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    BS EN 297-1994 Gas-fired central heating boilers Type B11 and B11BS boilers fitted with atmospheric burners of nominal heat input not exceeding 70 kW《燃气集中供暖锅炉 装有标称输入热量不超过70kW的常压燃烧器.pdf

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    BS EN 297-1994 Gas-fired central heating boilers Type B11 and B11BS boilers fitted with atmospheric burners of nominal heat input not exceeding 70 kW《燃气集中供暖锅炉 装有标称输入热量不超过70kW的常压燃烧器.pdf

    1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58boilers fitted with atmospheric burners of nominal heat input not exceeding 70 kWThe European Stand

    2、ard EN 297:1994, with the incorporation of amendments A1:1995, A2:1996, A3:1996, A4:2004, A5:1998 and A6:2003, has the status of a British StandardICS 27.060.30; 91.140.10Gas-fired central heating boilers Type B11and B11BSBRITISH STANDARDBS EN 297:1994Incorporating Amendment Nos. 1, 2, 3, 4 and 5, a

    3、nd Corrigendum No. 1BS EN 297:1994This British Standard, having been prepared under the direction of the Gas Standards Policy Committee, was published under the authority of the Standards Board and comes into effect on 15 October 1994 BSI 2006The following BSI references relate to the work on this s

    4、tandard:Committee reference GSE/28Draft for comment 89/79510 DCISBN 0 580 22260 8Portugal Instituto Portugus da QualidadeSpain Asociacin Espaola de Normalizacin y CertificacinSweden Standardiseringskommissionen i SverigeSwitzerland Association suisse de normalisationUnited Kingdom British Standards

    5、InstitutionAmendments issued since publicationAmd. No. Date Comments8769 August 19959279 April 199710175 January 199914749 26 November 200315849 8 December 2005 Change to title of document, the rest of the amendment is indicated by a sideline16505 Corrigendum No. 131 July 2006 Changes to Tables 12 a

    6、nd 13Luxembourg Inspection du Travail et des MinesNetherlands Nederlands Normalisatie-instituutNorway Norges StandardiseringsforbundCooperating organizationsThe European Committee for Standardization (CEN), under whose supervision this European Standard was prepared, comprises the national standards

    7、 organizations of the following countries:Austria Oesterreichisches NormungsinstitutBelgium Institut belge de normalisationDenmark Dansk StandardFinland Suomen Standardisoimisliito, r.y.France Association franaise de normalisationGermany Deutsches Institut fr Normung e.V.Greece Hellenic Organization

    8、 for StandardizationIceland Technological Institute of IcelandIreland National Standards Authority of IrelandItaly Ente Nazionale Italiano di UnificazioneBS EN 297:1994 BSI 2006ContentsPageCooperating organizations Inside front coverNational foreword iiForeword 2Text of EN 297 7National annex NA (in

    9、formative) Committees responsible Inside back coverNational annex NB (informative) Cross-references Inside back coveriBS EN 297:1994iiatmospheric burners of nominal heat input not exceeding 70 kW, including amendments A1, A2, A3, A4, A5 and A6 and corrigendum June 2006, published by the European Com

    10、mittee for Standardization (CEN).This standard partially supersedes BS 5258-1:1986 and BS 6332-1:1988. Conflicting national standards will be withdrawn once the series of domestic boiler standards being prepared by CEN/TC 109 have been published.EN 297 was produced as a result of international discu

    11、ssion in which the UK took an active part.Cross-referencesThe 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”, or by using the “Search” fa

    12、cility 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 immunity from legal obligation

    13、s.Summary of pagesThis document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 134, an inside back cover and a back cover.The BSI copyright notice displayed in this document indicate when the document was last issued.Sidelining in this document indicate

    14、s the most recent changes by amendment.National forewordThis British Standard has been prepared under the direction of the Gas Standards Policy Committee and is the English language version of EN 297:1994, Gas-fired central heating boilers Type B11and B11BSboilers fitted with BSI 2006EUROPISCHE NORM

    15、04UDC 697.326:662.95:614.Descriptors: Heat e evaluation, safety, tests, verGas-fired central heating boilers Type Bfitted with atmospheric burners of nominal heat input not (iChaudires de chaufcombustibles gazeux B11et B11BSatmosphriques dont le dnominal est inf(inclut les amA3:1996, A4 Europisches

    16、Komitee fr NormungCentral Secretariat: rue de Stassart 3 1994 Copyright reserved to CEN membersRef. No. EN 297:1994 + A1:1995 + A2:1996 E + isation6, B-1050 BrusselsA3:1996 + A4:2004 + A5:1998 + A6:2003 EEuropean Committee for StandComit Europen de NormalardizationUp-to-date lists and bibliographica

    17、l 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 responsibility of a CEN mem

    18、ber 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lith

    19、uania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.CENThis European Standard was approved by CEN on 1994-05-18, amendment A1 was approved by CEN on 1995-08-15, amendment A2 on 1995-11-12, A3 on 1996-09-20, A4 on 2003-11-

    20、14, A5 on 1997-06-29, A6 on 2002-12-06. 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.English version11and B11BSboilers exceeding 70 kWncludes amendme

    21、nts A1:1995, A2:1996, A3:1996, A4:2004, A5:1998 and A6:2003)fage central utilisant les Chaudires des types equipes de brleurs bit calorifique rieur ou gal 70 kW endements A1:1995, A2:1996, :2004, A5:1998 et A6:2003)Heizkessel fr gasfrmige Brennstoffe Heizkessel der Typ B11und B11BSmit atmosphrischen

