IEC 60502-1-1998 额定电压从1kV(Um=1.2kV)到30kV(Um=36kV)的挤压绝缘电力电缆及其附件.第1部分额定电压1kV(Um=1.2kV)和3kV(Um=3.6kV)的电缆.pdf

《IEC 60502-1-1998 额定电压从1kV(Um=1.2kV)到30kV(Um=36kV)的挤压绝缘电力电缆及其附件.第1部分额定电压1kV(Um=1.2kV)和3kV(Um=3.6kV)的电缆.pdf》由会员分享，可在线阅读，更多相关《IEC 60502-1-1998 额定电压从1kV(Um=1.2kV)到30kV(Um=36kV)的挤压绝缘电力电缆及其附件.第1部分额定电压1kV(Um=1.2kV)和3kV(Um=3.6kV)的电缆.pdf（64页珍藏版）》请在麦多课文档分享上搜索。

1、 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um= 1,2 kV) up to 30 kV (Um= 36 kV) Part 1: Cables for rated voltages of 1 kV (Um= 1,2 kV) and 3 kV (Um= 3,6 kV) Reference number IEC 60502-1:2004(E) INTERNATIONAL STANDARD IEC60502-1Second edition2004-04This

2、English-language version is derived from the original bilingual publication by leaving out all French-language pages. Missing page numbers correspond to the French-language pages. Publication numbering As from 1 January 1997 all IEC publications are issued with a designation in the 60000 series. For

3、 example, IEC 34-1 is now referred to as IEC 60034-1. Consolidated editions The IEC is now publishing consolidated versions of its publications. For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the base publication incorporating amendment 1 and the base pub

4、lication incorporating amendments 1 and 2. Further information on IEC publications The technical content of IEC publications is kept under constant review by the IEC, thus ensuring that the content reflects current technology. Information relating to this publication, including its validity, is avai

5、lable in the IEC Catalogue of publications (see below) in addition to new editions, amendments and corrigenda. Information on the subjects under consideration and work in progress undertaken by the technical committee which has prepared this publication, as well as the list of publications issued, i

6、s also available from the following: IEC Web Site (www.iec.ch) Catalogue of IEC publications The on-line catalogue on the IEC web site (www.iec.ch/searchpub) enables you to search by a variety of criteria including text searches, technical committees and date of publication. On-line information is a

7、lso available on recently issued publications, withdrawn and replaced publications, as well as corrigenda. IEC Just Published This summary of recently issued publications (www.iec.ch/online_news/ justpub) is also available by email. Please contact the Customer Service Centre (see below) for further

8、information. Customer Service Centre If you have any questions regarding this publication or need further assistance, please contact the Customer Service Centre: Email: custserviec.ch Tel: +41 22 919 02 11 Fax: +41 22 919 03 00 Power cables with extruded insulation and their accessories for rated vo

9、ltages from 1 kV (Um= 1,2 kV) up to 30 kV (Um= 36 kV) Part 1: Cables for rated voltages of 1 kV (Um= 1,2 kV) and 3 kV (Um= 3,6 kV) For price, see current catalogue IEC 2004 Copyright - all rights reserved No part of this publication may be reproduced or utilized in any form or by any means, electron

10、ic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. International Electrotechnical Commission, 3, rue de Varemb, PO Box 131, CH-1211 Geneva 20, SwitzerlandTelephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: inmailiec.ch Web: www.iec.ch

11、INTERNATIONAL STANDARD IEC60502-1Second edition2004-04XA Commission Electrotechnique InternationaleInternational Electrotechnical Commission PRICE CODE 60502-1 IEC:2004 3 CONTENTS FOREWORD.11 1 Scope.15 2 Normative references.15 3 Terms and definitions .19 3.1 Definitions of dimensional values (thic

12、knesses, cross-sections, etc.).19 3.2 Definitions concerning the tests .19 4 Voltage designations and materials.21 4.1 Rated voltages .21 4.2 Insulating compounds .23 4.3 Sheathing compounds .25 5 Conductors .25 6 Insulation.25 6.1 Material .25 6.2 Insulation thickness .25 7 Assembly of multicore ca

