Petrol filling stations - Part 2: Safety requirements for construction and performance of safe breaks for use on metering pumps and dispensers

This document specifies safety requirements for the construction and performance of safe breaks to be fitted to metering pumps and dispensers installed at filling stations and used to dispense liquid fuels into the tanks of motor vehicles, boats and light aircraft and into portable containers at flow rates up to 200 l×min-1.
It pays particular attention to electrical, mechanical and hydraulic characteristics of, and electrical apparatus incorporated within or mounted on, the safe break.
This document applies mainly to hazards related to the ignition of liquid fuels being dispensed or their vapour. This document also addresses electrical and mechanical hazards.
NOTE   Liquefied petroleum gas (LPG) is not a liquid in the sense of this document.

Tankstellen - Teil 2: Sicherheitstechnische Anforderungen an Bau- und Arbeitsweise von Abreißkupplungen für Zapfsäulen und druckversorgte Zapfsäulen

Dieses Dokument legt die sicherheitstechnischen Anforderungen an den Bau und die Arbeitsweise von Abreißkupplungen an Zapfsäulen und druckversorgten Zapfsäulen fest, die an Tankstellen für die Abgabe von flüssigen Kraftstoffen in Tanks von Automobilen, Booten und Leichtflugzeugen und in tragbare Behälter bei Durchflussraten bis zu 200 l ⋅ min-1 installiert werden. Sie berücksichtigt besonders die elektrischen, mechanischen und hydraulischen Eigenschaften von Abreißkupplungen und der zugehörigen oder an ihnen angebrachten elektrischen Betriebsmittel. Dieses Dokument ist hauptsächlich auf die Gefahren durch Entzünden von abzufüllenden flüssigen Kraftstoffen oder deren Dämpfe anwendbar. Dieses Dokument berücksichtigt auch die elektrischen und mechanischen Gefahren dieser Einrichtung. ANMERKUNG Flüssiggas (LPG) ist keine Flüssigkeit im Sinne dieses Dokuments.

Stations-service - Partie 2: Exigences de sécurité relatives à la construction et aux performances des raccords cassants utilisés pour distributeurs de carburants

Le présent document spécifie les exigences relatives à la construction et aux performances en matière de sécurité des raccords cassants montés sur les distributeurs installés en stations-service et utilisés pour distribue des carburants liquides dans des réservoirs de véhicules à moteur, de bateaux, d’avions légers et dans des réservoirs portables, dont les débits sont inférieurs à 200 l∙min-1.
Elle accorde une attention toute particulière aux caractéristiques électriques, mécaniques et hydrauliques ainsi qu’aux appareillages électriques installés dans ou montés sur les raccords cassants.
Le présent document concerne principalement les phénomènes dangereux liés à l’inflammation des carburants liquides distribués ou de leurs vapeurs. Il concerne également les risques de nature électrique ou mécanique.
NOTE   Le gaz de pétrole liquéfié (GPL) n'est pas un carburant liquide au sens du présent document.

Bencinski servisi - 2. del: Varnostne zahteve za izdelavo in lastnosti varnostnih zapor za tlačne in sesalne naprave za točenje goriva

Ta dokument določa varnostne zahteve za izdelavo in lastnosti varnostnih zapor, nameščenih na tlačne in sesalne naprave za točenje goriva, ki so postavljene na bencinskih servisih in se uporabljajo za točenje tekočih goriv v rezervoarje motornih vozil, čolnov in lahkih letal ter v premične rezervoarje s pretokom do 200 l×min-1.
Posebej se osredotoča na električne, mehanske in hidravlične lastnosti varnostnih zapor ter električne naprave, ki so vgrajene vanje ali nanje.
Ta dokument se uporablja predvsem za nevarnosti, povezane z vžigom tekočih goriv, ki se točijo, ali njihovih hlapov. V tem dokumentu so obravnavane tudi električne in mehanske nevarnosti.
OPOMBA: Utekočinjen naftni plin (LPG) ni tekočina v smislu tega dokumenta.

