511.10 DIN EN 15767-3:2010-12 A comma is used as the decimal marker. National foreword This standard has been prepared by Technical Committee CEN/TC 192 “Fire service eq

5、uipment” (Secretariat: BSI, United Kingdom). The responsible German body involved in its preparation was the Normenausschuss Feuerwehrwesen (Firefighting and Fire Protection Standards Committee), Working Committee NA 031-04-04 AA Schluche und Armaturen SpA zu CEN/TC 192/WG 1 und WG 8 . Attention is

6、drawn to the possibility that some of the elements of this document may be the subject of patent rights. DIN shall not be held responsible for identifying any or all such patent rights. This European Standard does not contain any requirements for connecting elements (e.g. threads or flanges). Users

7、should therefore note that such elements should be agreed upon at the time of ordering. Foam devices complying with this standard may be marked with the (Symbole s. Original) collective mark if they have been registered accordingly by DIN CERTCON1), N2). The DIN Standards corresponding to the Intern

8、ational Standards referred to in this document are as follows: ISO 228-1 DIN EN ISO 228-1 ISO 228-2 DIN EN ISO 228-2 Amendments This standard differs from DIN 14366-2:1984-10 as follows: a) the content of the European Standard has been adopted, i.e. the standard has been restructured and terms, clas

9、sification, requirements for mechanical and hydraulic characteristics, testing and verification and marking information have been revised; b) the former Clause 4 “Designation” has been deleted; c) information for use has been included; d) a datasheet to be used as the test report has been included;

10、e) a graphical symbol to represent the throw in the datasheet has been added; f) Annex A (informative) relating to the effects of the foam concentrate on the performance of the foam device has been included; g) Annex B (informative) relating to acceptance tests based on safety and performance requir

11、ements has been included. Previous editions DIN 14366-2: 1984-10 N1)National footnote: Use of the collective mark requires registration by DIN CERTCO Gesellschaft fr Konformittsbewertung mbH, Alboinstr. 56, 12103 Berlin, Germany. N2) National footnote: The FNFW Steering Committee has confirmed the u

12、se of the collective mark in its decision Beschluss 08/2008/LA. 2 DIN EN 15767-3:2010-12 National Annex NA (informative) Bibliography DIN EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation DIN EN ISO 228-2, Pipe threads w

13、here pressure-tight joints are not made on the threads Part 2: Verification by means of limit gauges 3 DIN EN 15767-3:2010-12 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15767-3 September 2010 ICS 13.220.10 English Version Portable equipment for projecting

14、 extinguishing agents supplied by fire fighting pumps - Portable monitors - Part 3: Foam devicesEquipement portable de projection dagents dextinction aliment par des pompes usage incendie - Lances-canon portables - Partie 3: Dispositifs pour la mousse Tragbare Gerte zum Ausbringen von Lschmitteln, w

15、elche mit Feuerlschpumpen gefrdert werden - Tragbare Werfer - Teil 3: Schaumdsen This European Standard was approved by CEN on 16 July 2010. 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 nati

16、onal standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in

17、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 the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic,

18、Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMA

19、LISATION 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 worldwide for CEN national Members. Ref. No. EN 15767-3:2010: EEN 15767-3:2010 (E) 2 Contents Page Foreword 31 Scope 42 Normative ref

20、erences 43 Terms and definitions .44 Requirements .64.1 Mechanical characteristics .64.2 Materials .64.3 Hydraulic characteristics 75 Testing and verification 85.1 General 85.2 Jet spray angle measurement 95.3 Heat and frost test .95.4 Flow and throw test .96 Information for use . 106.1 Instruction

21、and maintenance handbook 106.2 Marking 11Annex A (informative) Effects of the foam concentrate on the performance of the foam devices 12Annex B (informative) Acceptance test on delivery . 13Annex C (normative) Datasheet for foam devices 14C.1 General . 14C.2 General data 14C.3 Flow pressure chart .

22、14C.4 Operational devices 15C.5 Requirements 16C.6 Optional extra data (no requirements) . 16C.7 Data certified by*: . 16Annex D (informative) Example of completed datasheet for foam devices . 17D.1 General . 17D.2 General data 17D.3 Flow pressure chart . 18D.4 Operational devices 19D.5 Requirements

23、 20D.6 Optional extra data (no requirements) . 20D.7 Data certified by*: . 20Bibliography . 21DIN EN 15767-3:2010-12 EN 15767-3:2010 (E) 3 Foreword This document (EN 15767-3:2010) has been prepared by Technical Committee CEN/TC 192 “Fire service equipment”, the secretariat of which is held by BSI. T

24、his 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 March 2011, and conflicting national standards shall be withdrawn at the latest by March 2011. EN 15767 consists of the following parts, under the ge

25、neral title “Portable equipment for projecting extinguishing agents supplied by fire fighting pumps Portable monitors“: Part 1: General requirements for portable monitor assemblies; Part 2: Water nozzles; Part 3: Foam devices. Attention is drawn to the possibility that some of the elements of this d

26、ocument may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standar

27、d: 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, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Ki

28、ngdom. DIN EN 15767-3:2010-12 EN 15767-3:2010 (E) 4 1 Scope 1.1 In addition to the requirements given in EN 15767-1, this part of this European standard applies to devices designed for aspirating air and projecting low expansion foam and, in some cases, inducting foam concentrate. It specifies requi

29、rements for safety, performance, classification and designation, as well as test methods, instructions for use and maintenance and marking. 1.2 This European Standard is only applicable to foam devices which are manufactured after its date of publication. 2 Normative references The following referen

30、ced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 15767-1:2009, Portable equipment for projecting extinguishing agent

