BS-EN-1279-3-2002.pdf
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1、BRITISH STANDARD BS EN 1279-3:2002 Glass in building Insulating glass units Part 3: Long term test method and requirements for gas leakage rate and for gas concentration tolerances The European Standard EN 1279-3:2002 has the status of a British Standard ICS 81.040.20 ? BS EN 1279-3:2002 This Britis
2、h Standard, having been prepared under the direction of the Building and Civil Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 8 January 2003 BSI 8 January 2003 ISBN 0 580 41078 1 National foreword This British Sta
3、ndard is the official English language version of EN 1279-3:2002. The UK participation in its preparation was entrusted by Technical Committee B/520, Glass and glazing in building, to Subcommittee B/520/2, Insulating glass products, which has the responsibility to: A list of organizations represente
4、d on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”,
5、or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does 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 i
6、mmunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate t
7、hem in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 27 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 EU
8、ROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 1279-3 November 2002 ICS 81.040.20 English version Glass in building - Insulating glass units - Part 3: Long term test method and requirements for gas leakage rate and for gas concentration tolerances Verre dans la construction - Vitrage isolant prf
9、abriqu scell - Partie 3: Mthode dessai long terme et prescriptions pour le dbit de fuite de gaz et pour les tolrances de concentration du gaz Glas im Bauwesen - Mehrscheiben-Isolierglas - Teil 3: Langzeitprfverfahren und Anforderungen bezglich Gasverlustrate und Grenzabweichungen fr die Gaskonzentra
10、tion This European Standard was approved by CEN on 1 September 2002. 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 bibliographic
11、al 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). A version in any other language made by translation under the responsibility of a CEN mem
12、ber 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, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway,
13、 Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2002 CENAll rights of exploitation in any form and by any means reserved worldwide for
14、 CEN national Members. Ref. No. EN 1279-3:2002 E EN 1279-3:2002 (E) 2 Contents page Foreword4 1Scope 5 2Normative references 5 3Terms and definitions and symbols 6 4Requirements.8 4.1Gas leakage rate 8 4.2Tolerances on gas concentration.8 4.3Dew point and moisture penetration index.8 4.4Edge seal st
15、rength.8 4.5Additional requirements for other gases than argon, sulfurhexafluoride and air8 5Testing 8 5.1Principle of testing.8 5.2Apparatus .8 5.2.1Climate exposure equipment8 5.2.2Container for gas leakage rate measurement.9 5.2.3Gas analysis equipment9 5.2.4Gas sampling device .9 5.3Test specime
16、ns9 5.3.1Preparation of test specimens9 5.3.2Number of test specimens10 5.3.3Construction and appearance10 5.4Procedure .10 5.4.1Determination of internal volume of a test specimen10 5.4.2Climate exposure.10 5.4.3Measuring the gas leakage.10 5.4.4Analysis of gas.11 5.5Evaluation.11 6Precision of tes
17、t method.11 7Test report 11 Annex A (normative) Requirements for other gases13 A.1Durability of the gas and interaction with insulating glass components 13 A.2Effect on thermal- and sound insulation.13 A.3Assessment example with krypton gas filling14 Annex B (informative) Relationship between artifi
18、cial and natural ageing with regard to thermal and sound insulation 15 Annex C (informative) Determination of the gas leakage rate by gas chromatography.16 C.1Principle of method .16 C.2Equipment.16 C.2.1Full container16 C.2.2Ring container18 C.2.3Cooling trap19 C.2.4Gas chromatograph.19 C.2.5Connec
19、ting pieces.19 C.2.6Solvents19 C.2.7Purging and carrier gas.19 C.2.8Calibrating gas.20 C.3Preparation of test specimens21 EN 1279-3:2002 (E) 3 C.4Procedure .21 C.4.1Connection of the apparatus21 C.4.2Installation of the test specimen21 C.4.3Temperature.21 C.4.4Calibration21 C.4.5Measurement of the g
20、as leakage .21 C.4.6Blank test25 C.4.7Result25 Bibliography27 EN 1279-3:2002 (E) 4 Foreword This document EN 1279-3:2002 has been prepared by Technical Committee CEN/TC 129, “Glass in building“, the secretariat of which is held by IBN. This European Standard shall be given the status of a national s
21、tandard, either by publication of an identical text or by endorsement, at the latest by May 2003, and conflicting national standards shall be withdrawn at the latest by May 2003. This document is part of the series EN 1279 “Glass in building - Insulating glass units” that contains the following Part
22、s: Part 1: Generalities, dimensional tolerances and rules for the system description. Part 2: Long term test method and requirements for moisture penetration. Part 3: Long term test method and requirements for gas leakage rate and for gas concentration tolerances. Part 4: Methods of test for the phy
23、sical attributes of edge seals. Part 5: Evaluation of Conformity. Part 6: Factory production control and periodic tests. The annexe A is normative. The annexes B and C are informative. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries
24、are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. EN 1279-3:2002 (E) 5 1 Scope This European Standar
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