1、BS EN 15720:2009ICS 91.140.70NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDSanitary appliances Shower trays madefrom impact modifiedcoextruded ABS/acrylicsheets Requirementsand test methodsThis British Standardwas published under theauthority of the StandardsP
2、olicy and StrategyCommittee on 31 January2010 BSI 2010ISBN 978 0 580 57932 5Amendments/corrigenda issued since publicationDate CommentsBS EN 15720:2009National forewordThis British Standard is the UK implementation of EN 15720:2009.The UK participation in its preparation was entrusted to TechnicalCo
3、mmittee B/503, Sanitary appliances.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Stan
4、dard cannot confer immunityfrom legal obligations.BS EN 15720:2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15720 December 2009 ICS 91.140.70 English Version Sanitary appliances - Shower trays made from impact modified coextruded ABS/acrylic sheets - Requirements and test methodsAppareils
5、 sanitaires - Receveurs de douche en feuilles dABS/acrylique coextrudes modifies choc - Exigences et mthodes dessai Sanitrausstattungsgegenstnde - Duschwannen, hergestellt aus schlagzh-modifizierten coextrudierten ABS/Acrylplatten - Anforderungen und Prfverfahren This European Standard was approved
6、by CEN on 7 November 2009. 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 bibliographical references concerning such national sta
7、ndards 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 any other language made by translation under the responsibility of a CEN member into its own language and notified
8、 to the CEN Management Centre has the same status as the official versions. CEN members 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,
9、 Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, 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 exploit
10、ation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15720:2009: EBS EN 15720:2009EN 15720:2009 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Terms and definitions .44 Requirements .44.1 General 44.2 Material .44.3 Surface appearance .44.4 Wa
11、ste outlet hole .44.5 Overflow hole .54.6 Hole edges 54.7 Dimensional deviations .54.8 Geometric deviations 54.8.1 General 54.8.2 Squaring .54.8.3 Straightness of the rim sides .54.8.4 Straightness of the bottom edge of the rim 54.8.5 Flatness of the top surface of rim 54.9 Bottom of the shower tray
12、 54.10 Resistance to temperature changes 64.11 Resistance to impact .64.12 Permitted deflections 64.13 Shower tray rim 65 Marking .6Annex A (normative) Shower tray test methods 7A.1 Sequence of tests 7A.2 Geometric deviations 7A.2.1 Test apparatus .7A.2.2 Squaring .7A.2.3 Straightness of the rim sid
13、e .8A.2.4 Straightness of the bottom edge of the rim 9A.2.5 Flatness of the top surface of the rim. 10A.3 Resistance to temperature change . 11A.3.1 Test apparatus 11A.3.2 Procedure 11A.4 Resistance to impact 12A.4.1 Test apparatus 12A.4.2 Procedure 12A.5 Determination of deflections . 12A.5.1 Gener
14、al . 12A.5.2 Test apparatus 13A.5.3 Preloading . 13A.5.4 Deflection test 1 - Deflection of the rim and the bottom due to a load on the bottom 14A.5.5 Deflection test 2 - Deflection of the rim due to a load on the rim on the side of entry 15Bibliography . 18BS EN 15720:2009EN 15720:2009 (E) 3 Forewor
15、d This document (EN 15720:2009) 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 endorsement, at the latest by
16、June 2010, and conflicting national standards shall be withdrawn at the latest by June 2010. 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 identifying any or all such patent r
17、ights. Attention is drawn to EN 14527 1, which has been prepared under the Mandate M/110 “Sanitary Appliances” which was given to CEN by the European Commission and the European Free Trade Association and supports the Essential Requirements to allow CE marking under Construction Products Directive (
18、89/106/EEC). According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ire
19、land, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 15720:2009EN 15720:2009 (E) 4 1 Scope This European Standard specifies the requirements for shower trays for domestic purpos
20、es made from crosslinked cast acrylic sheets conforming to EN 13559 with the aim of ensuring that the product, when installed in accordance with the manufacturers instructions, will provide satisfactory performance in use. This European Standard is applicable to all sizes and shapes of shower trays.
