1、BRITISH STANDARDBS EN 15182-2:2007+A1:2009 Hand-held branchpipes for fire service use Part 2: Combination branchpipes PN 16ICS 13.220.10g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g3
2、8g50g51g60g53g44g42g43g55g3g47g36g58National forewordThis British Standard is the UK implementation of EN 15182-2:2007+A1:2009. It supersedes BS EN 15182-2:2007 which is withdrawn.The start and finish of text introduced or altered by amendment is indicated in the text by tags. Tags indicating change
3、s to CEN text carry the number of the CEN amendment. For example, text altered by CEN amendment A1 is indicated by !“.The UK participation in its preparation was entrusted by Technical Committee FSH/17, Fire brigade equipment, to Subcommittee FSH/17/9, ire appliances and associated operational equip
4、ment.A list of organizations represented on this subcommittee can be obtained on request to its secretary.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 cannot confer immuni
5、ty from legal obligations.BS EN 15182-2:2007+A1:2009This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 April 2007 BSI 2010ISBN 978 0 580 67316 0Amendments/corrigenda issued since publicationDate Comments 28 February 2010 Implementation of CEN
6、 amendment A1:2009FEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15182-2:2007+A1 November 2009 ICS 13.220.10 Supersedes EN 15182-2:2007English Version Hand-held branchpipes for fire service use - Part 2: Combination branchpipes PN 16 Lances main destines aux services dincendie et de secours -
7、 Partie 2: Lances mixtes dbit et jet rglables PN 16 Strahlrohre fr die Brandbekmpfung - Teil 2: Hohlstrahlrohre PN 16 This European Standard was approved by CEN on 23 December 2006 and includes Amendment 1 approved by CEN on 29 September 2009. CEN members are bound to comply with the CEN/CENELEC Int
8、ernal 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 CEN Management Centre or to any CEN me
9、mber. 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 CEN Management Centre has the same status as the official versions. CEN mem
10、bers are the national standards bodies of Austria, Belgium, Bulgaria, 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,
11、 Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref
12、. No. EN 15182-2:2007+A1:2009: EEN 15182-2:2007+A1:2009 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Terms and definitions . 44 Requirements . 54.1 General 54.2 Mechanical characteristics . 54.3 Hydraulic characteristics 64.4 Leak-tightness 94.5 Hydrostatic requirements . 95 Test
13、ing and proofs. 95.1 General 95.2 Jet spray angle . 95.3 Flow and throw test . 125.4 Tightness test . 125.5 Hydrostatic test 12BS EN 15182-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 3 Foreword This document (EN 15182-2:2007+A1:2009) has been prepared by Technical Committee CEN/TC 192 “Fire service eq
14、uipment”, 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 latest by May 2010, and conflicting national standards shall be withdrawn at the latest by May 2010. Attent
15、ion is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document includes Amendment 1, approved by CEN on 2009-09-29. This document supersedes
16、EN 15182-2:2007. The start and finish of text introduced or altered by amendment is indicated in the text by tags !“. EN 15182 consists of the following parts, under the general title Hand-held branchpipes for fire service use: Part 1 : Common requirements; Part 2 : Combination branchpipes PN 16; Pa
17、rt 3 : Smooth bore jet and/or one fixed spray jet angle branchpipes PN 16; Part 4 : High pressure branchpipes PN 40. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bul
18、garia, 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 United Kingdom. BS EN 15182-2:2007+A1:2009EN 1
19、5182-2:2007+A1:2009 (E) 4 1 Scope In addition to the requirements given in EN 15182-1, this Part of this European Standard applies to hand-held combination branchpipes (nozzles) PN 16 with a maximum flow rate of 1 000 l/min at a reference pressure of 6 bar (0,6 MPa). It deals with: safety requiremen
20、ts; performance requirements; test methods; classification and designation; operating instructions; marking and maintenance. This part of this European Standard applies to branchpipes as defined in Annex A of EN 15182-1:2007. 2 Normative references The following referenced documents are indispensabl
