1、September 2015 Translation by DIN-Sprachendienst.English price group 21No 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).
2、ICS 91.140.70!%E“2349204www.din.deDDIN EN 14055WC and urinal flushing cisterns;English version EN 14055:2010+A1:2015,English translation of DIN EN 14055:2015-09Splksten fr WC-Becken und Urinale;Englische Fassung EN 14055:2010+A1:2015,Englische bersetzung von DIN EN 14055:2015-09Rservoirs de chasse d
3、eau pour WC et urinoirs;Version anglaise EN 14055:2010+A1:2015,Traduction anglaise de DIN EN 14055:2015-09SupersedesDIN EN 14055:2011-02See start of applicationwww.beuth.deDocument comprises 55 pagesIn case of doubt, the German-language original shall be considered authoritative.08.15 DIN EN 14055:2
4、015-09 2 A comma is used as the decimal marker. Start of application The start of application of this standard is 2015-09-01. It should be noted that, in Germany, CE conformity marking of construction products will be permitted once this standard has been listed in the Official Journal of the Europe
5、an Union and/or the Bundesanzeiger (German Federal Gazette) and from the date given therein. For further information, users of this standard should refer to the websites of the European Commission or of the relevant building authority. The standard which this document replaces, DIN EN 14055:2011-02,
6、 may be used in parallel with this standard during a specified transition period where such has been laid down in the Official Journal of the European Union and/or the Bundesanzeiger (German Federal Gazette). National foreword This document (EN 14055:2010+A1:2015) has been prepared by Technical Comm
7、ittee CEN/TC 163 “Sanitary appliances” (Secretariat: UNI, Italy). The responsible German body involved in its preparation was the DIN-Normenausschuss Wasserwesen (DIN Standards Committee Water Practice), Working Committee NA 119-05-18-08 UA Splksten. Amendments This standard differs from DIN EN 1405
8、5:2011-02 as follows: a) in Clause 2 “Terms and definitions”, “3.28 product type” has been added; b) flush pipes of design B1 and B2 with dimensional and hydraulic requirements have been added; c) Clause 9 “Dangerous substances” has been revised; d) Clause 10 “Marking” has been revised; e) the forme
9、r Clause 11 “Evaluation of conformity” has been replaced by Clause 11 “Assessment and verification of constancy of performance AVCP”; f) Annex ZA Clauses of this European Standard addressing the provisions of the EU Construction Products Regulation (Regulation (EU) No. 305/2011) has been updated; g)
10、 the standard has been editorially revised. Previous editions DIN 19542: 1970-03, 1984-10 DIN EN 14055: 2011-02 “”EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14055:2010+A1 June 2015 ICS 91.140.70 Supersedes EN 14055:2010English Version WC and urinal flushing cisterns Rservoirs de chasse dea
11、u pour WC et urinoirs Splksten fr WC-Becken und Urinale This European Standard was approved by CEN on 16 October 2010 and includes Amendment 1 approved by CEN on 6 April 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this Eur
12、opean 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-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versio
13、ns (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-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, B
14、elgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Swi
15、tzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN natio
16、nal Members. Ref. No. EN 14055:2010+A1:2015 EEN 14055:2010+A1:2015 (E) 2 Contents Page Foreword 4 1 Scope 5 2 Normative references 5 3 Terms and definitions .5 4 Classification 8 5 Requirements and test methods for class 1 products.8 5.1 Design .8 5.1.1 Flushing cistern equipment 8 5.1.2 Water suppl
17、y connection 9 5.1.3 Supply piping .9 5.1.4 Removable parts 9 5.1.5 Connecting dimensions 9 5.1.6 Flush pipes 10 5.2 Hydraulic and mechanical characteristics . 13 5.2.1 Flush volume . 13 5.2.2 Water-saving devices . 14 5.2.3 Flush rate and impact force . 14 5.2.4 Overflow . 15 5.2.5 Inlet valve open
18、ing characteristics for water saving flushing . 16 5.2.6 Safety margin Dimension “c” . 16 5.2.7 Backflow prevention, air gap, safety margin Dimension “a” 17 5.2.8 Outlet valve leaktightness . 17 5.2.9 Outlet valve reliability . 17 5.2.10 Operating force . 17 5.2.11 Durability . 17 5.3 Test methods .