21、 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 latest edition of the referenced document (including any amendments) applies. EN 13559, Specifications
22、for impact modified coextruded ABS/Acrylic sheets for baths and shower trays for domestic purposes 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 domestic purposes use in homes, hotels, accommodation for students, hospitals and similar build
23、ings, except when special medical provisions are required 4 Requirements 4.1 General The manufacturer shall provide instructions for installation and care with each shower tray. The shower tray shall be free from sharp edges that would be exposed after the installation of the shower tray in accordan
24、ce with the manufacturers instructions. 4.2 Material The shower tray shall be manufactured from impact modified coextruded ABS/acrylic sheets complying with EN 13559. 4.3 Surface appearance When the shower tray is visually inspected under strong and oblique illumination there shall be no evidence of
25、 cracks, chips, or other surface defects, such as unexpected changes in colours, etc. that will impair the appearance or performance of the shower tray. 4.4 Waste outlet hole The shower tray shall have at least one outlet hole. The dimensions of the waste outlet hole and the clearance around the was
26、te outlet hole shall either be in accordance with the requirements of EN 251 or the manufacturer shall supply or recommend a suitable waste outlet fitting. BS EN 15720:2009EN 15720:2009 (E) 5 4.5 Overflow hole When the shower tray is provided with an overflow hole the dimensions of the overflow hole
27、 and the clearance around the overflow hole shall either be in accordance with the requirements of EN 251 or the manufacturer shall supply or recommend a suitable overflow fitting. 4.6 Hole edges The edges of any holes in the shower tray shall not show evidence of chips, cracks, or any other defects
28、 that may impair the appearance or performance of the shower tray. 4.7 Dimensional deviations The dimensions of shower trays shall not deviate from the size quoted by the manufacturer by greater than 5 mm. If the manufacturer states two sizes (e.g. both a work size and a nominal size) he shall state
29、 to which size the permitted deviations apply. For round shower trays, length and width correspond to the diameter. 4.8 Geometric deviations 4.8.1 General The straight sides or edges of the shower tray that might abut independent surroundings or supporting structures shall comply with the requiremen
30、ts of 4.8.2 to 4.8.4 and all shower trays shall comply with 4.8.5. These requirements are not applicable to sides or edges that are purposely designed as curves or slopes. 4.8.2 Squaring When tested in accordance with A.2.2 the deviation from square, q, shall be less than or equal to 5 mm. 4.8.3 Str
31、aightness of the rim sides When tested in accordance with A.2.3 the deviation from straightness of the rim sides, s, shall be less than or equal to 5 mm. 4.8.4 Straightness of the bottom edge of the rim When tested in accordance with A.2.4 the deviation from straightness of the bottom edge of the ri
32、m, r, shall be less than or equal to 5 mm. 4.8.5 Flatness of the top surface of rim When tested in accordance with A.2.5 the deviation from flatness of the top surface of the rim, c, shall be less than or equal to 5 mm. 4.9 Bottom of the shower tray When the shower tray is installed in accordance wi
33、th the manufacturers instructions and the waste outlet hole is open, all water shall empty from the shower tray unless prevented by surface tension. BS EN 15720:2009EN 15720:2009 (E) 6 4.10 Resistance to temperature changes When tested in accordance with A.3 the shower tray shall show no evidence of
34、 distortion or other defects which will impair the appearance or functioning of the shower tray and any deflection shall be less than or equal to 4 mm. 4.11 Resistance to impact When tested in accordance with A.4 the bottom and the rim of the shower tray shall show no evidence of distortion or other
35、 defects that impair the appearance or functioning of the shower tray. 4.12 Permitted deflections When tested in accordance with A.5 the deflections shall be less than or equal to the values given in Table 1. Table 1 Permitted deflections Test method Deflection under load a mm Residual deflection am
