DIN EN 14394-2008 en 5729 Heating boilers - Heating boilers with forced draught burners - Nominal heat output not exceeding 10 MW and maximum operating temperature of 110 C(include.pdf

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1、December 2008DEUTSCHE NORM English price group 33No part of this standard may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 91.140.10!$Ty4“149861

2、7www.din.deDDIN EN 14394Heating boilers Heating boilers with forced draught burners Nominal heat output not exceeding 10 MW and maximum operatingtemperature of 110 C (includes Amendment A1:2008)English version of DIN EN 14394:2008-12Heizkessel Heizkessel mit Geblsebrennern Nennwrmeleistung kleiner o

3、der gleich 10 MW und einer maximalen Betriebstemperaturvon 110 C (enthlt nderung A1:2008)Englische Fassung DIN EN 14394:2008-12SupersedesDIN EN 14394:2006-03www.beuth.deDocument comprises 133 pagesDIN EN 14394:2008-12 2 Start of validity This standard takes effect on 1 December 2008. National forewo

4、rd This standard includes safety requirements. This standard has been prepared by Technical Committee CEN/TC 57 “Central heating boilers” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was the Normenausschuss Heiz- und Raumluft-technik (Heating and Ventilation T

5、echnology Standards Committee), Technical Committee NA 041-01-62 AA Zentralheizungskessel (SpA CEN/TC 57). This European standard has been prepared under a mandate given to CEN by the European Commission and supports essential requirements of the Boiler Efficiency Directive 92/42/EEC of the Council

6、of 21 May 1992 relating to the efficiency requirements for new hot-water boilers fired with liquid or gaseous fuels. Amendment A1 has also been prepared under a mandate given to CEN by the European Commission and supports essential requirements of the EC Directive 97/23/EC of the Council of 29 May 1

7、997 on pressure equipment. The start and finish of text introduced or altered by Amendment A1 is indicated in the text by tags ! “. The English version of EN 14394:2005 contained some errors that have now been corrected by the Amendment, whereas most of these errors had already been corrected in the

8、 German version of EN 14394:2005. The respective subclauses 3.8, A.3.2 b), A.5.2.2, A.5.4.2, A.5.4.4, A.5.4.6, B.5.1.1, B.5.1.2.2, B.5.3.5, B.6.2, D.5.2.3, D.5.2.4, E.5.2.1, E.5.2.2, E.5.3.1.1 and E.5.5.1 are therefore not marked by tags in the German version. The DIN Standard corresponding to the I

9、nternational Standard referred to in this document is as follows: ISO 857-1 DIN 1910-11, DIN 1910-100 and DIN EN 14610 Amendments This standard differs from DIN EN 14394:2006-03 as follows: a) Consideration of Pressure Equipment Directive 97/23/EC (PED) and inclusion of Annex ZB. b) Correction of so

10、me printing errors. Previous editions DIN EN 14394: 2006-03 DIN EN 14394:2008-12 3 National Annex NA (informative) Bibliography DIN 1910-11, Welding Terms dependent on materials for metal welding DIN 1910-100, Welding and allied processes Vocabulary Part 100: Metal welding processes with additions t

11、o DIN EN 14610:2005 DIN EN 14610, Welding and allied processes Definitions of metal welding processes DIN EN 14394:2008-12 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14394:2005+A1 August 2008 ICS 01.040.91; 91.140.10 Supersedes EN 14394:2005 English Versi

12、on Heating boilers - Heating boilers with forced draught burners - Nominal heat output not exceeding 10 MW and maximum operating temperature of 110 C Chaudires de chauffage - Chaudires avec brleurs air souffl - Puissance utile infrieure ou gale 10 MW et temprature maximale de service de 110 C Heizke

13、ssel - Heizkessel mit Geblsebrennern - Nennwrmeleistung kleiner oder gleich 10 MW und einer maximalen Betriebstemperatur von 110 C This European Standard was approved by CEN on 14 October 2005 and includes Amendment 1 approved by CEN on 28 June 2008. CEN members are bound to comply with the CEN/CENE

14、LEC 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 standards may be obtained on application to the CEN Management Centre or to any

15、 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 to the CEN Management Centre has the same status as the official versions.

