1、October 2011 Translation by DIN-Sprachendienst.English price group 10No 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).IC
2、S 45.060.20!$u%7“1820220www.din.deDDIN EN 12561-3Railway applications Tank wagons Part 3: Bottom filling and emptying devices for gases liquefied underpressureEnglish translation of DIN EN 12561-3:2011-10Bahnanwendungen Kesselwagen Teil 3: Untenliegende Fll- und Entleereinrichtungen fr unter Druck v
3、erflssigte GaseEnglische bersetzung von DIN EN 12561-3:2011-10Applications ferroviaires Wagons citernes Partie 3: Dispositifs de remplissage et de vidange par le bas pour gaz liqufis souspressionTraduction anglaise de DIN EN 12561-3:2011-10SupersedesDIN EN 12561-3:2003-01www.beuth.deDocument compris
4、es pagesIn case of doubt, the German-language original shall be considered authoritative.1509.11 DIN EN 12561-3:2011-10 A comma is used as the decimal marker. National foreword This standard has been prepared by Technical Committee CEN/TC 256 “Railway applications” (Secretariat: DIN, Germany), Worki
5、ng Committee WG 20 “Tank wagons” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was the Normenausschuss Fahrweg und Schienenfahrzeuge (Railway Standards Committee), Working Committee NA 087-00-10 AA Gterfahrzeuge. Amendments This standard differs from DIN EN 12
6、561-3:2003-01 as follows: a) the requirements have been brought in line with the modified RIV; b) the standard has been editorially revised. Previous editions DIN EN 12561-3: 2003-01 2 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12561-3 June 2011 ICS 13.300; 45.060.20 Supersedes EN 12561-3:
7、2002English Version Railway applications - Tank wagons - Part 3: Bottom filling and emptying devices for gases liquefied under pressure Applications ferroviaires - Wagons citernes - Partie 3: Dispositifs de remplissage et de vidange par le bas pour gaz liqufis sous pression Bahnanwendungen - Kesselw
8、agen - Teil 3: Untenliegende Fll- und Entleereinrichtungen fr unter Druck verflssigte Gase This European Standard was approved by CEN on 3 June 2011. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status
9、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 exists in three official versions (English, French, Germa
10、n). 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 national standards bodies of Austria, Belgium, Bulgaria, Croatia,
11、 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 United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATI
12、ON COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12561-3:2011: EEN 12561-3:2011 (E) 2 Contents Page Foreword
13、31 Scope 42 Normative references 43 Terms and definitions .44 Requirements .44.1 General 44.2 Constituent parts .44.3 Locks and seals .54.4 Dimensions .55 Arrangement and structure 65.1 Fittings for the liquid phase 65.2 Fittings for the vapour phase .75.3 Quick closing bottom valve system.75.4 Exte
14、rnal valves and connection fittings 85.5 External branch pipes .85.6 Earthing devices 86 Reserved spaces for connection devices .96.1 General arrangement .96.2 Relative positioning of connection devices . 107 Threaded couplings 108 Dry disconnect couplings 10Annex A (informative) Threaded couplings
15、. 11A.1 General arrangement 11A.2 Dimensions and tolerances . 11A.3 Tests and marking 12Bibliography . 13Figures Figure 1 Plate identifying the vapour phase branch pipe 5Figure 2 Example of arrangement for the liquid phase 6Figure 3 Example of arrangement for the vapour phase .7Figure 4 Arrangement
16、of the control cable at buffer height 1 060 mm.8Figure 5 Reserved spaces for connection devices 9Figure 6 Relative positioning of connection devices 10Figure A.1 Threaded couplings . 11Figure A.2 Section Z 11Figure A.3 Plug of threaded coupling . 12Tables Table A.1 Dimensions of couplings12 DIN EN 1
17、2561-3:2011-10 EN 12561-3:2011 (E) 3 Foreword This document (EN 12561-3:2011) has been prepared by Technical Committee CEN/TC 256 Railway applications, 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 identi
18、cal text or by endorsement, at the latest by December 2011, and conflicting national standards shall be withdrawn at the latest by December 2011. 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
19、 responsible for identifying any or all such patent rights. This document supersedes EN 12561-3:2002. This European Standard Railway applications Tank wagons consists of the following parts: Part 1: Identification plates for tank wagons for the carriage of dangerous goods; Part 2: Bottom emptying de
