ISO INTERNATIONAL STANDARD 5620-1 First edition 1992-12-01 Shipbuilding and marine structures - Filling connection for drinking water tanks : Part 1: General requirements Construction navale et structures maritimes -Raccordement de remplissagedesréservoirsaeaupotable Partie1:Exigencesgenerales Reference number ISO5620-1:1992(E) ISO 5620-1:1992(E) Foreword iso (the International Organization for Standardization) is a worldwide federation ofnational standards bodies (Iso member bodies).The work of preparing International Standards is normallycarriedoutthroughIso technical committees.Each memberbodyinterested inasubjectfor which a technical committeehas been established hasthe rightto be represented onthatcommittee.International organizations,govern- mental and non-governmental,in tiaison with Iso,alsotakepart in the work.Iso collaborates closely with theInternational Electrotechnical Commission (IEC)on all matters ofelectrotechnical standardization. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting.Publication as an Inter- national Standard requires approval by at least75%of the member bodies casting a vote. International Standard Iso5620-1was prepared byTechnical Committee ISo/Tc8,Shipbuildingandmarinestructures. This first editionof ISO 5620-1together withISO 5620-2cancel and re- place the first edition of Iso 5620, of which they constitute a technical revision. Iso5620 consists of the following parts,under the general title watertanks: Part1:Generalrequirements Part2:Components ISO1992 or by any means, electronic or mechanical, including photocopying and microfilm, without permission inwritingfromthepublisher. InternationalOrganizationforStandardization CasePostale56·CH-1211Geneve20●Switzeriand Printed in Switzerland ii ISO5620-1:1992(E) INTERNATIONALSTANDARD Shipbuilding and marine structures -- Filling connection for drinking water tanks Part 1: General reguirements Users of Iso 5620 should note that, while observing Scope 4 1 the requirements of the standard, they should at the same time ensure compliance with such statutaryrequirements, Iso5620 specifies the drinking waterconnection rules and regulations as may apply to the individual ship aboard ships for attachment of piping from another concerned. ship or from a land distribution system This part of sO 5620 specifies the general require- ments,the composition and the designation of the 2 Normativereferences complete filing connection and gives a recommen- dation for the installation aboard ships. The following standards contain provisions which, NOTES through reference in this text, constitute provisions of this part of iso 5620.At the timeof publication, 1 Detailsforthe components ofthefilling connection are the editions indicated were valid. All standards are giveninIsO5620-2,bothforthedistributionsystemand subject to revision, and parties to agreements based for the ship. on this part of isO 5620 are encouraged to investi- The general rules for drinking water distribution sys- gate the possibility of applying the most recent edi- 2 tems fali within the competence of national port auth- tions of the standards indicated below.Members of orities and are outside the scope of isO 5620. IEC and ISO maintain registers of currently valid In- ternational Standards. The connection specified in Iso5620 safeguards drinking watertanks from being filled with any other ISO1461:1973, Metallic coatings JOH dip fluid. Additionally it safeguards the supply piping of galvanized coatings on fabricated ferrous products the drinking water from contamination by any other -Requirements. liquids. Iso5620-2:1992,Shipbuildingandmarinestructures NOTES Filling connection for drinking water tanks IsO 5620 maybe applied to inland vessels if agreed Part2:Components. 3 between the users. 1