1、 IEC 61386-22 Edition 2.0 2021-04 INTERNATIONAL STANDARD Conduit systems for cable management Part 22:Particular requirements Pliable conduit systems IEC 61386-22:2021-04(en)THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2021 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,n
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9、l Vocabulary(IEV)online.IEC 61386-22 Edition 2.0 2021-04 INTERNATIONAL STANDARD Conduit systems for cable management Part 22:Particular requirements Pliable conduit systems INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.120.10 ISBN 978-2-8322-9666-0 Registered trademark of the International Electr
10、otechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.2 IEC 61386-22:2021 IEC 2021 CONTENTS FOREWORD.3 1 Scope.5 2 Normative references.5 3 Terms and definitions.5 4 General requirements.5 5 General conditions for tests.5 6 Classification.5 7 Marki
11、ng and documentation.5 8 Dimensions.6 9 Construction.7 10 Mechanical properties.7 11 Electrical properties.9 12 Thermal properties.9 13 Fire hazard.9 14 External influences.9 15 Electromagnetic compatibility.9 Annex A(normative)Classification coding for conduit systems.13 Annex B(normative)Determina
12、tion of material thickness.13 Annex C(normative)Additional test requirements for conduit systems already complying with IEC 61386-1:2008.13 Annex AA(informative)Calculation for minimum and maximum rate of increase of force for 10.2.4.14 Figure 101 Bending test apparatus.10 Figure 102 Gauge for check
13、ing the minimum inside diameter of the conduit system after impact,bending,and resistance to heat tests.11 Figure 103 Assembly of conduit and terminating conduit fitting for bonding test.12 Figure AA.1 Graph showing force against time for 750 N force.14 Table 101 Thread lengths.6 Table 102 Maximum e
14、ntry diameter and minimum entry length details.7 Table AA.1 Minimum and maximum rate of increase of force for 10.2.4.15 IEC 61386-22:2021 IEC 2021 3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ CONDUIT SYSTEMS FOR CABLE MANAGEMENT Part 22:Particular requirements Pliable conduit systems FOREWORD 1)The
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