1、 IEC 60335-2-72 Edition 3.0 2012-03 INTERNATIONAL STANDARD Household and similar electrical appliances Safety Part 2-72:Particular requirements for floor treatment machines with or without traction drive,for commercial use IEC 60335-2-72:2012(E)Copyrighted material licensed to BR Demo by Thomson Reu
2、ters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2012 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publication may
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10、ncontrolled when printed.IEC 60335-2-72 Edition 3.0 2012-03 INTERNATIONAL STANDARD Household and similar electrical appliances Safety Part 2-72:Particular requirements for floor treatment machines with or without traction drive,for commercial use INTERNATIONAL ELECTROTECHNICAL COMMISSION XA ICS 97.0
11、80 PRICE CODE ISBN 978-2-88912-031-4 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by Jam
12、es Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 60335-2-72 IEC:2012(E)CONTENTS FOREWORD.4 INTRODUCTION.7 1 Scope.8 2 Normative references.9 3 Terms and definitions.10 4 General requirement.13 5 General conditions for the tests.13 6 Classification.13 7 Mark
13、ing and instructions.14 8 Protection against access to live parts.18 9 Starting of motor-operated appliances.18 10 Power input and current.18 11 Heating.18 12 Void.19 13 Leakage current and electric strength at operating temperature.19 14 Transient overvoltages.19 15 Moisture resistance.19 16 Leakag
14、e current and electric strength.20 17 Overload protection of transformers and associated circuits.21 18 Endurance.21 19 Abnormal operation.21 20 Stability and mechanical hazards.22 21 Mechanical strength.27 22 Construction.29 23 Internal wiring.34 24 Components.34 25 Supply connection and external f
15、lexible cords.34 26 Terminals for external conductors.35 27 Provision for earthing.36 28 Screws and connections.36 29 Clearances,creepage distances and solid insulation.36 30 Resistance to heat and fire.36 31 Resistance to rusting.36 32 Radiation,toxicity and similar hazards.36 Annexes.41 Annex B(no
16、rmative)Appliances powered by rechargeable batteries.42 Annex AA(normative)Precast paving slabs.48 Annex BB(normative)Requirements for internal combustion engine powered machines using liquefied petroleum gas(LPG).49 Annex CC(normative)Falling-object protective structures(FOPS)Dynamic test and performance requirements.52 Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.
