1、BSI Standards PublicationWash basins ConnectingdimensionsBS EN 31:2011+A1:2014BS EN 31:2011+A1:2014National forewordThis British Standard is the UK implementation of EN 31:2011+A1:2014. It supersedes BS EN 31:2011 which is withdrawn.The start and finish of text introduced or altered by amendment is
2、indicated in the text by tags. Tags indicating changes 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 to Technical Committee B/503, Sanitary appliances.A list of organizations r
3、epresented on this committee 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. The British Standards Institution 2014. Published by BSI Standards Limited 2014ISBN 978
4、 0 580 84080 7ICS 91.140.70Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 September 2011.Amendments/corrigenda issued since publicationDate Text affected31 Ma
5、y 2014 Implementation of CEN amendment A1:2014BRITISH STANDARDEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 31:2011+A1 April 2014 ICS 91.140.70 English Version Wash basins - Connecting dimensions Lavabos - Cotes de raccordement Waschbecken - Anschlussmae This European Standard was approved by
6、 CEN on 29 July 2011 and includes Amendment 1 approved by CEN on 10 March 2014. 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-to-date lists and bi
7、bliographical 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 versions (English, French, German). A version in any other language made by translation under the resp
8、onsibility 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, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Re
9、public of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NOR
10、MALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 31:2011+A1:2014 E2 Contents Page Foreword 3 1 Scope 4 2 Normative refer
11、ences 4 3 Tap holes 4 3.1 General 4 3.2 Connecting dimensions of wash basins with one central tap hole 4 3.3 Connecting dimensions of wash basins with side tap hole(s) .6 3.4 Connecting dimensions of wash basins with three tap holes 7 4 Waste outlet hole(s) .9 4.1 Connecting dimensions of waste outl
12、et hole(s) with integral overflow.9 4.2 Connecting dimensions of waste outlet hole without integral overflow .9 5 Fixing dimensions of wall-hung wash basins . 11 Annex A (informative) Example of gauge for measuring the connecting dimensions of waste outlet holes 13 BS EN 31:2011+A1:2014 EN 31:2011+A
13、1:2014 (E)3 Foreword This document (EN 31:2011+A1:2014) has been prepared by Technical Committee CEN/TC 163 “Sanitary appliances”, the secretariat 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 endors
14、ement, at the latest by October 2014, and conflicting national standards shall be withdrawn at the latest by October 2014. Attention 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 identi
15、fying any or all such patent rights. This document supersedes !EN 31:2011“. This document includes Amendment 1 approved by CEN on 2014-03-10. The start and finish of text introduced or altered by amendment is indicated in the text by tags !“. According to the CEN-CENELEC Internal Regulations, the na
16、tional standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, L
17、ithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)4 1 Scope This European Standard specifies the connecting dimensions of wash basins in accordance wi
18、th EN 14688 regardless of materials used for their manufacture. NOTE 1 Other connecting dimensions are permitted, e.g. special designs of wash basins, if the manufacturer supplies or recommends the appropriate fitting. NOTE 2 The shape of the appliance in the figures is for illustration only; it in
19、no way prejudices the final shape of the appliance, which is left to the initiative of the manufacturer. 2 Normative 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
20、 latest edition of the referenced document (including any amendments) applies. EN 14688, Sanitary appliances - Wash basins - Functional requirements and test methods 3 Tap holes 3.1 General The connecting dimensions for tap holes are requirements for wash basins where it is intended to fit a tap. 3.
21、2 Connecting dimensions of wash basins with one central tap hole The connecting dimensions of wash basins with one central tap hole shall comply with Table 1. Table 1 Connecting dimensions of wash basins with one central tap hole (Figure 1) Designation Symbol Dimensions mm Diameter of the central ta
22、p hole (intended to accommodate a mixer tap) d2a3521+Horizontal distance between the centre line of the central tap hole and the edge of the bowl g1 80 Distance from the centre line of the central tap hole to the back wall g3 55 Radius of a cylinder having the same centre line as the central tap hol
23、e at a depth 0 mm to 5 mm from the lower plane of the central tap hole r1 25 Radius of a cylinder having the same centre line as the central tap hole at a depth of minimum 5 mm from the lower plane of the central tap hole r2 30 Radius of a flat plane circular surface on the tap platform having the s
24、ame centre as the central tap hole and intended to accommodate the tap r3 32 BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)5 Thickness of the platform at the level of the zone concentric to the central tap hole s 18 Horizontal distance between the centre line of the central tap hole and the centre lin
25、e of the waste outlet hole t b 170 aThe diameter 3020+is permissible with r1 22 and r2 25. bMay not be applicable for wash basins of class CL 00 in accordance with EN 14688. Dimensions in millimetres Figure 1 Connecting dimensions of wash basins with one central tap hole BS EN 31:2011+A1:2014 EN 31:
26、2011+A1:2014 (E)6 3.3 Connecting dimensions of wash basins with side tap hole(s) The connecting dimensions of wash basins with one or two tap holes for side tap(s) shall comply with Table 2. Table 2 Connecting dimensions of wash basins with side tap hole(s) (Figure 2) Designation Symbol Dimensions m
27、m Diameter of the tap hole(s) (intended to accommodate mixer tap(s) d2a3521+Shortest horizontal distance between the centre line of the tap hole(s) and the edge of the bowl g2 65 Distance from the centre line of the tap hole(s) to the back wall g3 55 Radius of a cylinder having the same centre line
28、as the tap hole at a depth 0 mm to 5 mm from the lower plane of the tap hole r1 25 Radius of a cylinder having the same centre line as the tap hole at a depth of minimum 5 mm from the lower plane of the tap hole r2 30 Radius of a flat plane circular surface on the tap platform having the same centre