13、bles, inner coverings and fillers.29 7.1 Inner coverings and fillers.29 7.2 Cables with rated voltage 0,6/1 (1,2) kV.31 7.3 Cables with rated voltage 1,8/3 (3,6) kV.33 8 Metallic layers for single-core and multicore cables .33 9 Metallic screen .35 9.1 Construction .35 9.2 Requirements .35 10 Concen

14、tric conductor.35 10.1 Construction .35 10.2 Requirements .35 10.3 Application.35 11 Lead sheath.35 12 Metallic armour.37 12.1 Types of metallic armour.37 12.2 Materials .37 12.3 Application of armour.39 12.4 Dimensions of the armour wires and armour tapes .41 12.5 Correlation between cable diameter

15、s and armour dimensions .41 12.6 Round or flat wire armour .43 12.7 Double tape armour .43 13 Oversheath.43 13.1 General .43 13.2 Material .43 13.3 Thickness.45 14 Test conditions .45 14.1 Ambient temperature .45 14.2 Frequency and waveform of power frequency test voltages .45 14.3 Waveform of impul

16、se test voltages .45 60502-1 IEC:2004 5 15 Routine tests .45 15.1 General .45 15.2 Electrical resistance of conductors.47 15.3 Voltage test .47 16 Sample tests.49 16.1 General .49 16.2 Frequency of sample tests .49 16.3 Repetition of tests.51 16.4 Conductor examination .51 16.5 Measurement of thickn

17、ess of insulation and of non-metallic sheaths (including extruded separation sheaths, but excluding inner extruded coverings).51 16.6 Measurement of thickness of lead sheath .53 16.7 Measurement of armour wires and tapes.53 16.8 Measurement of external diameter.55 16.9 Hot set test for EPR, HEPR and

18、 XLPE insulations and elastomeric sheaths.55 17 Type tests, electrical.55 17.1 Insulation resistance measurement at ambient temperature .57 17.2 Insulation resistance measurement at maximum conductor temperature.57 17.3 Voltage test for 4 h .59 17.4 Impulse test for cables of rated voltage 1,8/3 (3,

19、6) kV .59 18 Type tests, non-electrical .59 18.1 Measurement of thickness of insulation.61 18.2 Measurement of thickness of non-metallic sheaths (including extruded separation sheaths, but excluding inner coverings) .61 18.3 Tests for determining the mechanical properties of insulation before and af

20、ter ageing .61 18.4 Tests for determining the mechanical properties of non-metallic sheaths before and after ageing.63 18.5 Additional ageing test on pieces of completed cables .63 18.6 Loss of mass test on PVC sheaths of type ST2.65 18.7 Pressure test at high temperature on insulations and non-meta

21、llic sheaths.65 18.8 Test on PVC insulation and sheaths and halogen free sheaths at low temperatures .65 18.9 Test for resistance of PVC insulation and sheaths to cracking (heat shock test) .65 18.10 Ozone resistance test for EPR and HEPR insulations.67 18.11 Hot set test for EPR, HEPR and XLPE insu

22、lations and elastomeric sheaths.67 18.12 Oil immersion test for elastomeric sheaths.67 18.13 Water absorption test on insulation .67 18.14 Fire tests .67 18.15 Measurement of carbon black content of black PE oversheaths.69 18.16 Shrinkage test for XLPE insulation .71 18.17 Special bending test .71 1

23、8.18 Determination of hardness of HEPR insulation .71 18.19 Determination of the elastic modulus of HEPR insulation.71 60502-1 IEC:2004 7 18.20 Shrinkage test for PE oversheaths .73 18.21 Additional mechanical tests on halogen free oversheaths .73 18.22 Water absorption test for halogen free overshe

24、aths.73 19 Electrical tests after installation.73 Annex A (normative) Fictitious calculation method for determination of dimensions of protective coverings .95 A.1 General.95 A.2 Method .95 Annex B (normative) Rounding of numbers.107 B.1 Rounding of numbers for the purpose of the fictitious calculation method.107 B.2 Rounding of numbers for other purposes.107 Annex C (normative) Determination of hardness of HEPR insulations .111 C.1 Test piece.111 C.2 Test procedure .