英文原版 IEC 62930 2017 用于额定电压为 1.5 kV DC 的光伏系统的电缆.pdf

IEC IEC62930
Edition 1.02017-12 INTERNATIONAL STANDARD
Electric cablesfor photovoltaic systems with a voltagerating of 1,5 kV DC
INTERNATIONAL ELECTROTECHNICAL COMMISSION
ICS 29.060.20; 27.160 ISBN 978-2-8322-5145-4
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-2-IEC 62930:2017 IEC 2017 CONTENTS FOREWORD.4 INTRODUCTION..6 Scope..7 2Norm ative references ...7 3Terms and definitions ..8 4Rated voltage...9 5Requirements for the construction of cables. 5.1Conductor..9 5.1.1Material...9 5.1.2Construction..10 5.1.3Separator between conductor and insulation.10 5.1.4Check of construction..10 5.2Insulation..10 5.2.1Material10 5.2.2Application to the conductor....10 5.2.3Thickness10 5.3Sheath.11 5.3.1Material.11 5.3.2Application......11 5.3.3Thickness..11 5.3.4Colour.11 5.4Multi-core cables and additional elements..11 Marking..11 6.1General.11 6.2Indication of origin....11 6.3Code marking.12 6.4Additional marking..12 6.5Nominal cross-sectional area of conductor..12 6.6Continuity of marking....12 6.7Additional requirements..12 6.7.1Durabity -12 6.7.2Legibility ...12 7Requirements for pleted cables.12 7.1General..12 7.2Electrical tests - check for absence of faults on the insulation or on the plete cable.13 7.3Non electrical tests - overall diameters and ovality.13 Annex A (norm ative) Guide to use.19 A.1 Use of cables for PV systems..19 A.2 Groups..21 A.3 Short-circuit-temperature21
22 Annex C (normative) Cold impact test.24 Annex D (normative) Dynamic penetration test..25 Annex E (norm ative) Weathering/UV resistance test.26 Bibliography..27
IEC62930:2017 IEC 2017
Figure 1 - Example of marking as used on the outer sheath of the cable .12 Figure D.1 - Arrangement for dynamic penetration test..25
Table 1 - Dimensional and insulation resistance values for class 5 conductor cables.13 Table 2 - Dimensional and insulation resistance values for class 2 conductor cables... 14 Table 3 -Tests for cables to IEC 62930.15 Table A.1 - Intended...