ISO INTERNATIONAL STANDARD 11933-3 First edition 1998-11-01 Components for containment enclosures - Part 3: Transfer systems such as plain doors, airlock chambers, double door transfer systems, leaktight connections for waste drums Composants pour enceintes de confinement - Partie 3: Systemes de transfert tels que portes, sas, doubles portes de transfertétanche,connexionsétanchespourfutsdedechets ISO Reference number ISO 11933-3:1998(E) ISO 11933-3:1998(E) Contents Page Scope 1 2 Normative references 1 3 Definitions. 2 4 Designation 2 4.1 Explanation of the reference number . 4.1.1 Series allocation .... 3 4.1.2 Alphabetical codes corresponding to the mounting 3 4.1.3 Alphabetical codes corresponding to the construction materials ... 3 4.2 Designation - Examples and explanation. 4 4.2.1 Plain doors .... 4 4.2.2 Airlock chambers ... 4.2.3 Double door transfer systems. 5 4.2.4 Leaktight connections for waste drums .... 5 5 Plain doors. 6 5.1 General. 6 5.1.1 Application. 9 5.1.2 Precautions for opening the doors.. 9 5.1.3 Choice of the leaktight system (way of locking). 5.2 Description.. 8 5.2.1 Shape 8 5.2.2 Assembly 8 5.2.3 Materials . 9 5.2.4 Seals.. 10 5.2.5 Dimensions... 10 5.2.6 Examples...... 12 @ISO1998 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. International OrganizationforStandardization Case postale 56 . CH-1211 Geneve 20 · Switzerland Internet [email protected] Printed in Switzerland ii ISO 11933-3:1998(E) @ ISO 6 Airlock chambers (see figure 6) ... 12 6.1 General.... 12 6.2 Various types of airlock chambers.. 13 6.2.1 Classification according to the ventilation mode ... 13 6.2.2 Classification according to the geometrical shape.... 14 6.3 Precautions to be taken during use of an airlock chamber.... 16 6.4 Ventilation of airlock chambers. 16 6.5 Description.. 16 6.5.1 Shape.. 16 6.5.2 Assembly (see figure 9). 16 6.5.3 Material.. 17 6.5.4 Doors for airlock chambers. 17 6.5.5 Dimensions. 18 6.5.6 Examples . 20 7 Double door transfer systems. 20 7.1 General. 21 7.2 Type 1 double door transfer systems . 22 7.2.1 General ... 22 7.2.2 Principle of use 23 7.2.3 Assembly . 24 7.2.4 Material 24 7.2.5 Dimensions (see figure 16). 25 7.3 Type 2 double door transfer systems 26 7.3.1 General.. 26 7.3.2 Operation. 27 7.3.3 Assembly 28 7.3.4 Material 28 7.3.5 Dimensions (see figure 20). 28 8 Leaktight connections for waste drums 29 8.1 General. 30 8.2Principle of use, 31 8.3 Type 1 leaktight connections for waste drums 32 8.3.1 General.. 32 8.3.2 Operation. 32 8.3.3 Material .... 32 8.3.4 Dimensions (see figure 24) 33 8.4Type 2 leaktight connections for waste drums 34 8.4.1 General ... 34 8.4.2 Operation.. 34 8.4.3 Material .. 34 8.4.4 Dimensions (see figure 26), 35 Annex A (informative) Examples of plain doors and airlock chambers. 36 Annex B (informative) Bibliography.. 43 ili