1、 IEC 61196-4 Edition 3.0 2015-09 INTERNATIONAL STANDARD Coaxial communication cables Part 4:Sectional specification for radiating cables IEC 61196-4:2015-09(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2015 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no
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10、ublication or need further assistance,please contact the Customer Service Centre:csciec.ch.IEC 61196-4 Edition 3.0 2015-09 INTERNATIONAL STANDARD Coaxial communication cables Part 4:Sectional specification for radiating cables INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.120.10 ISBN 978-2-8322-2
11、892-0 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC 61196-4:2015 IEC 2015 CONTENTS FOREWORD.4 1 Scope.6 2 Normative references.6 3 Terms and definitions.8 4 Materials and ca
12、ble construction.8 4.1 Cable construction.8 4.2 Inner conductor.8 4.2.1 Conductor material.8 4.2.2 Conductor construction.9 4.3 Dielectric.9 4.4 Outer conductor.9 4.5 Sheath.9 5 Standard rating and characteristics.10 5.1 Nominal characteristic impedance.10 5.2 Rated temperature range.10 5.3 Operatin
13、g frequency.10 6 Identification,marking and labeling.10 6.1 Cable identification.10 6.2 Cable marking.10 6.3 Labelling.10 7 Tests of finished cables.10 7.1 General.10 7.2 Electrical testing of the finished cable(see Table 1).11 7.3 Environmental testing (see Table 2).12 7.4 Mechanical testing(see Ta
14、ble 3).13 7.5 Fire performance testing(see Table 4).14 8 Quality assessment.14 9 Delivery and storage.14 Annex A(normative)Attenuation constant.15 A.1 Procedure.15 A.1.1 General.15 A.1.2 Ground-level method.15 A.1.3 Free-space method.15 A.2 Measurement(see Figures A.1 and A.2).15 A.3 Evaluation.15 A
15、.4 Requirement.16 Annex B(normative)Coupling loss(far field).17 B.1 Procedure.17 B.1.1 General.17 B.1.2 Ground-level method.17 B.1.3 Free-space method.17 B.2 Measurement(see Figures B.3 and B.4).18 B.3 Evaluation.18 B.4 Requirement.19 B.5 Test report.19 IEC 61196-4:2015 IEC 2015 3 Annex C(informativ
16、e)Coupling loss around circumferential orientation of radiating cable.21 C.1 General.21 C.2 Definitions.21 C.2.1 Coupling loss chart around circumferential orientation of radiating cable(Y-Z).21 C.2.2 Out-of roundness of coupling loss chart around circumferential orientation of radiating cable.21 C.3 Test method.21 C.4 Calculation.22 C.5 Requirements.22 C.6 Test report.22 Annex D(under study)Radiating intensity around circumferential orientation of radiating cable.24 D.1 General.24 D.2 Definitio
