1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 31:2011Wash basins ConnectingdimensionsCopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking pe
2、rmitted without license from IHS-,-,-BS EN 31:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 31:2011. Itsupersedes BS EN 111:2003 and BS EN 31:1999 and BS EN 32:1999which are withdrawn.The UK participation in its preparation was entrusted to TechnicalCommi
3、ttee B/503, Sanitary appliances.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. BSI 2011 ISBN 978 0 580 65146 5 I
4、CS 91.140.70 Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 September 2011. Amendments issued since publicationDate T e x t a f f e c t e dCopyright European C
5、ommittee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 31:2011EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 31 September 2011 ICS 91.140.70 Supersedes EN 111:2003, EN 31:1998, EN 32:1998Englis
6、h Version Wash basins - Connecting dimensions Lavabos - Cotes de raccordement Waschbecken - Anschlussmae This European Standard was approved by CEN on 29 July 2011. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Stand
7、ard 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 versions (English
8、, 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, Belgium, Bul
9、garia, 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 United Kingdom. EUROPEAN COMMITTEE FO
10、R STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 31:2011: ECopyright European Committee for St
11、andardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Tap holes 43.1 General 43.2 Connecting dimensions of wash basins with one ce
12、ntral tap hole 43.3 Connecting dimensions of wash basins with side tap hole(s) .63.4 Connecting dimensions of wash basins with three tap holes 74 Waste outlet hole(s) .94.1 Connecting dimensions of waste outlet hole(s) with integral overflow.94.2 Connecting dimensions of waste outlet hole without in
13、tegral overflow 105 Fixing dimensions of wall-hung wash basins . 11Annex A (informative) Example of gauge for measuring the connecting dimensions of waste outlet holes 13Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking
14、 permitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 3 Foreword This document (EN 31:2011) 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, eithe
15、r by publication of an identical text or by endorsement, at the latest by March 2012, and conflicting national standards shall be withdrawn at the latest by March 2012. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CE
16、NELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 31:1998, EN 32:1998, EN 111:2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Sta
17、ndard: 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 Unite
18、d Kingdom. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 4 1 Scope This European Standard specifies the connecting dimensions of wash basins in acco
19、rdance with 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 onl
20、y; it in 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 refere
21、nces, the 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
22、a tap. 3.2 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. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking p
23、ermitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 5 Table 1 Connecting dimensions of wash basins with one central tap hole (Figure 1) Designation Symbol Dimensionsmm Diameter of the central tap hole (intended to accommodate a mixer tap) d2a3521+Horizontal distance between the centre
24、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 hole at a depth 0 mm to 5 mm from the lower plane of the central tap hole r1 25 Radius of a cyl
25、inder 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 centre as the central tap hole and intended to accommodate the tap r3 32 Thickness of th
26、e 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 line 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
27、 CL 00 in accordance with EN 14688. Dimensions in millimetres Figure 1 Connecting dimensions of wash basins with one central tap hole Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-
28、,-,-BS EN 31:2011EN 31:2011 (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 Sym
29、bol Dimensionsmm Diameter of the tap hole(s) (intended to accommodate mixer tap(s) d2a 3521+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 s
30、ame centre line 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
31、 the same centre 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 p
32、ermissible with 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 Copyright European Committee for Standardi
33、zation Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 7 3.4 Connecting dimensions of wash basins with three tap holes The connecting dimensions of wash basins with three tap holes shall comply with
34、Table 3. Table 3 Connecting dimensions of wash basins with three tap holes (Figure 3) Designation Symbol Dimensionsmm Diameter of outer tap holes d13020+Diameter of the 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
35、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 80 Distance from the centre line of the central tap hole to the back wall g3 55 Shortest horizontal distance between the centre line
36、s 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 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 centr
37、al 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 centre as the central tap hole and intended to accommodate the tap r3 32 Radius of a flat plane circular surface on the tap platform h
38、aving 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 holes s 18 Horizontal distance between the centre line of the central tap hole and the centre line of the waste outlet hole ta 170 a
39、 May not be applicable for wash basins of class CL 00 in accordance with EN 14688. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 8 Dimensions in mil
40、limetres Figure 3 Connecting dimensions of wash basins with three tap holes Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 9 4 Waste outlet hole(s) 4
41、.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 dimensions given in Table 4. Table 4 Connecting dimensions of the waste outlet hole with integral overflow (Figure 4) Designation
42、 Symbol Dimensionmm 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 (h1) d563 Height of the waste outlet hole measured between the reference diameter d5a
43、nd 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 seal p 250 Cone angle of the upper section of the waste outlet hole 10005Figure 4 Dimensions of the waste outlet hole for wa
44、sh 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. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permit
45、ted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 10 4.2 Connecting 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. Table 5 Connecting dimensions of
46、 the waste outlet hole (s) without 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
47、 Height measured between the 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 h3a 2005Cone angle of the upper section of the waste outlet hole 10005aThe height h3= 4505is permissible. Figure 5 Dim
48、ensions of the waste outlet 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. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 31:2011EN 31:2011 (E) 11 5 Fixing dimensions of wa