21、e 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 15182-1:2007, Hand-held branchpipes for fire service use Part 1: Common requirements 3 Terms and
22、definitions For the purposes of this document, the terms and definitions given in EN 15182-1:2007 and the following apply. 3.1 combination branchpipe branchpipe including a shut-off device and !an adjustable pattern“, corresponding to the following definitions NOTE Branchpipe is defined in 3.1 of EN
23、 15182-1:2007. 3.1.1 combination branchpipe type 1 combination branchpipe with !adjustable pattern“ at variable flow NOTE Changing pattern changes the flow. 3.1.2 combination branchpipe type 2 combination branchpipe with !adjustable pattern“ at constant flow NOTE Changing pattern does not change the
24、 flow. 3.1.3 combination branchpipe type 3 combination branchpipe with !adjustable pattern“ at selectable, constant flow NOTE Changing pattern does not change the flow. BS EN 15182-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 5 3.1.4 combination branchpipe type 4 (automatic branchpipes) combination bra
25、nchpipe with integrated pressure control device NOTE Changing pattern does not change the flow. 3.1.4.1 combination branchpipe type 4.1 combination branchpipe with !adjustable pattern“ at constant pressure 3.1.4.2 combination branchpipe type 4.2 combination branchpipe with !adjustable pattern“ and s
26、electable flow at constant pressure 3.2 jet 3.2.1 narrow spray jet intermediate position between the straight jet and the wide spray jet providing both throw as well as protection 3.2.2 wide spray jet jet solely providing protection for the operator(s) 3.3 haptical device single mechanical device en
27、gaging detents 4 Requirements 4.1 General The branchpipes, covered by this standard shall comply with EN 15182-1. 4.2 Mechanical characteristics 4.2.1 Dimensions and mass The branchpipes (without inlet coupling) shall not exceed the dimensions and masses specified in Table 1. Table 1 Dimensions and
28、mass Maximum flow rate l/min Dimensions mm Mass kg 500 450 300 150 3,5 500 600 350 200 5,5 NOTE The maximum mass does not apply to seawater-resistant branchpipes. 4.2.2 Operating and handling elements 4.2.2.1 The torques needed to move the operating elements shall not exceed the values given in Tabl
29、e 2 at pressures up to the nominal pressure. BS EN 15182-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 6 Table 2 Maximum torques Type of operating element Torque Nm Lever 15Valve handle 15 Rotating operating elements 10 Rotating inlet elements for fixed couplings 5 4.2.2.2 For branchpipes that are opene
30、d and closed with a valve handle, the “closed“ position shall be located in the direction of the flow. If a different operating element is used, the “closed“ position shall be clearly identified by visual and/or haptical means. 4.2.2.3 It shall be possible to open any type of branchpipe in the wide
31、spray position. 4.2.3 Flow adjustment positions If a branchpipe has a device to select flow rate, then the flow rates settings shall be easily identifiable by both visual and mechanical means (haptical device with corresponding numerical values). If using a rotating operating element for flow adjust
32、ment, the adjustment shall be achieved by a rotation movement of a maximum of 180. 4.2.4 Jet adjustment positions The various jet positions shall be clearly marked. The narrow spray jet position (see 4.3.5) shall be easily identifiable by both visual and mechanical means (haptical devices). Jet adju
33、stment from a straight jet to a wide spray jet with a spray angle of at least 100 shall be achieved by a rotation movement of between 70 and maximum 180 for branchpipes with a maximum flow rate less than or equal to 500 l/min and between 70 and 270 for a maximum flow rate higher than 500 l/min. NOTE
34、 This requirement is included in this standard as a safety detail to provide the user with a means to produce a wide protective spray jet of at least 100 achieved within 180 rotation (one hand twist movement). It shall be possible to open the branchpipe in a spray angle of at least 30. 4.3 Hydraulic
35、 characteristics 4.3.1 Pressures The following pressures shall be used for the determination of the hydraulic characteristics: reference pressure: pR= 6 bar ! 0,1 bar“; median pressure for type 4 branchpipes: pm; nominal pressure: pN= 16 bar; test pressure: pt= 25,5 bar; BS EN 15182-2:2007+A1:2009EN
