ISO 25649-4 INTERNATIONAL STANDARD edition First2017-08 Floating leisure articles for use on and in the water - Additional specific safety requirements and test methods for Class B devices Articles deloisirs flottants a utiliser sur ou dans I'eau- Partie 4:Exigencesde sécuritéet methodesd'essaicomplementaires propresauxdispositifsdeClasseB Reference number [So IS0 25649-4:2017(E) @ISO2017 IS025649-4:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland AHbyghty raeansedlalestronicotherwipemifieldlanilaitdfitdisgpplbbicatbpyimgyoltqnsthgintprndtioedntnttiaiaet) otimeamyisowithout 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. fsodeBparigbt Afics 3·CP401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 [email protected] 47 www.iso.org ii @ IS0 2017 - All rights reserved IS025649-4:2017(E) Contents Foreword iv 1 2 3 4 4.2.1 Sizingof B2.1devices,fit user'sdevices,loosetestprobes 3 4.3.1 Requirement 6 4.4.2 fourwaterbehaviour,static floatingyearsstabilityofyears 7 4.4.3 Inwaterbehaviour,dynamic stabilityfor devices intended(30 11 4.5 In-waterperformancetheclassdevicedevices 12 4.5.2 above behaviour,ofstatic floating. 15 5 embodimentofclassB1devices,requirements 17 Bibliography 24