ISO INTERNATIONAL STANDARD 14469 First edition 2017-01 Road vehicles Compressed natural gas (CNG) refuelling connector vehicules routiers - Connecteur de remplissage en gaz naturel comprimé (GNC) Reference number ISO 14469:2017(E) International Organization for Standardization @ IS0 2017 =ZHEJIANG INST OF STANDARDIZATION C1 5956617 vided by IHS underI Not for Resale, 2017/3/28 02:44:56 itted without license from IHS IS0 14469:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017,Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. IsOcopyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org ensee-ZHEJIANG INST.OF STANDARDIzARoISQa7 - All rights reserved Iby IHS unde etworking permitted without license from IHS IS0 14469:2017(E) Contents Page Foreword ..V Introduction. ...vi 1 Scope 2 Normative references 3 Terms and definitions 4 General construction requirements 5 Nozzles ..3 6 Standard receptacle dimensions 6.1 Standard receptacle dimensions Size 1 (B200, B250) ..4 6.2 Standard receptacle dimensions size 2 (C200, C250) ..7 7 Receptacles ..10 8 Instructions. .11 9 Marking .11 10 Tests .12 10.1 General requirements 12 10.2 Userinterface .12 10.3 Impactresistance .12 10.4 Receptacle protective caps. .13 10.5 Leakage at room temperature .13 10.5.1 Nozzle. .13 10.5.2 Receptacle. .13 10.6 Valve operating handle .14 10.7 Abnormal loads .14 10.7.1 General .14 10.7.2 Test in the unpressurized condition .15 10.7.3 Test in the pressurized condition .15 10.8 Rocking/Twisting.. .15 10.9 Mounting hardware torque. .16 10.10 Low and high temperatures. .16 10.10.1 General. .16 10.10.2 Leakage test. ..16 10.10.3 Operation test .17 10.11 Durability... .17 10.11.1 Durability cycling .17 10.11.2 Oxygen ageing. 23 10.11.3 Seal material compatibility 23 10.11.4 Ten-day moist ammonia-air stress cracking 24 10.11.5 Electrical resistance.. 24 10.12 Hydrostatic strength 24 10.13 Corrosion resistance 24 10.13.1 Nozzles. 25 10.13.2 Receptacles 25 10.14 Deformation .25 10.15 Non-igniting evaluation 25 10.16 Pressure-tight protective cap (PTPC) 25 10.16.1 General. .25 10.16.2 Leakage. 26 10.16.3 Durability cycling 26 10.16.4 Abuse. 27 10.16.5 Impact resistance 27 Intemaional oganzation@sS2017 -All rights reserved iii ISee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ed without license from IHS