DIN EN ISO 20421-2-2017 Cryogenic vessels - Large transportable vacuum-insulated vessels - Part 2 Operational requirements (ISO 20421-2 2017) German version EN ISO 20421-2 2017《低温容.pdf
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1、May 2017 English price group 12No part of this translation 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 23.020.40!%eQ“2664625www.din.deDIN E
2、N ISO 20421-2Cryogenic vessels Large transportable vacuuminsulated vessels Part 2: Operational requirements (ISO 204212:2017);English version EN ISO 204212:2017,English translation of DIN EN ISO 20421-2:2017-05KryoBehlter Groe ortsbewegliche vakuumisolierte Behlter Teil 2: Betriebsanforderungen (ISO
3、 204212:2017);Englische Fassung EN ISO 204212:2017,Englische bersetzung von DIN EN ISO 20421-2:2017-05Rcipients cryogniques Grands rcipients transportables, isols, sous vide Partie 2: Exigences de fonctionnement (ISO 204212:2017);Version anglaise EN ISO 204212:2017,Traduction anglaise de DIN EN ISO
4、20421-2:2017-05SupersedesDIN EN 135303:200509www.beuth.deDocument comprises 21 pagesDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.06.17 DIN EN ISO 20421-2:2017-05 2 A comma is used as the decimal marker. National foreword This doc
5、ument (EN ISO 20421-2:2017) has been prepared by Technical Committee ISO/TC 220 “Cryogenic vessels” in collaboration with Technical Committee CEN/TC 268 “Cryogenic vessels and specific hydrogen technologies applications” (Secretariat: AFNOR, France). The responsible German body involved in its prepa
6、ration was DIN-Normenausschuss Druckgasanlagen (DIN Standards Committee Pressurized Gas Installations), Working Committee NA 016-00-05 AA “Cryogenic vessels; Mirror Committee to CEN/TC 268 and ISO/TC 220”. This standard is intended to be referenced within the context of the European Agreement on the
7、 International Carriage of Dangerous Goods by Road (RID/ADR/ADN/ADNR). Before applying this standard, users of this standard are to verify whether the provisions of other laws and regulations have been met, particularly those regarding occupational safety and health. Amendments This standard differs
8、 from DIN EN 13530-3:2005-09 as follows: a) ISO 20421-2 and EN 13530-3 have been combined into one standard, consolidated and adopted as this document; b) the standard has been editorially revised. Previous editions DIN EN 13530-3: 2002-08, 2005-09 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM E
9、N ISO 20421-2 February 2017 ICS 23.020.40 Supersedes EN 13530-3:2002English Version Cryogenic vessels - Large transportable vacuum-insulated vessels - Part 2: Operational requirements(ISO 20421-2:2017) Rcipients cryogniques - Grands rcipients transportables, isols, sous vide - Partie 2: Exigences de
10、 fonctionnement (ISO 20421-2:2017) Kryo-Behlter - Groe ortsbewegliche vakuumisolierte Behlter - Teil 2: Betriebsanforderungen(ISO 20421-2:2017) This European Standard was approved by CEN on 15 February 2017. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate th
11、e 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-CENELEC Management Centre or to any CEN member. This European Standard
12、 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-CENELEC Management Centre has the same status as the official versions. CEN members are the nationa
13、l standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia
14、, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by an
15、y means reserved worldwide for CEN national Members. Ref. No. EN ISO 20421-2:2017 EEuropean foreword .3Introduction 51 Scope . 62 Normative references 63 Terms and definitions . 64 Preliminaries before putting into service 74.1 General . 74.2 Marking and labelling . 74.2.1 Marking 74.2.2 Labelling (
16、or placarding) 84.3 Handover documents 85 Personnel training 86 General safety requirements . 96.1 General . 96.2 Safety considerations 97 Putting into service . 108 Location 109 Transport 1110 Filling . 1110.1 General 1110.2 Prefill checks 1210.3 Preparations . 1210.4 After-fill check 1311 Product
17、withdrawal 1312 Change of service. 1313 Taking out service 1414 Maintenance and repair . 1415 Periodic inspection .1516 Additional requirements for flammable gases 1616.1 General safety requirements 1616.1.1 General. 1616.1.2 Electrical equipment .1616.1.3 Grounding (earthing) system . 1616.2 Puttin
18、g into service (see also Clause 7) 1716.3 Location (see also Clause 8) . 1716.4 Transport (see also Clause 9) 1716.5 Filling (see also Clause 10) 1716.6 Change of service (see also Clause 12) 1716.7 Taking out of service (see also Clause 13) . 1716.8 Maintenance and repair (see also Clause 14)1716.9
19、 Emergency equipment and procedures . 18Bibliography .19Contents PageForeword .4DIN EN ISO 20421-2:2017-05 EN ISO 20421-2:2017 (E)2 European foreword This document (EN ISO 20421-2:2017) has been prepared by Technical Committee ISO/TC 220 “Cryogenic vessels” in collaboration with Technical Committee
20、CEN/TC 268 “Cryogenic vessels and specific hydrogen technologies applications” the secretariat of which is held by AFNOR. 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 August 2017, and conflicti
21、ng national standards shall be withdrawn at the latest by August 2017. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document s
22、upersedes EN 13530-3:2002. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this E
23、uropean Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Sl
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