ISO INTERNATIONAL STANDARD 11553-3 First edition 2013-03-15 Safety of machinery Laser processing machines - Part 3: Noise reduction and noise measurement methods for laser processing machines and hand-held processing devices and associated auxiliary equipment (accuracy grade 2) Sécurité des machines - Machines a laser - Partie 3: Methodes de mesure et de reduction du bruit des machines a laser, des dispositifs de traitement portatifs et des équipements auxiliaires connexes (classe de précision 2) Reference number IS0 11553-3:2013(E) LSO @ IS0 2013 nse from IHS Not for Resale IS011553-3:2013(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or 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 @ IS0 2013 - All rights reserved Not for Resale IS0 11553-3:2013(E) Contents Page Foreword ..iv Introduction. .. 1 Scope. .1 2 Normative references 3 Noise hazards ..2 4 Safety requirements and measures ..2 4.1 General requirements for noise reduction .2 4.2 Noise reduction measures. .2 5 Verification of safety requirements for noise emission reduction and/or protection measures. .3 6 Informationfortheuser. .3 Annex A (normative) Noise test code (accuracy grade 2) ..5 Bibliography .12 iii by IHS underI se with IS thout license from IHS Not for Resale

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