20、vices for liquid products including vapour return; Part 3: Bottom filling and emptying devices for gases liquefied under pressure; Part 4: Devices for top filling and emptying of liquid products; Part 5: Devices for vapour return while filling or emptying of liquid products; Part 6: Manholes; Part 7
21、: Platforms and ladders; Part 8: Heating connections. The changes made during this revision are editorial because of the change of the title of part 1 and the necessary updates of references. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following cou
22、ntries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slo
23、venia, Spain, Sweden, Switzerland and the United Kingdom DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 4 1 Scope This European Standard specifies requirements on and characteristics of bottom filling and emptying devices on tank wagons used for the carriage of gases liquefied under pressure having a te
24、st pressure up to 2,9 MPa. This European Standard specifies the important dimensions and arrangements for the filling and emptying connections. Safety functions of these devices are subject to RID requirements and not described in this document. This European Standard applies to new tank wagons buil
25、t after the 1st January 2010. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) appli
26、es. EN 14564,Tanks for transport of dangerous goods Terminology EN ISO 286-1, Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 1: Basis of tolerances, deviations and fits (ISO 286-1) ISO 3419, Non-alloy and alloy steel butt-welding fittings ISO 4200:1991,
27、Plain end steel tubes, welded and seamless General tables of dimensions and masses per unit length ISO 7005-1:1992, Metallic flanges Part 1: Steel flanges 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 14564 and the following apply. 3.1 stop valve pa
28、rt of the internal bottom valve comprising the disc, the gasket, the spring and the seat 4 Requirements 4.1 General The liquid and vapour phase system shall consist of DN 80 pipes and valves. The external connection interface shall be: DN 80 diameter for the liquid phase, and DN 50 diameter for the
29、vapour phase. 4.2 Constituent parts Both phases shall be equipped with: DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 5 a) an internal quick closing bottom valve according to 5.3, b) an external branch pipe according to 5.5, c) at each end of the branch pipe a flanged external valve according to 5.4 fi
30、tted e.g. with threaded coupling according to Annex A. The vapour phase branch pipe shall be identified by the letters “GAS“ of 30 mm height embossed on a metallic plate as shown in Figure 1 which is permanently fixed on both sides of the tank wagon. Figure 1 Plate identifying the vapour phase branc
31、h pipe 4.3 Locks and seals External valves as well as internal bottom valves shall be capable of being secured in their closed position to prevent any unintentional opening through impact or an inadvertent act. The operating controls of the external valves shall be equipped with devices to which a s
32、eal can be properly attached. For customs seals, a hole of diameter 15 mm shall be required. 4.4 Dimensions They are given in millimetres. Unless otherwise indicated in this European Standard the tolerances of EN ISO 286-1 apply. DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 6 5 Arrangement and structu
33、re 5.1 Fittings for the liquid phase The fittings for the liquid phase shall be as shown in Figure 2. Key 1 internal quick closing bottom valve DN 80 2 external valve DN 80 3 threaded coupling DN 80 4 branch pipe DN 80 Figure 2 Example of arrangement for the liquid phase DIN EN 12561-3:2011-10 EN 12
34、561-3:2011 (E) 7 5.2 Fittings for the vapour phase The vapour phase shall include a pressure compensation line located inside the tank. The fittings for the vapour phase shall be as shown in Figure 3. Key 1 internal quick closing bottom valve DN 80 2 external valve DN 80 3 threaded coupling DN 50 4
35、branch pipe DN 80 5 pressure compensation line DN 80 Figure 3 Example of arrangement for the vapour phase 5.3 Quick closing bottom valve system In addition to the requirements in RID, the quick closing bottom valve system needs to meet the following requirements: a) The quick closing bottom valve sh