36、 15182-2:2007+A1:2009 (E) 7 burst pressure: pB= 60 bar. 4.3.2 Flow rates All flow rates indicated on the branchpipe shall be measured at straight jet and at the maximum spray angle position. Table 3 shall apply to the deviation in flow rates which can be set at the reference pressure pR. NOTE The de
37、viation should also apply when the shape of the stream is altered. Table 3 Deviation in the flow rate Flow rate Q l/min Deviation limit 0 to 250 - 0/+25 l/min Above 250 - +0/+ 10 % (of set rate) 4.3.3 Effective throw The combination branchpipes shall achieve, for each flow rate position above 50 l/m
38、in, an effective throw effd as shown in Figure 1 when set to a straight jet at the reference pressure. BS EN 15182-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 8 Key X Flow rate Q in l/min Y Effective throw effd in m Figure 1 Effective throw BS EN 15182-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 9 4.3.4
39、 Wide spray jet The wide spray jet shall have a spray angle of at least 100. 4.3.5 Narrow spray jet A narrow spray jet position between straight jet and wide spray jet positions shall be provided on the branchpipe. The narrow spray jet shall have a spray angle of at least 30. 4.3.6 Type 4 branchpipe
40、s For type 4 branchpipes, the manufacturer shall give the regulation range (pressure at the beginning of the range and pressure at the end of the range), from which the median pressure is calculated. With the valve fully open, the flow should be set at both the minimum and maximum flow and the press
41、ure shall be read. This pressure shall not deviate from the median pressure by more than 30 %. This information shall be provided in graphic format as shown in EN 15182-1:2007, Annex C. 4.4 Leak-tightness The closed branchpipe shall show no leakage during 1 min at the test pressure pt= 25,5 bar. NOT
42、E No leakage means no visible weeping or drop formation. The opened branchpipe shall show no leakage during 1 min at the nominal pressure pN = 16 bar. 4.5 Hydrostatic requirements The branchpipes shall fulfil the tests defined in 5.5. 5 Testing and proofs 5.1 General Unless otherwise specified, test
43、s shall be carried out at the reference pressure pR, after the tests specified in part 1 of this European Standard, in the following order. 5.2 Jet spray angle 5.2.1 Spray angle measurement Arrange the branchpipe on a fixed support in a horizontal position 1,5 m above the ground, in a zone where the
44、 wind speed is lower than 2 m/s (see Figure 2). Arrange vertically a rule in the longitudinal axis of the extremity of the branchpipe at a distance of 1 m. This rule, of a height of 3 m, shall have three coloured zones symmetrically arranged on both sides of the longitudinal axis. The outside diamet
45、ers of the zones are defined in the Table 4. BS EN 15182-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 10 Table 4 Outside diameter of the zones Colour of the zone Outside diameter m Angle Black (b) 0,54 100 Check that the zones of colour are covered according to the following requirements: narrow spray
46、jet position: grey zone shall be reached by the jet and the white zone shall not be reached by the jet; maximum spray jet position: white zone shall be reached by the jet. BS EN 15182-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 11 Dimensions in millimetres Key Grey zone b Black zone White zone c Grey
47、zone Black zone Figure 2 Spray jet angle measurement 5.2.2 Shape of the narrow spray jet NOTE No requirements are given concerning water distribution as it was not possible to obtain interpretable and conclusive data with the test equipment available at the time this standard was written. BS EN 1518
48、2-2:2007+A1:2009EN 15182-2:2007+A1:2009 (E) 12 5.3 Flow and throw test The effective throw shall be measured under the following conditions in compliance with Figure 3: effective throw: latest droplets - 10 % = effd = 0,9 maxd ; pressure at the inlet of the branchpipe: Rp; inclination: (30 0,5); hei
49、ght: (1 0,01) m (as per drawing); maximum wind speed: 2 m/s (Beaufort scale 3). The measurement shall be carried out when the system is stabilised. The maximum throw shall be given in the instruction handbook. Dimensions in millimetres Figure 3 Measurement of the effective throw 5.4 Tightness test The leak test shall be conducted in accordance with 4.4. 5.5 Hydrostatic test The branchpipe shall be mounted in a
