ISO INTERNATIONAL STANDARD 8102-6 First edition 2019-01 Electrical requirements for lifts, escalators and moving walks - Part 6: Programmable electronic systems in safety-related applications for escalators and moving walks (PESSRAE) Exigences électriquespourascenseurs, escaliersmécaniques et trottoirs roulants - Partie6:Systemes électroniquesprogrammables dans lesapplications liees a la securite pourescaliersmecaniques et trottoirs roulants Reference number IS08102-6:2019(E) ISO @IS02019 IS0 8102-6:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2019 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 the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below orIso's memberbody in the countryof therequester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Fax:+4122749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2019- All rights reserved IS08102-6:2019(E) Contents Page Foreword ..iv Introduction. 1 Scope. .1 2 Normativereferences 3 Terms and definitions .2 4 Requirements .6 4.1 General .6 4.2 Extendedapplicationofthisdocument. .7 4.2.1 General. .7 4.2.2 Risk assessment. 7 4.2.3 Limits for specifying SIL for PESSRAE 7 4.2.4 Safe-staterequirements .8 4.3 SafetyfunctionSILrequirements .8 4.4 SILrelevantand non-SILrelevant safestaterequirements 9 4.5 Implementation and demonstration requirements for verification of SIL compliance. ..15 4.5.1 General 15 4.5.2 Required techniques and measures to implement and demonstrate PE systems compliancewith specified safety integritylevels in this document ..15 4.5.3 LossofpowerafteraPESSRAEdevicehasactuated ..15 Annex A (normative)Techniques and measures to implement, verify,and maintain SIL compliance ..16 AnnexB (informative)Exampleofrisk reduction decisiontable ..19 Bibliography .20 @IS0 2019 -All rights reserved iii