ISO INTERNATIONAL STANDARD 6535 Fourthedition 2015-08-15 Portable chain-saws Chain brake performance Scies a chaine portatives - Performance du frein de chaine Reference number IS0 6535:2015(E) ISO International Organization for Standardization Zhejiang Institute of Standardization 5956617 IS02015 r networking permitted without license from IHS IS0 6535:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2015, Published in Switzerland All rights reserved. Unless otherwise specified, 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 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 ganizationfor Standardization etworking permitted without license from IHS IS0 6535:2015(E) Contents Page Foreword ..iv 1 Scope 2 Normative references 3 Terms and definitions 4 Test objects 5 Apparatus. ..1 6 Chain-saw preparation .2 7 Procedure. .2 7.1 Release force (static test) .2 7.2 Brakingtime .2 7.2.1 General. 2 7.2.2 First measurement of braking times (in new condition) .3 7.2.3 Preliminaryrunning 3 7.2.4 Second measurement of braking times 3 7.2.5 Interim actuations. 3 7.2.6 Third measurement of braking times .3 8 Report .3 8.1 Braking time. 3 8.2 Release force .3 8.3 Chain lubrication oil 3 iii see=Zhejiang Institute of Standardization 5956617 vided by IHS under lic vithout license from IHS