    22、 Brennern mit einer Nennwrmebelastung kleiner als oder gleich 70 kW (enthlt nderungen A1:1995, A2:1996, A3:1996, A4:2004, A5:1998 und A6:2003)+ A1August 1995+ A2May 1996+ A4October 20+ A5June 1998+ A6March 20038:620.1 Incorporating corrigendum June 2006ers, central heating, boilers, gas appliances,

    23、burners, heat balance, equipment specifications, performancification, marking, name plateEUROPEAN STANDARDNORME EUROPENNEEN 297May 1994+ A3October 1996EN 297:1994ForewordThe European Standard EN 297 has been prepared by the Technical Committee CEN/TC 109, Gas-fired central heating boilers, the secre

    24、tariat of which is held by the IBN.It was established to deal with aspects related to: safety; rational use of energy; fitness for purpose.Other types of boilers, and those of higher nominal heat input excluded from this standard, are dealt with in separate standards.Amendment 1, dealing with combus

    25、tion products discharge safety devices, has been included in this standard.Other amendments are being prepared and will complete EN 297 eventually.This European Standard has been prepared under a mandate given to CEN by the Commission of the European Communities and the European Free Trade Associati

    26、on, and supports essential requirements of the EC Directive(s).This standard covers only type testing.Matters related to quality assurance systems, tests during production and to certificates of conformity of auxiliary devices are not currently dealt with in this standard.If the manufacturer indicat

    27、es that the boiler has been tested in accordance with EN 297, the boiler must comply completely with the requirements of this standard,Type B11boilers must be fitted with a combustion products discharge safety device in order to meet the Essential Requirement of Clause 3.4.3 of the Directive 90/396/

    28、EEC. In this standard these boilers, are designated as type B11BS.However, boilers intended to be installed: either in the open air or in a room separated from living rooms and provided with appropriate ventilation directly to the outside,need not carry such a device, but in this case, appropriate w

    29、arnings on the packaging and in the instructions must clearly indicate the limit on the use of this type of boiler. In this standard these boilers are designated as type B11.This European Standard shall be given the status of a national standard, either by publication of an According to the CEN/CENE

    30、LEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom.Foreword to amendment A2This Am

    31、endment EN 297:1994/A2:1996 to EN 297:1994 has been prepared by Technical Committee CEN/TC 109, Central heating boilers using gaseous fuels, the secretariat of which is held by NNI.This Amendment to the European Standard EN 297:1994 shall be given the status of a national standard, either by publica

    32、tion of an identical text or by endorsement, at the latest by November 1996, and conflicting national standards shall be withdrawn at the latest by November 1996.This Amendment modifies European Standard EN 297:1994. It has been prepared to incorporate the Directive 92/42/EEC on efficiency requireme

    33、nts in EN 297:1994.This Amendment of the European Standard EN 297:1994 has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s).For relationship with EU Directive(s), see informative Anne

    34、x G, which is an integral part of this standard.Member States shall take all necessary measures to ensure that boilers cannot be put into service unless they satisfy the efficiency requirements set out in this Amendment.However, Member States where back-boilers and/or boilers that are to be installe

    35、d in the living space, are widely adopted at the date of the adoption of Directive 92/42/EEC, shall continue to authorize their entry into service, provided that their efficiency both at rated output and at 30 % part load is not more than 4 % below the requirements laid down in this Amendment.Accord

    36、ing to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this Amendment: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerl

    37、and and the United Kingdom. BSI 20062identical text or by endorsement, at the latest by December 1995, and conflicting national standards shall be withdrawn at the latest by December 1995.EN 297:1994Foreword to amendment A3This Amendment EN 297:1994/A3:1996 to EN 297:1994 has been prepared by Techni

    38、cal Committee CEN/TC 109, Central heating boilers using gaseous fuels, the secretariat of which is held by NNI.This Amendment to the European Standard EN 297:1994 shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 19

    39、97, and conflicting national standards shall be withdrawn at the latest by April 1997.This Amendment modifies EN 297:1994. It has been prepared to incorporate requirements and test methods concerning NOx-emissions of boilers. In future the requirements given in this amendment will be reviewed and wi

    40、ll be more stringent.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this Amendment: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portug

    41、al, Spain, Sweden, Switzerland and the United Kingdom.Foreword to amendment A4This document (EN 297:1994/A4:2004) has been prepared by Technical Committee CEN /TC 109 “Central heating boilers using gaseous fuels“, the secretariat of which is held by NEN.This European Standard shall be given the stat

    42、us of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2005, and conflicting national standards shall be withdrawn at the latest by April 2005.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the follo

    43、wing countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden

    44、, Switzerland and United Kingdom.This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s).With this amendment, the requirements and test Foreword to amendment A5This Amendme

    45、nt EN 297:1994/A5:1998 to EN 297:1994 has been prepared by Technical Committee CEN/TC 109, Central heating boilers using gaseous fuels, the secretariat of which is held by NNI.This Amendment to the European Standard EN 297:1994 shall be given the status of a national standard, either by publication

    46、of an identical text or by endorsement, at the latest by December 1998, and conflicting national standards shall be withdrawn at the latest by December 1998.This Amendment to the European Standard EN 297:1994 has been prepared under a mandate given to CEN by the European Commission and the European

    47、Free Trade Association, and supports essential requirements of EU Directive(s).According to CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, L

    48、uxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom.Foreword to amendment A6This document (EN 297:1994/A6:2003) has been prepared by Technical Committee CEN/TC 109 Central heating boilers using gaseous fuels, the secretariat of which is held by NEN.This Amendm

    49、ent to the European Standard EN 297:1994 shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2003, and conflicting national standards shall be withdrawn at the latest by September 2003.This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s).This Amendment 6 will extend the scope of EN 297 to boiler


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