16、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, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,

17、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 2008 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Mem

18、bers. Ref. No. EN 14394:2005+A1:2008: EEN 14394:2005+A1:2008 (E) Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Terms and definitions .7 4 Requirements.8 5 Materials .17 6 Design .20 7 Tests30 8 Performance requirements .33 9 Technical documentation .35 Annex A (normative) Cylindrical

19、shells under internal pressure.39 Annex B (normative) Spherical shells and dished heads under internal and external pressure .66 Annex C (normative) Dished fire tube heads .93 Annex D (normative) Flat walls, stayings and girder stays 97 Annex E (normative) Cylindrical shells under external pressure

20、116 Annex F (informative) Pressure Equipment Directive 97/23/EC .125 Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 92/42/EEC of 21 May 1992 on efficiency requirements for new hot-water boilers fired with liquid or gaseous fuels.126

21、Annex ZB (informative) !Relationship between this European Standard and the Essential Requirements of EU Directive 97/23/EC concerning pressure equipment (PED)“127 Bibliography 129 2DIN EN 14394:2008-12 EN 14394:2005+A1:2008 (E) Foreword This document (EN 14394:2005+A1:2008) has been prepared by Tec

22、hnical Committee CEN/TC 57 “Central heating boilers”, the secretariat of which is held by DIN. 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 February 2009 and conflicting national standards shal

23、l be withdrawn at the latest by February 2009. This document includes Amendment 1 approved by CEN on 2008-06-28. The start and finish of text introduced or altered by amendment is indicated in the text by tags ! “. This document supersedes EN 14394:2005. According to edition 2005 the following funda

24、mental changes are given: Consideration of the Directive 97/23/EC Pressure Equipment Directive (PED) and including of Annex ZB; Correction of some typing errors. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association and suppor

25、ts essential requirements of EU Directives. !For relationship with EU Directives, see informative Annexes ZA and ZB, which are integral parts of this document.“ !The requirements and test methods related to the Essential Requirements of the Council Directive 90/396/EEC relating to appliances burning

26、 gaseous fuels (Gas Appliance Directive GAD) for assemblies made up of a boiler body complying with EN 303-1 and a forced draught gas burner complying with EN 676 with a nominal heat output not exceeding 1.000 kW are covered in the Harmonized European Standard EN 303-3:1998 and its Amendment A2:2004

27、. For assemblies with a heat output between 1.000 kW and 10 MW however no Harmonized European Standard does exist at the moment. The relevant clauses of EN 303-3:1998 can be taken as a basis to prove conformity with the essential requirements of the GAD.“ This European Standard specifies requirement

28、s for boilers operating with a temperature of 100 C and 110 C which are not covered by the Pressure Equipment Directive (PED, TS 110 C (according to the PED). According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement thi

29、s European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and Unit

30、ed Kingdom. 3 DIN EN 14394:2008-12 EN 14394:2005+A1:2008 (E) 1 Scope !This European Standard specifies the requirements and test methods for the design, manufacturing, safe operation and the rational energy usage for standard boilers and low temperature boilers (with boiler“ in the sense of boiler b

31、ody“) from steel and cast iron to be equipped with separately marketed forced draught burners according to the relevant burner standards (for automatic forced draught burners for gaseous fuels see EN 676 and for atomising oil burners see EN 267) up to a nominal heat output of 10 MW. They are operate

32、d, either with negative pressure (natural draught boiler) or with positive pressure (pressurised boiler) in the combustion chamber, in accordance with the boiler manufacturers instructions.“ !This European Standard specifies requirements for boilers with normal operating temperatures between 100 C a

