ISO INTERNATIONAL STANDARD 7396-2 Second edition 2007-04-01 Medical gas pipeline systems - Part 2: Anaesthetic gas scavenging disposal systems Réseaux de distribution de gaz médicaux Partie 2: Réseaux d'evacuation de gaz d'anesthesie non reutilisables Reference number ISO 7396-2:2007(E) @ ISO 2007 py IHS under lic itted without license from IHS Not for Resale ISO 7396-2:2007(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below COPYRIGHTPROTECTEDDOCUMENT @ISO2007 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, IsO's member body in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISo 2007 - All rights reserved I without license from IHS Not for Resale ISO 7396-2:2007(E) Contents Page Foreword. iv Introduction ... V 1 Scope .. 2 Normative references ... 3 Terms and definitions.. 4 General requirements.... 4.1 4.2 Alternative construction ..... 6 4.3 Materials.. 4.4 Continuity of operation .... 5 Power device... 6 Indicating systems... 8 7 Pipelines, connecting assemblies and disposal hoses.... .8 8 Disposal system characteristics and test methods for pressure and flow .. 9 8.1 8.2 Test methods for pressure and flow..... 10 8.3 Means to prevent backflow.. 12 9 Terminal units 12 10 Marking and colour coding ... 12 10.1 Marking.... 12 10.2 Colour coding.... 13 10.3 Test for durability. 13 11 Pipeline installation 13 12 Testing, commissioning and certification... .15 12.1 General. 15 12.2 General requirements for tests .... 15 12.3 Tests, inspections and checks.... 15 12.4 Requirements for tests, inspections and checks listed in 12.3 .15 12.5 Certification of the system... 16 12.6 Extensions or modifications. 17 13 Information to be supplied by the manufacturer.. 17 13.1 General.... 17 13.2 Instructions for use .. 17 13.3 Operational management information... 18 13.4 "As-installed" drawings.... 18 13.5 Electrical diagrams ..... .18 Annex A (informative) Guidelines for power devices consisting of fans, blowers or dedicated Annex B (informative) Example of procedure for testing and commissioning.... ... 20 Annex C (informative) Typical forms for certification of AGS disposal systems ... 23 Annex D (informative) Risk management checklist.. .. 36 Annex E (informative) Rationale 44 Bibliography .... CopyrightInternatinal Oorganizain frstandardizalirnghts reserved ili Not for Resale ISO 7396-2:2007(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeer non-governmental, in liaison with isO, also take part in the work. IsO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. rights. I