36、all be equipped with an instant operation safety device which closes the valve automatically in the event of an unintended movement of the tank wagon or a fire. This shall be achieved by means of a control cable as shown in Figure 4 which connected to an external rail hook. The guide tube and attach
37、ment ring for the control cable shall for a buffer height of 1 060 mm be arranged and dimensioned as shown in Figure 4 below. The inner diameter of the attachment ring shall be 50 mm. When the bottom valve is closed, the control cable including the ring shall remain in gauge. b) Have the operating c
38、ontrols positioned at a sufficient distance from the outlet pipes to permit easy access for operation. DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 8 Dimensions in millimetres Key 1 control cable 2 guide tube 3 distance for internal security device with quick closing when being in open position 4 top
39、of rail 5 ring used to attach control cable Figure 4 Arrangement of the control cable at buffer height 1 060 mm 5.4 External valves and connection fittings The external flange of the external valves shall comply with face type E or type C PN 40 of ISO 7005-1:1992. The setting whether open or closed
40、and/or the direction of closure of the external valves shall be capable of being visually verified. 5.5 External branch pipes The external branch pipes shall be horizontal in order to minimise product residue in the pipe following loading and unloading. NOTE The external branch pipes may be built wi
41、th seamless line pipes and butt welding fittings (straight tees, long radius elbows, etc.) made from low temperature steel as specified in ISO 9329-3. If welded pipes are used they shall exhibit a suitable degree of safety comparable to that of the shell itself. Dimensions of line pipes shall be as
42、specified by serial 1 Grade G specified in ISO 4200:1991. Dimensions of butt weld fittings shall be as specified in ISO 3419. 5.6 Earthing devices Two stainless steel earthing plates shall be welded on each side of the tank wagon. Their dimensions shall be at least 40 mm 80 mm 5 mm. They shall be po
43、sitioned as shown in Figure 6. DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 9 6 Reserved spaces for connection devices 6.1 General arrangement The connecting faces of liquid and vapour phases shall be positioned entirely within the dimensions shown in Figure 5. Dimensions in millimetres 1) These dimen
44、sions are given for tank wagons in the new and empty conditions. 2) For special insulated wagons, a maximum 1 500 is allowed. 3) For traffic of continental tank wagons running in Great Britain, the kinematic gauge for Great Britain rules defined in the Technical Specification for Interoperability fo
45、r freight wagons (TSI 9) also apply. Figure 5 Reserved spaces for connection devices DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 10 6.2 Relative positioning of connection devices The connecting faces of filling and emptying devices for liquid and vapour phases shall be located in vertical planes dist
46、ant at maximum of 50 mm. These vertical planes shall be parallel to the longitudinal symmetry plane of the tank wagon. The distance between the centres of the two connecting faces shall be as shown in Figure 6. Dimensions in millimetres Key 1 liquid line 2 earthing plates 3 connection faces 4 gas li
47、ne Figure 6 Relative positioning of connection devices 7 Threaded couplings The general arrangement of threaded couplings is described in Annex A. 8 Dry disconnect couplings The general arrangement of dry disconnect couplings is described in Annex B. DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 11 Ann
48、ex A (informative) Threaded couplings A.1 General arrangement The general arrangement of threaded couplings shall be as shown in Figure A.1. Coupling for vapour line DN 80/5 Coupling for liquid line DN 80 NOTE For section Z see Figure A.2. Figure A.1 Threaded couplings A.2 Dimensions and tolerances
49、The dimensions of threaded couplings shall be as shown in Figure A.2 and Figure A.3 and given in Table A.1. The dimensions of the gaskets shall take into account the characteristics of the gasket material in order to ensure the tightness, the interchange ability and the good functioning of the threaded coupling. Figure A.2 Section Z DIN EN 12561-3:2011-10 EN 12561-3:2011 (E) 12 Dimensions in mil