19、 18 5.3.1 General . 18 5.3.2 Flush volume . 18 5.3.3 Flush rate . 19 5.3.4 Determination of the overflow capacity 23 5.3.5 Inlet valve opening characteristics . 24 5.3.6 Determination of dimension “c” 24 5.3.7 Determination of dimension “a” 24 5.3.8 Outlet valve leak tightness 24 5.3.9 Outlet valve
20、reliability test . 24 5.3.10 Operating force . 25 5.3.11 Impact force . 26 6 Functional requirements and test methods for class 2 products . 30 6.1 Inlet valve . 30 6.2 Backflow prevention . 30 6.3 Marking of flushing cistern 30 6.4 Warning pipe and overflow provision. 30 6.5 Flush volume . 30 6.5.1
21、 Full flush 30 6.5.2 Reduced flush . 31 6.6 Flush rate . 31 6.7 Physical endurance and leakage of flushing device . 31 6.8 Chemical endurance of flushing device . 31 DIN EN 14055:2015-09 EN 14055:2010+A1:2015 (E) 3 6.9 Durability 31 6.10 Test methods . 31 6.10.1 Inlet valve tests 31 6.10.2 Warning p
22、ipe and overflow provisions . 32 6.10.3 Flush volume test 32 6.10.4 Flush rate test 33 6.10.5 Physical endurance and leakage test of flushing device 34 6.10.6 Chemical endurance test of flushing device 35 6.10.7 Requirements for compatibility testing of class 2 products . 35 7 Requirements and test
23、methods for class 3 products 36 7.1 Requirements and test methods 36 7.2 Adjustment . 36 8 Acoustic characteristics . 36 9 Dangerous substances . 36 10 Marking . 36 11 Assessment and verification of constancy of performance AVCP . 39 11.1 General . 39 11.2 Type testing . 39 11.2.1 General . 39 11.2.
24、2 Test samples, testing and compliance criteria 40 11.3 Factory production control (FPC) 42 11.3.1 General . 42 11.3.2 Equipment 42 11.3.3 Raw materials and components 42 11.3.4 Product testing and assessment . 42 11.3.5 Non-complying products 42 11.3.6 Corrective action . 43 Annex ZA (informative)
25、!Clauses of this European Standard addressing the provisions of the EU Construction Products Regulation“ 44 Bibliography 53 DIN EN 14055:2015-09 EN 14055:2010+A1:2015 (E) 4 Foreword This document (EN 14055:2010+A1:2015) has been prepared by Technical Committee CEN/TC 163 “Sanitary appliances”, the s
26、ecretariat of which is held by UNI. 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 December 2015, and conflicting national standards shall be withdrawn at the latest by March 2017. Attention is d
27、rawn 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 6 April 2015. This document supersedes EN 1405
28、5:2010. The start and finish of text introduced or altered by amendment is indicated in the text by tags !“. !This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of the EU Construction Pr
29、oducts Regulation. For relationship with EU Construction Products Regulation, see informative Annex ZA, which is an integral part of this document.“ According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European
30、 Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Sloveni
31、a, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 14055:2015-09 EN 14055:2010+A1:2015 (E) 5 1 Scope This European Standard specifies design, performance requirements and the test methods for WC and urinal flushing cisterns with flushing mechanism, inlet valve and overflow. This do
32、cument covers flushing cisterns designed to be connected to drinking water installations inside buildings. This standard does not cover automatic valveless siphon flushing cisterns for flushing urinals. NOTE Flushing cisterns for one-piece WCs and close-coupled suites are covered by EN 997. 2 Normat
33、ive references The following referenced 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 997:2003, WC pans and WC suites
34、 with integral trap EN 1717, Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow EN 13407:2006, Wall-hung urinals Functional requirements and test methods EN 14124, Inlet valves for flushing cisterns with internal
35、overflow BS 1212-2:1990, Float operated valves Specification for diaphragm type float operated valves (copper alloy body) (excluding floats) BS 1212-3:1990, Float operated valves Specification for diaphragm type float operated valves (plastics bodied) for cold water services only (excluding floats)