36、m A.5.4 2 0,3A.5.5 4 0,3 a Values in addition to any deflection of the test rig (see A.5.2). 4.13 Shower tray rim When a shower tray is installed in accordance with the manufacturers instructions, the rim shall not encourage water to drain away from the inside of the shower tray. Roll top rims and r
37、ims incorporating special features are not subject to this requirement. 5 Marking Every shower tray shall be legibly marked on the underside with the following information: a) reference to this European Standard (EN 15720); b) name or trademark of the manufacturer or supplier. BS EN 15720:2009EN 157
38、20:2009 (E) 7 Annex A (normative) Shower tray test methods A.1 Sequence of tests The tests shall be carried out on one shower tray of each type in sequence A.2, A.3, A.5, A.4. A.2 Geometric deviations A.2.1 Test apparatus a) length measuring device with an accuracy of 0,5 mm; b) reference plane surf
39、ace with flatness tolerance of 0,5 mm; c) fixed square, fixed to the reference plane surface, at least 25 mm deeper than the depth of the rim side to be measured, one arm at least 300 mm longer than the length to be measured and the other arm at least as long as the width to be measured; d) movable
40、square, at least 25 mm deeper than the depth of the rim side to be measured, one side at least 300 mm long and the other side at least as long as the width to be measured; e) thickness comparator or gauge with an accuracy of 0,1 mm; f) spacing rollers made of metallic material, at least 25 mm deeper
41、 than the depth of the rim side to be measured and with a diameter Dsrwith a tolerance of 0,25 mm; g) thickness wedge with a thickness of 501,0mm. A.2.2 Squaring Place the shower tray upside down on the reference plane surface as shown in Figure A.4. Position sides AB and AD adjacent to the fixed sq
42、uare and place three spacing rollers with diameter Dsreach at a distance of r + 15 mm from the corners A and B, as shown in Figure A.1, where r is the radius of the corners. Measure the distance x between the corner D and the fixed square and calculate q as the difference Dsr x. Position the movable
43、 square along the side BC and place a fourth spacing roller at a distance of r + 15 mm from the corner B. Measure the distance y between the corner C and the moveable square and calculate q as the difference Dsr y. Turn the shower tray through 180 and check the distances x and y at corners A and B r
44、espectively. Record the deviation. BS EN 15720:2009EN 15720:2009 (E) 8 Dimensions in millimetres 1324BCADr +15 r +15Dr+15ryxr+15srKey 1 spacing rollers 2 fixed square 3 movable square 4 shower tray r radius of the corner Dsrdiameter of spacing roller x distance between the rim and the fixed square y
45、 distance between the rim and the moveable square Figure A.1 Squaring A.2.3 Straightness of the rim side Place the shower tray upside down on the reference plane surface as shown in Figure A.4. Position two spacing rollers with diameter Dsrbetween the rim side of the shower tray and one side of the
46、fixed square, each at a distance of r + 15 mm from the corners, as shown in Figure A.2, where r is the radius of the corners of the shower tray. Measure the maximum and minimum distances amax and amin between the rim side and the fixed square using the thickness comparator or gauge. Calculate the de
47、viation s as the difference amax amin. Record the deviation. Repeat the procedure for each rim of the shower tray. BS EN 15720:2009EN 15720:2009 (E) 9 Dimensions in millimetres 2BCADr +15 r +15D3a1srrKey 1 fixed square 2 spacing rollers 3 shower tray a distance between rim side and fixed square r ra
48、dius of the corner Dsrdiameter of spacing roller Figure A.2 Straightness of the rim side A.2.4 Straightness of the bottom edge of the rim Place the shower tray upside down on the reference plane surface as shown in Figure A.4. Position the shower tray against the fixed square as shown in Figure A.3.
49、 Measure the maximum and minimum distances bmax and bmin between the bottom edge of the rims and the top surface of the fixed square using the thickness comparator or gauge. Calculate the deviation r as the difference bmax bmin. Record the total deviation. BS EN 15720:2009EN 15720:2009 (E) 10 1234bKey 1 thickness comparator or gauge 2 fixed square 3 shower tray 4 reference plane b distance between the bottom edge of the rim and top surface of the fix
