BS-EN-12237-2003.pdf
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1、BRITISH STANDARD BS EN 12237:2003 Ventilation for buildings Ductwork Strength and leakage of circular sheet metal ducts The European Standard EN 12237:2003 has the status of a British Standard ICS 91.140; 91.140.30 ? Licensed Copy: sheffieldun sheffieldun, na, Sat Oct 28 11:40:53 GMT+00:00 2006, Unc
2、ontrolled Copy, (c) BSI BS EN 12237:2003 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 16 April 2003 BSI 16 April 2003 ISBN 0 580 41588 0 National foreword This British Standard is the official English language version of EN 12237:2003. The
3、 UK participation in its preparation was entrusted to Technical Committee RHE/2, Air distribution and air diffusion, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implem
4、ent international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does
5、 not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European
6、 committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages
7、2 to 11 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Sat Oct 28 11:40:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STAND
8、ARD NORME EUROPENNE EUROPISCHE NORM EN 12237 April 2003 ICS 91.140; 91.140.30 English version Ventilation for buildings - Ductwork - Strength and leakage of circular sheet metal ducts Ventilation des btiments - Rseau de conduits - Rsistance et tanchit des conduits circulaires en tle Lftung von Gebud
9、en - Luftleitungen - Festigkeit und Dichtheit von Luftleitungen mit rundem Querschnitt aus Blech This European Standard was approved by CEN on 18 December 2002. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard
10、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 Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German
11、). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finlan
12、d, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stas
13、sart, 36 B-1050 Brussels 2003 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12237:2003 E Licensed Copy: sheffieldun sheffieldun, na, Sat Oct 28 11:40:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 12237:2003 (E) 2 Contents page
14、Foreword. 3 1Scope 4 2Normative references . 4 3Terms, definitions and symbols 4 3.1Terms and definitions. 4 3.2Symbols . 6 4Classification. 6 5Requirements 7 5.1Leakage 7 5.2Strength 7 6Test rig specification 7 7Test procedure strength and leakage. 7 7.1Test sample 7 7.2Test method. 7 7.3Correction
15、 of leakage test result. 8 8Test report 8 Annex A (informative) Recommended procedure if the permitted air leakage rate is exceeded when testing a specific installation. 10 Bibliography . 11 Licensed Copy: sheffieldun sheffieldun, na, Sat Oct 28 11:40:53 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN
16、 12237:2003 (E) 3 Foreword This document (EN 12237:2003) has been prepared by Technical Committee CEN /TC 156 “Ventilation for buildings“, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or b
17、y endorsement, at the latest by October 2003, and conflicting national standards shall be withdrawn at the latest by October 2003. Annex A is informative. The standard is one of a series of standards for ductwork used for ventilation and air conditioning of buildings for human occupancy. The positio
18、n of this standard in the field of mechanical building services is shown in Figure 1. Mechanical building services Control SystemsVentilation and air conditioning systems Heating Systems Air handling unitsDuctworkInstallation Sheet metal air ducts with circular cross section - Dimensions Circular sh
19、eet metal air ducts Requirements for strength and leakage Rectangular sheet metal air ducts Requirements for strength and leakage Ductwork hangers and supports Requirements for strength FlangesSheet metal air ducts with rectangular cross section -Dimensions Measurement of duct surface area Requireme
20、nts for ductwork components to facilitate maintenance Determination of mechanical energy loss Flexible ducts Ductwork made of insulation ductboards Figure 1 Position of EN 12237 in the field of mechanical building services Licensed Copy: sheffieldun sheffieldun, na, Sat Oct 28 11:40:53 GMT+00:00 200
21、6, Uncontrolled Copy, (c) BSI EN 12237:2003 (E) 4 According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Ic
22、eland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and the United Kingdom. 1 Scope This European Standard specifies requirements and test methods for strength and air leakage of circular ductwork used in air conditioning and ventilation syst
23、ems in buildings. The standard is intended to establish the mechanical strength and leakage required to verify the fitness for the intended service as installed ductwork. The standard is intended for testing specific installations as well as product series in general under in-situ or laboratory cond
24、itions. The requirements and methods are applicable also to rectangular ductwork in respect of air leakage. A recommended procedure, if the permitted air leakage rate is exceeded when testing a specific installation, is given in informative annex A. 2 Normative references This European Standard inco
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