36、BS 1212-4:1991, Float operated valves Specification for compact type float operated valves for WC flushing cisterns (including floats) 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 valve-type flushing cistern cistern with integral valve out
37、let device, for storage and discharge of a defined volume of flushing water for removal of excrement from a WC pan 3.2 valveless-type flushing cistern cistern with integral syphonic actuated outlet device, for storage and discharge of a defined volume of flushing water for removal of excrement from
38、a WC pan NOTE Both types of flushing cisterns are available, as detailed below: DIN EN 14055:2015-09 EN 14055:2010+A1:2015 (E) 6 Wall-hung independent low-level Built-in independent Wall-hung independent mid-level Wall-hung independent high-level One-piece integral (with WC pan) Close-coupled 3.3 cl
39、ose-coupled multiple use flushing cistern close-coupled flushing cistern for use with different WC pans 3.4 independent flushing cistern flushing cistern mounted separately from a WC pan or urinal 3.5 outlet valve mechanism for opening and closing the outlet orifice of the flushing cistern 3.6 opera
40、ting mechanism mechanism to open, and if applicable, close the outlet valve 3.7 flush pipe connecting pipe between a flushing cisterns outlet and a WCs or urinals inlet 3.8 overflow device enabling release of excess water from a flushing cistern when water reaches a pre-determined level 3.9 inlet va
41、lve valve that controls and shuts off the flow of water into a flushing cistern 3.10 overflow level water level corresponding to the upper edge of the overflow or to the lower edge of the overflow notch DIN EN 14055:2015-09 EN 14055:2010+A1:2015 (E) 7 3.11 maximum water level highest water level rea
42、ched after flow stabilisation, in the event of continuous supply, as a result of malfunction of the inlet valve 3.12 critical water level highest water level in any part of the appliance, 2 s after the supply is cut off 3.13 residual water level water level after a full flush is completed 3.14 adjus
43、table residual water level water level in a cistern, after (uninterrupted) flushing, when an outlet mechanism can be adjusted to the elevated residual water level 3.15 meniscus level level resulting from surface tension of water during overflowing 3.16 nominal water level water level when a flushing
44、 cistern is filled to the nominal flush volume 3.17 nominal flush volume volume of water indicated, when a flushing cistern is filled to the nominal water level 3.18 flush volume volume of water discharged from the flushing cistern during a flush cycle 3.19 safety margin c distance between the nomin
45、al water level determined by the manufacturer and the overflow level 3.20 flush rate volume of water flowing out of a flushing cistern as a function of time 3.21 test height distance between the seat of the outlet valve and the horizontal axis of the flush pipe 3.22 impact force force of the flushin
46、g water at the outlet of the flush pipe 3.23 flushing device device fitted to a cistern to provide controlled measured volume(s) of water to a WC pan or suite for flushing 3.24 water-saving device flushing device that permits a part of the total flush volume to be delivered, e.g. acting as double-ac
47、tion mechanisms (interruptible) or double-control mechanisms (dual control or dual flush) DIN EN 14055:2015-09 EN 14055:2010+A1:2015 (E) 8 3.25 warning level level of spill over of a vertically mounted warning pipe connection or the invert of a horizontally mounted warning pipe connection, or the le
48、vel at which an equally effective (warning) device would operate 3.26 short-term leak test leak test consisting of a 15 min wait after flushing then positioning paper designed to change colour when wet, under the flushing device for 10 min NOTE A leak is defined as being visible discharge of water amounting to more than three separate drops. 3.27 long-term leak test leak test consisting of a 2 h wait after flushing then positioning paper designed to change colour when wet, under the outlet for 15 min NOTE A leak is defined as be