General Information

Status
Withdrawn
Public Enquiry End Date
19-Oct-2010
Publication Date
18-Apr-2012
Withdrawal Date
14-Nov-2021
Technical Committee
Current Stage
9900 - Withdrawal (Adopted Project)
Start Date
12-Nov-2021
Due Date
05-Dec-2021
Completion Date
15-Nov-2021

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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Tankstellen - Teil 2: Sicherheitstechnische Anforderungen an Bau- und Arbeitsweise von Abreißkupplungen für Zapfsäulen und druckversorgte ZapfsäulenStations-service - Partie 2: Exigences de sécurité relatives à la construction et aux performances des raccords cassants utilisés pour distributeurs de carburantsPetrol filling stations - Part 2: Safety requirements for construction and performance of safe breaks for use on metering pumps and dispensers75.200Petroleum products and natural gas handling equipmentICS:Ta slovenski standard je istoveten z:EN 13617-2:2012SIST EN 13617-2:2012en,fr,de01-maj-2012SIST EN 13617-2:2012SLOVENSKI

STANDARDSIST EN 13617-2:20041DGRPHãþD
SIST EN 13617-2:2012
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 13617-2
March 2012 ICS 75.200 Supersedes EN 13617-2:2004English Version

Petrol filling stations - Part 2: Safety requirements for construction and performance of safe breaks for use on metering pumps and dispensers

Stations-service - Partie 2: Exigences de sécurité relatives à la construction et aux performances des raccords cassants utilisés pour les distributeurs de carburant

Tankstellen - Teil 2: Sicherheitstechnische Anforderungen an Bau- und Arbeitsweise von Abreißkupplungen für Zapfsäulen und druckversorgte Zapfsäulen This European Standard was approved by CEN on 28 January 2012.

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. 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, 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 national standards bodies of 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, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre:
Avenue Marnix 17,

B-1000 Brussels © 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13617-2:2012: ESIST EN 13617-2:2012

EN 13617-2:2012 (E) 2 Contents Page Foreword ..............................................................................................................................................................31Scope ......................................................................................................................................................42Normative references ............................................................................................................................43Terms and definitions ...........................................................................................................................54Explosion protection measures ...........................................................................................................55Construction ...........................................................................................................................................55.1General ....................................................................................................................................................55.2Hose breaks ............................................................................................................................................65.3Inlet threads ............................................................................................................................................65.3.1Safe break type 1 ...................................................................................................................................65.3.2Safe break type 2 ...................................................................................................................................66Physical properties ................................................................................................................................77Operational requirements .....................................................................................................................88Overview of tests ...................................................................................................................................99Information for use ............................................................................................................................. 109.1General ................................................................................................................................................. 109.2Marking and instruction ..................................................................................................................... 10Annex A (normative)

General requirements of test ...................................................................................... 11A.1General ................................................................................................................................................. 11A.2Tightness test 1 ................................................................................................................................... 11A.3Pressure separation test 1 ................................................................................................................. 11Annex B (normative)

Tests .............................................................................................................................. 12B.1Test liquid ............................................................................................................................................ 12B.2Fuel compatibility pre-conditioning .................................................................................................. 12B.3Pre-conditioning mechanical impact test of re-usable safe breaks .............................................. 12B.4Tightness test 2 ................................................................................................................................... 12B.5Pressure separation test 2 ................................................................................................................. 13B.6Pressure test ....................................................................................................................................... 13B.7Axial separation force test 1 .............................................................................................................. 13B.8Axial separation force test 2 to nozzle breaks and pump breaks .................................................. 13B.9Non-axial separation force test 1 to nozzle breaks and pump breaks .......................................... 14B.10Non-axial separation force test 2 to nozzle breaks and pump breaks .......................................... 14B.11Axial separation force test 3 .............................................................................................................. 14B.12Axial separation force test 4 .............................................................................................................. 14B.13Liquid release test .............................................................................................................................. 14B.14Re-connection test 1 .......................................................................................................................... 15B.15Re-connection test 2 .......................................................................................................................... 15B.16Electrical resistance test .................................................................................................................... 15Annex C (informative)

Environmental aspects .............................................................................................. 16Annex ZA (informative)

Relationship between this European Standard and the Essential Requirements of EU Directive 94/9/EC ...................................................................................................................... 18Bibliography ..................................................................................................................................................... 19 SIST EN 13617-2:2012

