SIST EN ISO 17268-1:2025

SLOVENSKI STANDARD
01-december-2025
Nadomešča:
SIST EN ISO 17268:2020
Priključne naprave za oskrbo kopenskih vozil s plinastim vodikom - 1. del: Pretok
plina do vključno 120 g/s (ISO 17268-1:2025)
Gaseous hydrogen land vehicle refuelling connection devices - Part 1: Flow capacities
up to and including 120 g/s (ISO 17268-1:2025)
Gasförmiger Wasserstoff - Anschlussvorrichtungen für die Betankung von
Landfahrzeugen - Teil1: Durchflussmengen bis einschließlich 120g/s (ISO 17268-1:2025)
Dispositifs de raccordement pour le ravitaillement des véhicules terrestres en hydrogène
gazeux - Partie 1: Capacités de débit jusqu'à 120 g/s inclus (ISO 17268-1:2025)
Ta slovenski standard je istoveten z: EN ISO 17268-1:2025
ICS:
43.180 Diagnostična, vdrževalna in Diagnostic, maintenance and
preskusna oprema test equipment
71.100.20 Industrijski plini Gases for industrial
application
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 17268-1
EUROPEAN STANDARD
NORME EUROPÉENNE
August 2025
EUROPÄISCHE NORM
ICS 43.060.40; 27.075 Supersedes EN ISO 17268:2020
English Version
Gaseous hydrogen land vehicle refuelling connection
devices - Part 1: Flow capacities up to and including 120
g/s (ISO 17268-1:2025)
Dispositifs de raccordement pour le ravitaillement des Gasförmiger Wasserstoff - Anschlussvorrichtungen für
véhicules terrestres en hydrogène gazeux - Partie 1: die Betankung von Landfahrzeugen - Teil1:
Capacités de débit jusqu'à 120 g/s inclus (ISO 17268- Durchflussmengen bis einschließlich 120g/s (ISO
1:2025) 17268-1:2025)
This European Standard was approved by CEN on 2 May 2025.

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, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 17268-1:2025 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
This document (EN ISO 17268-1:2025) has been prepared by Technical Committee ISO/TC 197
"Hydrogen technologies " in collaboration with Technical Committee 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 February 2026, and conflicting national standards
shall be withdrawn at the latest by February 2026.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 17268:2020.
This document has been prepared under a standardization request addressed to CEN by the European
Commission. The Standing Committee of the EFTA States subsequently approves these requests for its
Member States.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
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, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 17268-1:2025 has been approved by CEN as EN ISO 17268-1:2025 without any
modification.
International
Standard
ISO 17268-1
First edition
Gaseous hydrogen land vehicle
2025-08
refuelling connection devices —
Part 1:
Flow capacities up to and
including 120 g/s
Dispositifs de raccordement pour le ravitaillement des véhicules
terrestres en hydrogène gazeux —
Partie 1: Capacités de débit jusqu'à 120 g/s inclus
Reference number
ISO 17268-1:2025(en) © ISO 2025

ISO 17268-1:2025(en)
© ISO 2025
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
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Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
ISO 17268-1:2025(en)
Contents Page
Foreword .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 General construction requirements . 4
5 Nozzles . 7
6 Receptacles . 9
7 Design verification test procedures. .10
7.1 General requirements .10
7.2 Test conditions .10
7.3 Nozzle tests . .10
7.4 Receptacle tests .10
7.5 User — Machine interface test .10
7.6 Dropping test .11
7.7 Leakage at room temperature test .11
7.8 Valve operating handle test . 12
7.9 Receptacle vibration resistance test . 12
7.10 Abnormal loads test . 12
7.11 Low and high temperatures test . 13
7.11.1 Purpose . 13
7.11.2 General . 13
7.11.3 Leakage tests . 13
7.12 Operation tests .14
7.13 Durability and maintainability test .14
7.13.1 Purpose .14
7.13.2 Nozzle durability test .14
7.13.3 Receptacle check valve durability test . 15
7.13.4 Receptacle durability test . 15
7.13.5 Connector durability test.16
7.14 Sealing material aging test .16
7.14.1 Purpose .16
7.14.2 Oxygen aging test procedure .16
7.14.3 Ozone aging test procedure .16
7.15 Non-metallic material hydrogen resistance test .16
7.16 Electrical resistance test .17
7.17 Hydrostatic strength test .17
7.18 Corrosion resistance test .17
7.18.1 Purpose .17
7.18.2 General .
...