29、 as the tap hole and intended to accommodate the tap r3 32 Thickness of the platform at the level of the zone concentric to the tap hole(s) s 18 Horizontal distance between the centre line of the tap hole(s) and the centre line of the waste outlet hole t b 170 aThe diameter 3020+is permissible with
30、r1 22, r2 25 and r3 30 (intended to accommodate pillar tap(s). bMay not be applicable for wash basins of class CL 00 in accordance with EN 14688. Dimensions in millimetres Figure 2 Connecting dimensions of wash basins with two side tap holes BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)7 3.4 Connecti
31、ng dimensions of wash basins with three tap holes The connecting dimensions of wash basins with three tap holes shall comply with Table 3. Table 3 Connecting dimensions of wash basins with three tap holes (Figure 3) Designation Symbol Dimensions mm Diameter of outer tap holes d130+20Diameter of the
32、central tap hole d23521+Distance from the centre line of the central tap hole to the centre line of the two outer tap holes e 0 to 15 Distance between the centre lines of the two outer tap holes f 200 4 Horizontal distance between the centre line of the central tap hole and the edge of the bowl g1 8
33、0 Distance from the centre line of the central tap hole to the back wall g3 55 Shortest horizontal distance between the centre lines of the outer tap holes and the edge of the bowl when only the two outer tap holes are used g4 65 Radius of a cylinder having the same centre line as the central tap ho
34、le at a depth 0 mm to 5 mm from the lower plane of the tap hole r1 25 Radius of a cylinder having the same centre line as the central tap hole at a depth of minimum 5 mm from the lower plane of the central tap hole r2 30 Radius of a flat plane circular surface on the tap platform having the same cen
35、tre as the central tap hole and intended to accommodate the tap r3 32 Radius of a flat plane circular surface on the tap platform having the same centre as the outer tap holes and intended to accommodate the side valves r4 30 Thickness of the platform at the level of the zone concentric to the tap h
36、oles s 18 Horizontal distance between the centre line of the central tap hole and the centre line of the waste outlet hole ta 170 aMay not be applicable for wash basins of class CL 00 in accordance with EN 14688. BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)8 Dimensions in millimetres Figure 3 Connec
37、ting dimensions of wash basins with three tap holes BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)9 4 Waste outlet hole(s) 4.1 Connecting dimensions of waste outlet hole(s) with integral overflow The connecting dimensions of the waste outlet hole(s) with integral overflow shall comply with the dimensi
38、ons given in Table 4. Table 4 Connecting dimensions of the waste outlet hole with integral overflow (Figure 4) Designation Symbol Dimension mm Bore of the waste outlet hole d34623+Diameter of the base for the seal between the waste outlet hole and the waste fitting d4 60 Reference diameter to measur
39、e the height of the waste outlet hole (h1) d563 Height of the waste outlet hole measured between the reference diameter d5and the base for the seal h14505Height measured between the reference diameter d5and the bottom of the bowl h2 2 Vertical distance between the tap platform and the base for the s
40、eal p 250 Cone angle of the upper section of the waste outlet hole ! 100“ Figure 4 Dimensions of the waste outlet hole for wash basins with integral overflow NOTE To verify the connecting dimensions in accordance with Table 4, it is recommended to use a gauge in accordance with Annex A. 4.2 Connecti
41、ng dimensions of waste outlet hole without integral overflow The connecting dimensions of the waste outlet hole(s) without integral overflow shall comply with the dimensions given in Table 5. BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)10 Table 5 Connecting dimensions of the waste outlet hole (s) wi
42、thout integral overflow (Figure 5) Designation Symbol Dimension mm Bore of the waste outlet hole d34623+Diameter of the base for the seal between the waste outlet hole and the waste fitting d4 60 Reference diameter to measure the height of the waste outlet hole (h3) d563 Height measured between the
43、reference diameter d5and the bottom of the bowl h2 2 Height of the waste outlet hole measured between the reference diameter d5and the base for the seal h3a2005Cone angle of the upper section of the waste outlet hole ! 100“ aThe height h3= 4505is permissible. Figure 5 Dimensions of the waste outlet
44、hole for wash basins without integral overflow NOTE To verify the connecting dimensions in accordance with Table 5, it is recommended to use a gauge in accordance with Annex A. BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)11 5 Fixing dimensions of wall-hung wash basins The fixing dimensions of wall-h
45、ung wash basins shall comply with the dimensions given in Table 6. Table 6 Fixing dimensions of wall-hung wash basins Designation Width of the wash basin mm Figure Symbol Dimension mm Horizontal distance between the centre lines of the two fixing holes 750 Figures 6, 7, 8, 9 280 10 In accordance wit
46、h the manufacturers specification Smallest length of a fixing hole 750 mm BS EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)12 Figure 8 Example showing four fixing holes on a wash basin with one bowl having a width 750 mm Figure 9 Example showing three fixing holes on a wash basin having a width 750 mm BS
47、 EN 31:2011+A1:2014 EN 31:2011+A1:2014 (E)13 Annex A (informative) Example of gauge for measuring the connecting dimensions of waste outlet holes Dimensions in millimetres Figure A.1 Example of a gauge to verify the connecting dimensions of waste outlet holes with or without integral overflow BS EN
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49、ther standardization products are published by BSI Standards Limited.British Standards Institution (BSI)BSI Group Headquarters389 Chiswick High Road London W4 4AL UKAbout usWe bring together business, industry, government, consumers, innovators and others to shape their combined experience and expertise into standards -based solutions.The knowledge embodied in our standards has been carefully assembled in a dependable format and refined through our open consultation process. Organizations of a