EN 13617-2:2012 (E) 3 Foreword This document (EN 13617-2:2012) has been prepared by Technical Committee CEN/TC 393 “Equipment for tanks and filling stations”, 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 September 2012, and conflicting national standards shall be withdrawn at the latest by September 2012. 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 supersedes EN 13617-2:2004. 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). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document. According to edition EN 13617-2:2004 the following fundamental changes are given:  a new note at the end of the scope: ‘Fuels other than of Explosion Group IIA are excluded from this European Standard’ added;  informative Annex C concerning environmental aspects added. The present standard is composed of the following parts:  Part 1: Safety requirements for construction and performance of metering pumps, dispensers and remote pumping units;  Part 2: Safety requirements for construction and performance of safe breaks for use on metering pumps and dispensers;  Part 3: Safety requirements for construction and performance of shear valves;  Part 4: Safety requirements for construction and performance of swivels for use on metering pumps and dispensers. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries 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, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. SIST EN 13617-2:2012

EN 13617-2:2012 (E) 4 1 Scope This European Standard specifies safety requirements for the construction and performance of safe breaks to be fitted to metering pumps and dispensers installed at filling stations and used to dispense liquid fuels into the tanks of motor vehicles, boats and light aircraft and into portable containers at flow rates up to 200 l min-1. The requirements apply to safe breaks at ambient temperatures from –20 °C to +40 °C with the possibility for an extended temperature range. It pays particular attention to electrical, mechanical and hydraulic characteristics of, and electrical apparatus incorporated within or mounted on, the safe break. This European Standard applies mainly to hazards related to the ignition of liquid fuels being dispensed or their vapour. This European Standard also addresses electrical and mechanical hazards. NOTE 1 This European Standard does not apply to equipment for use with liquefied petroleum gas (LPG) or liquefied natural gas (LNG) or compressed natural gas (CNG). NOTE 2 Fuels other than of Explosion Group IIA are excluded from this European Standard. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 228, Automotive fuels — Unleaded petrol — Requirements and test methods EN 1127-1, Explosive atmospheres — Explosion prevention and protection — Part 1: Basic concepts and methodology EN 1360, Rubber and plastic hoses and hose assemblies for measured fuel dispensing systems — Specification EN 13463-1:2009, Non-electrical equipment for use in potentially explosive atmospheres — Part 1: Basic method and requirements EN 13483, Rubber and plastic hoses and hose assemblies with internal vapour recovery for measured fuel dispensing systems — Specification prEN 13617-1:2010, Petrol filling stations — Part 1: Safety requirements for the construction and performance of metering pumps, dispensers and remote pumping units EN 60079-0, Explosive atmospheres — Part 0: Equipment — General requirements EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads — Part 1: Dimensions, tolerances and designation (ISO 228-1) EN ISO 1825, Rubber hoses and hose assemblies for aircraft ground fuelling and defuelling — Specification

(ISO 1825) EN ISO 8031:2009, Rubber and plastics hoses and hose assemblies — Determination of electrical resistance and conductivity (ISO 8031:2009) ISO 261, ISO general-purpose metric screw threads — General plan ISO 965-2, ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality ISO 11925-3, Reaction to fire tests — Ignitability of building products subjected to direct impingement of flame — Part 3: Multi-source test SIST EN 13617-2:2012

EN 13617-2:2012 (E) 5 3 Terms and definitions For the purposes of this document, the terms and definitions given in prEN 13617-1:2010 and the following apply. 3.1 safe break device to minimize fuel spillage and to stop fuel flow achieved by separation between nozzle and metering pump or dispenser within a defined range of forces 3.2 safe break type 1 safe break constructed for liquid lines only 3.3 safe break type 2 safe break constructed for liquid lines combined with vapour recovery lines 3.4 nozzle break safe break fitted directly into the nozzle inlet, or integral with the nozzle 3.5 hose break safe break fitted within the delivery hose circuit 3.6 pump break safe break fitted directly to the fixed hydraulics 3.7 re-usable safe break safe break that, once operated, may be re-assembled for further use 3.8 non re-usable safe break safe break that, once operated, cannot be re-assembled for further use 4 Explosion protection measures 4.1 Explosion protection measures shall be taken in accordance with EN 1127–1 and Annex B of prEN 13617-1:2010. 4.2 The safe break shall be explosion protected and shall be Category 2 in accordance with EN 13463–1. The vapour path of a vapour recovery safe break shall be Category 1 in accordance with