33、nd 110 C and has a “dual structure“: For boilers where the shut off temperature of the safety temperature limiter does not exceed 110 C the Pressure Equipment Directive (PED) requires“ Sound Engineering Practice“, For boilers where the shut off temperature of the safety temperature limiter exceeds 1

34、10 C this European Standard specifies the requirements of the PED as stated in Annex ZB. NOTE 1 The “maximum allowable temperature TS“ is defined in the PED and its Guidelines.“ Boilers in accordance with this European Standard are designed for the heating of central heating installations in which t

35、he heat carrier is water, and the maximum allowable operating temperature of which is up to 110 C and the maximum safety temperature limiter of 120 C. The maximum allowable operating pressure is 10 bar. This standard does not apply to gas boilers with atmospheric burners, boilers for solid fuels, oi

36、l or gas fired condensation boilers, boilers with oil vaporisation burners. For these boilers there are further requirements. For gas-fired central heating boilers equipped with a forced draught burner of nominal heat out put not exceeding 1000 kW, see !EN 303-7“. For shell boilers with a nominal he

37、at output exceeding 10 MW and a maximum safety temperature limiter exceeding 120 C, see EN 12953 series. !NOTE 2 Definitions for standard boiler and low temperature boiler see Council Directive 92/42/EEC.“ 2 Normative references The following referenced documents are indispensable for the applicatio

38、n of this European Standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 267, Forced draught oil burners Definitions, requirements, testing, marking EN 2871, Qualification test of w

39、elders Fusion welding Part 1: Steels !deleted text“ EN 3031, Heating boilers - Part 1: Heating boilers with forced draught burners - Terminology, general requirements, testing and marking EN 303-2, Heating boilers - Part 2: Heating boilers with forced draught burners - Special requirements for boile

40、rs with atomising oil burners !EN 303-3, Heating boilers - Part 3: Gas-fired central heating boilers - Assembly comprising a boiler body and a forced draught burner“ 4DIN EN 14394:2008-12 EN 14394:2005+A1:2008 (E) EN 304, Heating boilers Test code for heating boilers for atomising oil burners EN 156

41、1, Founding Grey cast irons EN 1563, Founding Spheroidal graphite cast irons EN 10025-1, Hot rolled products of structural steels - Part 1: General technical delivery conditions EN 10025-2, Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy structural stee

42、ls EN 10025-3, Hot rolled products of structural steels - Part 3: Technical delivery conditions for normalized/normalized rolled weldable fine grain structural steels EN 10088-1, Stainless steels - Part 1: List of stainless steels EN 100882, Stainless steels - Part 2: Technical delivery conditions f

43、or sheet/plate and strip of corrosion resisting steels for general purposes EN 10204:2004, Metallic products - Types of inspection documents EN 10216-1, Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properti

44、es EN 10216-2, Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties EN 10216-3, Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 3: Alloy fine grain steel t

45、ubes EN 10216-4, Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 4: Non-alloy and alloy steel tubes with specified low temperature properties EN 10216-5, Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes EN 10

46、217-1, Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties EN 10217-2, Welded steel tubes for pressure purposes - Technical delivery conditions - Part 2: Electric welded non-alloy and alloy steel tubes wi

47、th specified elevated temperature properties EN 10217-3, Welded steel tubes for pressure purposes - Technical delivery conditions - Part 3: Alloy fine grain steel tubes EN 10217-4, Welded steel tubes for pressure purposes - Technical delivery conditions - Part 4: Electric welded non-alloy steel tube

48、s with specified low temperature properties EN 10217-5, Welded steel tubes for pressure purposes - Technical delivery conditions - Part 5: Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties EN 10217-6, Welded steel tubes for pressure purposes - Techni

49、cal delivery conditions - Part 6: Submerged arc welded non-alloy steel tubes with specified low temperature properties EN 10217-7, Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes EN 10226-1, Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads - Dimensions, tolerances and designation EN 10226-3, Pipes threads where pressure tight joint are made on the threads - Part 3: Verifica