31、s supplied by fire fighting pumps Portable monitors Part 1: General requirements for portable monitor assemblies EN 15767-2, Portable equipment for projecting extinguishing agents supplied by fire fighting pumps Portable monitors Part 2: Water nozzles 3 Terms and definitions For the purposes of this

32、 document, the terms and definitions given in EN 15767-1:2009 and the following apply. 3.1 foam concentrate liquid which is diluted with water to produce foam solution EN 1568-1:2008, 3.7 3.2 foam solution solution of foam concentrate in water EN 1568-1:2008, 3.8 3.3 foam device device designed for

33、aspirating air and projecting foam and, in some cases, inducting foam concentrate NOTE Several types of foam devices are described from 3.3.1 to 3.3.4. 3.3.1 foam cannon device that transforms the foam solution pressure into velocity and mixes air with the foam solution to produce a coherent stream

34、of firefighting foam in a tube 3.3.2 self-inducting nozzle nozzle as described in EN 15767-2 equipped with a self-inducting system DIN EN 15767-3:2010-12 EN 15767-3:2010 (E) 5 3.3.3 pick-up tube non collapsible tube for transferring the foam concentrate to the inducting system 3.3.4 foam attachment

35、device fitted to a water nozzle or a self-inducting nozzle that mixes air with the foam solution to produce firefighting foam 3.4 inducting system device for mixing foam concentrate with water at a set rate 3.5 self-inducting system inducting system integrated into a foam device 3.6 spreader device

36、to modify the shape of the foam stream into a flat spray 3.7 induction rate ratio of foam concentrate to the foam solution 3.8 metering device device controlling the induction rate 3.9 maximum flow Qmaxmaximum combination of flow and pressure under which the foam device can be operated NOTE The valu

37、e of the maximum flow is given by the manufacturer. 3.10 expansion expansion value expansion ratio ratio of the volume of foam to the volume of the foam solution from which it was made EN 1568-1:2008, 3.2 3.11 low expansion foam foam which has an expansion ratio less than 20 EN 1568-1:2008, 3.3 DIN

38、EN 15767-3:2010-12 EN 15767-3:2010 (E) 6 4 Requirements 4.1 Mechanical characteristics 4.1.1 Mass The foam device shall have a maximum mass as specified in Table 1. The maximum mass does not apply to seawater-resistant foam devices. Table 1 Maximum mass Qmaxl/min Maximum mass of the foam device kg 8

39、 000 20 4.1.2 Operating and handling elements The torques necessary to move the operating elements shall not exceed the values given in Table 2 at pressures up to the nominal pressure. Table 2 Maximum torques Type of operating element Torque Nm Lever 20Valve handle 15 Rotating operating elements 15

40、4.1.3 Flow adjustment positions The flow settings of the foam device equipped with selectable flowrate shall be clearly identifiable by visual means. 4.1.4 Jet adjustment positions The different jet positions of a foam device equipped with adjustable jet positions shall be clearly marked. 4.2 Materi

41、als When tested in accordance with Clause 5 materials shall conform to Clause 4. The foam device shall pass the heat and frost tests specified in 5.3. DIN EN 15767-3:2010-12 EN 15767-3:2010 (E) 7 4.3 Hydraulic characteristics 4.3.1 Pressures The following pressures, measured at the foam device inlet

42、, shall be used for the determination of the hydraulic characteristics: reference pressure: pR= (6 0,1) bar; nominal pressure: pN= 16 bar. 4.3.2 Flowrates All flowrates indicated on the foam device shall be measured at the reference pressure pR. The flowrates measured at the reference pressure pR sh

43、all not deviate by more than - 0/+ 10 % of the flowrate setting of the foam device. 4.3.3 Effective throw The foam device shall achieve, for each flowrate position above 500 l/min, a minimum effective throw deffas shown in Figure 1, when set at the reference pressure. DIN EN 15767-3:2010-12 EN 15767

44、-3:2010 (E) 8 Y X Key X flowrate Q in litres per minute Y effective throw effd in metres Figure 1 Effective throw 4.3.4 Spray jet The spray jet of self-inducting nozzles shall have a spray angle of at least 100. 5 Testing and verification 5.1 General All tests shall be with water only (see also info

45、rmation in Annex A). Unless otherwise specified, tests shall be at the reference pressure pR, in the following order, on foam cannons, self-inducting nozzles and foam attachments. NOTE Guidance for acceptance tests on delivery is given in Annex B. DIN EN 15767-3:2010-12 EN 15767-3:2010 (E) 9 5.2 Jet

46、 spray angle measurement Arrange the self-inducting nozzle on a fixed support in a horizontal position 1,5 m above the ground, in a zone where the wind speed is lower than 2 m/s. Arrange a rule perpendicular to the flow at a distance of 1 m. This rule shall be marked to determine the spray angle. 5.

47、3 Heat and frost test 5.3.1 Sensitivity to heat The foam device shall function, without restriction, after it has been stored 24 h at (55 2) C. NOTE Hand protection should be used for this test. 5.3.2 Sensitivity to frost The foam device shall be disconnected following operation for 1 min at the ref

48、erence pressure pR. It shall then be drained for 1 min and stored at a temperature of ( 15 2) C for 30 min. Following this, the operating elements shall be movable manually. NOTE Hand protection should be used for this test. 5.4 Flow and throw test The effective throw shall be measured under the fol

49、lowing conditions, in accordance with Figure 2: portable monitor body on the ground in the normal working position; inclination: (30 2); pressure at the inlet of the foam device: Rp= 6 bar 0,1 bar; maximum wind speed: 2 m/s (Beaufort scale 3); effective throw (in metre): furthest droplets 10 % = effd = 0,9 maxd . The measurement shall be carried out when the system is stabilised. The maximum effective thr