DIN EN 521-2006 Specifications for dedicated liquefied petroleum gas appliances - Portable vapour pressure liquefied petroleum gas appliances English version of DIN EN 521 2006-05《.pdf
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1、 DEUTSCHE NORMMay 2006DIN EN 521 ICS 27.060.20 Supersedes DIN EN 521:1998-12 Specifications for dedicated liquefied petroleum gas appliances Portable vapour pressure liquefied petroleum gas appliances English version of DIN EN 521:2006-05 Festlegungen fr Flssiggasgerte Tragbare, mit Dampfdruck betri
2、ebene Flssiggasgerte Englische Fassung DIN EN 521:2006-05 Document comprises 69 pages No part of this standard may be reproduced without prior permission of DIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany, has the exclusive right of sale for German Standards
3、 (DIN-Normen). English price group 20 www.din.de www.beuth.de !,nlc“10.06 9757364DIN EN 521:2006-05 2 National foreword This standard has been prepared by CEN/TC 181 Dedicated liquefied petroleum gas appliances (Secretariat: France). The responsible German body involved in its preparation was the No
4、rmenausschuss Gastechnik (Gas Tech-nology Standards Committee). Clauses 5, 6 and 8 of this standard include safety requirements. This standard covers construction and performance requirements, safety requirements, testing and designa-tion of appliances burning liquefied petroleum gases using no pres
5、sure control, i.e., at the vapour pressure within the gas container. The standard was prepared in response to a study carried out following a formal objection submitted by the Netherlands, and European mandate M/327. Private use of such appliances is regulated in DVGW Code of Practice G 612 Flssigga
6、sanlagen im Frei-zeitbereich zur Verwendung im Freien (Liquefied gas appliances for private outdoor use). Commercial use of such appliances is covered by safety regulation BGV D 34 Verwendung von Flssiggas (Use of liquefied gas). This standard has been included in the body of Codes of practice for g
7、as issued by the DVGW Deutscher Verein des Gas- und Wasserfaches e.V. (German Association of Gas and Water Engineers). The DIN Standard corresponding to the International Standard referred to in clause 2 of the EN is as follows: ISO 301 DIN EN 1774 Amendments This standard differs from the DIN EN 52
8、1:1998-12 as follows: a) Clause 5.7.2.1 has been revised. b) Annex C (Examples of authorized solutions) has been included. Previous editions DIN 3360-3: 1973-10, 1987-12 DIN 30684: 1982-03 DIN EN 521: 1998-12 DIN EN 521:2006-05 3 National Annex NA (informative) Bibliography DIN EN 1774, Zinc and zin
9、c alloys Alloys for foundry purposes Ingot and liquid DVGW-G 6121), Flssiggasanlagen im Freizeitbereich zur Verwendung im Freien (Liquefied gas appliances for private outdoor use) BGV D 3462), Verwendung von Flssiggas (Use of liquefied gas) 1)Obtainable from Wirtschafts- und Verlagsgesellschaft Gas
10、und Wasser mbH, Postfach 14 01 51, 53056 Bonn, Germany. 2)Obtainable from Carl Heymanns Verlag KG, Luxemburger Strae 449, 50939 Kln, Germany. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 521 February 2006 ICS 27.060.20 Supersedes EN 521:1998 English Version Specifications for dedicated lique
11、fied petroleum gas appliances -Portable vapour pressure liquefied petroleum gas appliances Spcifications pour les appareils fonctionnant exclusivement aux gaz de ptrole liqufis - Appareils portatifs aliments la pression de vapeur des gaz de ptrole liqufis Festlegungen fr Flssiggasgerte - Tragbare, m
12、it Dampfdruck betriebene Flssiggasgerte This European Standard was approved by CEN on 28 December 2005. 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.
13、 Up-to-date lists 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
14、under the responsibility 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,
15、 Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: r
16、ue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 521:2006: EEN 521:2006 (E) 2 Contents Page Foreword.5 1 Scope .6 2 Normative references .7 3 Terms and definitions 7 4 Classification.11 4.1 Cl
17、assification of gases:11 4.2 Categories of appliances: 11 5 Safety requirements .12 5.1 General.12 5.2 Conversion to different gases .12 5.3 Materials 12 5.4 Assembly, cleaning and maintenance12 5.5 Strength and stability .13 5.6 Soundness of the gas circuit assembly .14 5.7 Connections 14 5.8 Trans
18、port, fixing and mobility devices.16 5.9 Taps16 5.10 Control handles.17 5.11 Injectors .18 5.12 Ignition devices.18 5.13 Flame supervision devices 18 5.14 Burners and radiant elements.19 5.15 Grids.19 5.16 Turnspit19 5.17 Fireguards for heating appliances20 5.18 Locations and compartments for refill
19、able gas containers .20 5.19 Verification of the heat inputs .21 5.20 Resistance to overheating .21 5.21 Temperature of various parts of the appliance .21 5.22 Temperature of panels (floors, walls or ceilings)22 5.23 Ignition, crosslighting and flame stability22 5.24 Resistance to draught 22 5.25 Re
20、sistance to liquid spillage .23 5.26 Combustion.23 5.27 Accumulation of un-burnt gas.23 5.28 Safety at high temperature 23 5.29 Sooting - condensation23 5.30 Rational use of energy .23 6 Test methods.24 6.1 General.24 Table 1 Characteristics of the test gases .25 Table 2 Test conditions 26 6.2 Conve
21、rsion to different gases .26 6.3 Materials 26 6.4 Assembly, cleaning and maintenance26 6.5 Strength and stability .26 6.6 Soundness of the gas circuit assembly .29 6.7 Connections 29 EN 521:2006 (E) 3 6.8 Transport, fixing and mobility devices.31 6.9 Taps .31 6.10 Control handles 31 6.11 Injectors.3
22、1 6.12 Ignition devices 31 6.13 Flame supervision devices31 6.14 Burners and radiant elements.32 6.15 Grids 32 6.16 Turnspit .32 6.17 Fireguards for heating appliances32 6.18 Locations and compartments for refillable gas containers.33 6.19 Verification of heat inputs .33 6.20 Resistance to overheati
23、ng.34 6.21 Temperatures of the various parts of the appliance.35 6.22 Temperature of panels (floor, wall or ceiling) .36 6.23 Ignition, crosslighting and flame stability .36 6.24 Resistance to draught38 6.25 Resistance to liquid spillage .38 6.26 Combustion.39 6.27 Accumulation of un-burnt gases 40
24、6.28 Safety at high temperature 40 6.29 Sooting - condensation41 6.30 Rational use of energy.41 Table 3 Vessel diameter and mass of water relative to the burner heat input .41 7 Marking43 7.1 Appliance marking .43 7.2 Packaging marking.43 8 Instructions for use, maintenance and assembly.43 Figure 1
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