1、 IEC 61000-4-23 Edition 2.0 2016-10 INTERNATIONAL STANDARD Electromagnetic compatibility(EMC)Part 4-23:Testing and measurement techniques Test methods for protective devices for HEMP and other radiated disturbances IEC 61000-4-23:2016-10(en)BASIC EMC PUBLICATION colourinside THIS PUBLICATION IS COPY
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11、techniques Test methods for protective devices for HEMP and other radiated disturbances INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.100.99 ISBN 978-2-8322-3687-1 BASIC EMC PUBLICATION Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this
12、publication from an authorized distributor.colourinside 2 IEC 61000-4-23:2016 IEC 2016 CONTENTS FOREWORD.6 INTRODUCTION.8 1 Scope.9 2 Normative references.9 3 Terms and definitions.10 4 HEMP test concepts.15 4.1 General.15 4.2 Testing of shielding enclosures.16 4.2.1 General.16 4.2.2 Buildings.19 4.
13、2.3 Shelters and shielded rooms.20 4.2.4 Cabinets,racks and boxes.21 4.3 Testing of shielded cables and connectors.23 4.3.1 General.23 4.3.2 Testing of cable shields.23 4.3.3 Testing of cable connectors.26 4.4 Testing of shielding materials.27 4.4.1 General.27 4.4.2 Conducting gaskets.27 4.4.3 Condu
14、cting sheets and screens.29 4.4.4 Cut-off waveguides and honeycombs.32 4.5 Summary of test concepts.33 5 Test methods for measuring the shielding effectiveness of HEMP protection facilities.34 5.1 General.34 5.2 Electromagnetic field testing.34 5.2.1 General.34 5.2.2 Pulse field testing.34 5.2.3 CW
15、field testing.40 5.3 Current injection test procedures.55 5.3.1 General.55 5.3.2 Injection testing of enclosures.55 5.3.3 Transfer impedance and admittance of cable shields and connectors.57 5.3.4 Testing of gasket material.57 Annex A(informative)HEMP test concepts for electrical systems.60 A.1 Over
16、view.60 A.2 Types of HEMP tests.60 A.2.1 General.60 A.2.2 System-level transient tests.60 A.2.3 CW field illumination tests.61 A.2.4 Current injection testing.61 A.2.5 Partial illumination testing.62 A.2.6 Subsystem and component testing.62 A.3 Definition of the testing interface.63 A.4 Use of test data.65 A.4.1 General.65 IEC 61000-4-23:2016 IEC 2016 3 A.4.2 Acceptance of new systems.65 A.4.3 System assessments.65 A.4.4 Hardness surveillance monitoring.65 A.4.5 System design.65 A.5 Testing unce
