BS-EN-246-1992.pdf
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1、BRITISH STANDARD BS EN 246:1992 Sanitary tapware: General specifications for flow rate regulators The European Standard EN 246:1989 has the status of a British Standard Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:29:38 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 246:1992 This Brit
2、ish Standard, having been prepared under the direction of Technical Committee B/504, was published under the authority of the Standards Board and comes into effect on 1 April 1992 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference B/504/8 Draft for comm
3、ent 86/10573 DC ISBN 0 580 20559 2 Cooperating organizations The European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national standards organizations of the following countries. AustriaOesterreichisches Normungsinstitut BelgiumInst
4、itut belge de normalisation DenmarkDansk Standardiseringsraad FinlandSuomen Standardisoimisliito, r.y. FranceAssociation franaise de normalisation GermanyDeutsches Institut fr Normung e.V. GreeceHellenic Organization for Standardization IcelandTechnological Institute of Iceland IrelandNational Stand
5、ards Authority of Ireland ItalyEnte Nazionale Italiano di Unificazione LuxembourgInspection du Travail et des Mines NetherlandsNederlands Normalisatie-instituut NorwayNorges Standardiseringsforbund PortugalInstituto Portugus da Qualidade SpainAsociacin Espaola de Normalizacin y Certificacin SwedenSt
6、andardiseringskommissionen i Sverige SwitzerlandAssociation suisse de normalisation United KingdomBritish Standards Institution Amendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:29:38 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 24
7、6:1992 BSI 11-1999i Contents Page Cooperating organizationsInside front cover National forewordii Brief history2 Text of EN 2463 National annex NA (informative) Committees responsible13 National annex NB (informative) Cross-referencesInside back cover Licensed Copy: sheffieldun sheffieldun, na, Fri
8、Nov 03 09:29:38 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 246:1992 ii BSI 11-1999 National foreword This British Standard has been prepared under the direction of Technical Committee B/504, Water supply and is the English language version of EN 246: “Sanitary tapware: General specifications f
9、or flow rate regulators”, published by the European Committee for Standardization (CEN). EN 246 was produced as a result of international discussion in which the UK took an active part. The UK voted against this standard at formal vote stage but the analysis of voting, in accordance with 5.1 the Com
10、mon CEN/CENELEC Rules, resulted in a positive vote. In consequence the document was approved as a European Standard. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a
11、British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 14, an inside back cover and a back cover. This standard has been updated (see copyright date) and
12、may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:29:38 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 246 June 1989 UDC 621.646.2:6
13、44.6:620.1 Descriptors: Sanitary valves, flow rate regulators, dimensions, hydraulic properties, acoustic properties, tests English version Sanitary tapware: General specifications for flow rate regulators Robinetterie sanitaire: Spcifications gnrales des rgulateurs de jets Sanitrarmaturen: Allgemei
14、ne Anforderungen fr Strahlregler This European Standard was approved by CEN on 1988-06-20. 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 l
15、ists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat 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 res
16、ponsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norw
17、ay, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels CEN 1989 Copyright reserved to all CEN members Ref. No. EN 246:1989 E License
18、d Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:29:38 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 246:1989 BSI 11-1999 2 Brief history This European Standard was drawn up by Technical Committee CEN/TC 34 “Sanitary tapware Dimensions, quality”. The member bodies of CEN/TC 34 had initially intend
19、ed to establish certain properties for flow rate regulators in prEN 200 which covers single and mixer taps, but given the fact that the flow rate regulators could be mounted on other types of tapware, for example thermostatic mixer taps, they finally decided to deal with the problem of flow rate reg
20、ulators in the form of a separate standard (Resolution 274 Doc N 402). According to the Common CEN/CENELEC Rules, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norw
21、ay, Portugal, Spain, Sweden, Switzerland and United Kingdom. Contents Page Brief history2 1Scope3 2Field of application3 3References3 4Definitions or applications3 5Designation3 6Materials3 7Dimensional properties3 8Hydraulic properties5 8.1Flow rate5 8.2Evaluation of the shape of flow7 8.3Aeration
22、of flow7 9Acoustic properties11 10Marking11 Annex A (for information) Tables and figures from EN 20012 Figure 1 Regulator connected with internal thread3 Figure 2 Regulator connected with external thread4 Figure 35 Figure 45 Figure 56 Figure 66 Figure 76 Figure 8 Measurement of air flow8 Figure 9 Ad
23、aptor for measuring air intake9 Figure 10 Device for measuring air intake on the grille cages of flow rate regulators M22 1 and M24 110 Figure 11 Device for measuring air intake on the grid cages of flow rate regulators M28 111 Figure 1212 Figure 1312 Table 14 Table 24 Table 3 Flow rate of flow rate
24、 regulators5 Table 4 Dimensions of A3 adaptors6 Table 5 Dimensions of A4 adaptors7 Table 67 Table 712 Table 812 Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 03 09:29:38 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 246:1989 BSI 11-19993 1 Scope This European Standard aims to establish: the di
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