EN 13463–1. The safe break shall fulfil the requirements for temperature class T3 and Group IIA to EN 60079-0 or EN 13463–1. 5 Construction 5.1 General 5.1.1 All electrical and non-electrical equipment and components, intended for use in potentially explosive atmospheres, shall be designed and constructed according to good engineering practice and in conformity with the required categories for group II equipment to ensure avoidance of any ignition source. To classify the category of the equipment it shall be subjected to an ignition hazard assessment in accordance with 5.2 of EN 13463-1:2009. 5.1.2 All materials used in the construction shall be chemically and dimensionally stable under known service conditions. Materials likely to come into contact with fuels in both liquid and vapour phases shall be resistant to attack by these fuels. Compliance shall be demonstrated by manufacturer's declaration and compliance with the tests B.1 to B.16 inclusive. SIST EN 13617-2:2012

EN 13617-2:2012 (E) 6 5.1.3 Light alloys when used shall conform to the requirements of 6.4.4.2 of EN 13463–1:2009. If other specifications for explosion protected equipment impose more stringent requirements then the more stringent requirement shall apply. 5.1.4 Outside surfaces likely to be handled shall be free of sharp edges. 5.1.5 If protective covers are fitted they shall be constructed such that they allow ventilation and evaporation of fuel even if some shrinkage occurs. They shall not affect the performance of the safe break. 5.1.6 Safe breaks Type 1 and Type 2, except nozzle breaks, when operated shall close liquid lines both up stream and down stream of the break. 5.1.7 For safe breaks Type 2 it is not required to close vapour lines either side of the break. A means to close off vapour lines may be included. 5.1.8 On re-usable safe breaks, the sections that break away shall be constructed so that the means of reconnection cannot be damaged by impacts suffered as a result of separation. 5.1.9 The construction shall be such that on reconnection of a re-usable device, or attempted reconnection of a non re-usable device, fluid shall not be sprayed out during the reconnection action. 5.2 Hose breaks Hose breaks which incorporate hose shall use hose conforming to EN 1360, EN ISO 1825 or EN 13483. 5.3 Inlet threads 5.3.1 Safe break type 1 Form 1 threads for the hose connection shall be parallel threads according to EN ISO 228–1 according to Table 1. The sealing surfaces of the internal and external threads shall be designed such that they are suitable for use with an appropriate seal. Table 1 — Form 1 Thread specifications Nominal inlet size inch FEMALE THREADSa

MALE THREADSb

Maximum thread depth mm Minimum thread length mm ¾” 12,5 11,0 1” 15,5 14,0 1 1/4” 15,5 17,5 1 1/2” 15,5 18,0 a The thread depth is measured from the outer to the metallic inner sealing face. b The stated minimum lengths does only apply if the female thread of the hose fitting includes an inner flat gasket. In case of using an outer flat gasket, the male threads may be shorter as stated.

5.3.2 Safe break type 2 Threads shall comply with Form 2:  Form 2.  M 34 × 1,5 female or male according to ISO 261 and ISO 965–2. The total thread depth shall be not less than 15,0 mm. The inlet end shall be controlled to a diameter of (35,0 ± 0,05) mm for a length (6,0 ± 0,1) mm. SIST EN 13617-2:2012

EN 13617-2:2012 (E) 7 6

Physical properties The physical properties of the safe break shall be according to Table 2. Table 2 — Physical properties of safe break PROPERTY REQUIREMENT TEST METHOD Electrical resistance of inlet thread to outlet thread when fully assembled. All readings to be < 105 Ω B.16 Electrostatic properties 6.7 of EN 13463-1:2009 EN 13463-1 Fuel compatibility Clause 7 B.2 Ignitability of composites on safe break, Ignition source C; Effect time 20 s; Surface flame impingement The material tested shall not afterflame ISO 11925–3 Characteristics of safe break body and/or cover to prevent dangerous, mechanically generated, sparks (resistance to sparking). 6.4.4.2 of EN 13463-1:2009

EN 13463-1 SIST EN 13617-2:2012

EN 13617-2:2012 (E) 8 7 Operational requirements The safe break shall comply with the operational requirements of Table 3 when tested by the indicated methods; and with a frequency of tests as specified in Clause 8. Table 3 — Operational requi

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