GB/T 11017.1-2024 English PDF

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GB/T 11017.1-2024: Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 66 kV(Um=72.5 kV)and 110 kV(Um=126 kV) - Part 1: Test methods and requirements
Status: Valid

GB/T 11017.1: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 11017.1-2024	1559	Add to Cart	9 days	Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 66 kV(Um=72.5 kV)and 110 kV(Um=126 kV) - Part 1: Test methods and requirements	Valid
GB/T 11017.1-2014	1259	Add to Cart	8 days	Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 110kV (Um=126kV) -- Part 1: Test methods and requirements	Valid
GB/T 11017.1-2002	RFQ	ASK	6 days	Rated voltage of 110kV XLPE insulated power cables and accessories -- Part 1: Test methods and requirements	Obsolete
GB 11017-1989	719	Add to Cart	5 days	Copper and aluminium conductor extruded XLPE insulated power cables with rated voltage 110kV	Obsolete

Similar standards

GB/T 9330   GB/T 12706.1   GB/T 12528   GB/T 11017.3   GB/T 11017.2   GB/T 11017.3   

Basic data

Standard ID: GB/T 11017.1-2024 (GB/T11017.1-2024)
Description (Translated English): Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 66 kV(Um=72.5 kV)and 110 kV(Um=126 kV) - Part 1: Test methods and requirements
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K13
Classification of International Standard: 29.060.20
Word Count Estimation: 78,783
Date of Issue: 2024-09-29
Date of Implementation: 2025-04-01
Older Standard (superseded by this standard): GB/T 11017.1-2014
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 11017.1-2024: Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 66 kV(Um=72.5 kV)and 110 kV(Um=126 kV) - Part 1: Test methods and requirements

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 29.060.20 CCSK13 National Standard of the People's Republic of China Replaces GB/T 11017.1-2014 Rated voltage 66kV (Um=72.5kV) and 110kV (Um=126kV) Cross-linked polyethylene insulated power cable and its annexes Part 1.Test methods and requirements Published on September 29, 2024, implemented on April 1, 2025 State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface V Introduction VII 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Voltage marking, materials and numerical value rounding 4 5 Cable water blocking measures 5 6 Cable characteristics 5 7 Accessory features 7 8 Test conditions 8 9 Routine tests for cables and accessories 9 10 Sampling test of cables 10 11 Sampling test of accessories 14 12 Type testing of cable systems 14 13 Pre-qualification test of cable system 28 14 Type test of cable 32 15 Type test of accessories 34 16 Electrical test after installation (field test) 35 Appendix A (Informative) Comparison of changes in structure numbers between this document and IEC 60840.2023 37 Appendix B (Informative) Technical differences between this document and IEC 60840.2023 and their causes 39 Appendix C (Normative) Numerical rounding 41 Appendix D (Normative) Additional tests for the annex 42 Appendix E (Informative) Determination of Cable Conductor Temperature 48 Appendix F (Informative) List of type tests, prequalification tests and extended prequalification tests for cable systems, cables and accessories 51 Appendix G (normative) Tests for cable assemblies having longitudinally wrapped metal tape or longitudinally wrapped metal foil bonded to the outer sheath 53 Appendix H (Informative) Guidelines for interruption and effectiveness judgment of voltage thermal cycle test in type test 57 Appendix I (Normative) Semi-conductive shield resistivity measurement method 58 Appendix J (Normative) Test for protrusions at the interface between micropores, impurities and semi-conductive shielding layer 60 Appendix K (Normative) Method for determining the weighted value of halogen content of non-metallic materials in cables 61 Appendix L (Normative) Water penetration test 62 Appendix M (Normative) Conductor water penetration test 64 Reference 66 Figure 1 Example of test arrangement for prequalification test 30 Figure 2 Example of an extended prequalification test arrangement for a system using additional connectors designed for both flexible and rigid installation Figure E.1 Typical layout of reference circuit and test circuit 49 Figure E.2 Example of arrangement of temperature sensors on reference return conductors 49 Figure G.1 Metal foil or metal tape bonding strength test 54 Figure G.2 Example of metal foil overlap 54 Figure G.3 Peel strength test of metal foil overlap 55 Figure G.4 Typical curve of tension and clamp spacing (1) 56 Figure G.5 Typical curve of tension and clamp spacing (2) 56 Figure I.1 Sample preparation for conductor shield and insulation shield volume resistivity measurement 59 Figure L.1 Schematic diagram of water penetration test device 63 Figure M.1 Schematic diagram of conductor water penetration test device 65 Table 1 Insulation mixture for cables 4 Table 2 Non-metallic outer sheath mixture of cables 5 Table 3 Tanδ 6 of insulation materials Table 4 Test voltage 6 Table 5 Cantilever working load of outdoor terminal bushing 7 Table 6 Special performance test requirements for cable XLPE insulation mixtures 13 Table 7 Summary of non-electrical type test items for cable components and finished cables 20 Table 8 Mechanical properties test requirements for cable XLPE insulation mixture (before and after aging) 21 Table 9 Mechanical properties test requirements of cable outer sheath mixture (before and after aging) 22 Table 10 Special performance test requirements for cable outer sheath materials 23 Table 11 Combustion characteristics test requirements 27 Table A.1 Comparison of structure numbers between this document and IEC 60840.2023 37 Table B.1 Technical differences between this document and IEC 60840.2023 and their causes 39 Table C.1 Rounding digits of specified values, measured values or their calculated values 41 Table D.1 Test sequence 42 Table D.2 Lightning impulse between the shield and ground of straight-through joints, insulating joints and accessories with cable shield disconnection structure and/or grounding structure Voltage test 45 Table D.3 Lightning impulse voltage between the shields of insulating joints and the two ends of the enclosure with cable shield disconnection structure and/or grounding structure Test 45 Table D.4 Lightning impulse voltage test for metal sheath disconnecting insulation terminals 46 Table F.1 Type tests for cable systems, cables and accessories 51 Table F.2 Calculated electric field strength on conductor shield is higher than 8.0 kV/mm or calculated electric field strength on insulation shield is higher than 4.0 kV/mm Prequalification test of cable system 52 Table F.3 Calculated electric field strength on conductor shield is higher than 8.0 kV/mm or calculated electric field strength on insulation shield is higher than 4.0 kV/mm Prequalification extended test of cable system 52 Table G.1 Bond strength or peel strength requirements 55

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document is GB/T 11017 "Rated voltage 66kV (Um=72.5kV) and 110kV (Um=126kV) cross-linked polyethylene insulation Power cables and their accessories" Part 1.GB/T 11017 has published the following parts. --- Part 1.Test methods and requirements; --- Part 2.Cables; --- Part 3.Cable accessories. This document replaces GB/T 11017.1-2014 "Rated voltage 110kV (Um=126kV) cross-linked polyethylene insulated power cables and their Annex Part 1.Test methods and requirements, compared with GB/T 11017.1-2014, in addition to structural adjustments and editorial changes, the main The technical changes are as follows. --- Added the scope of application and requirements of 66kV cable system (see Chapter 1); --- Deleted ST1 and ST3 outer sheath materials and corresponding requirements (see 4.4, Table 2 and Table 5 of the.2014 edition); --- Added ST12 and corresponding requirements (see 4.4, Table 2, Table 7, Table 9, Table 10 and Table 11); --- Added numerical rounding provisions (see 4.5 and Appendix C); --- Changed the requirements for accessory characteristics (see Chapter 7, Chapter 7 of the.2014 edition); --- Added the test voltage requirements corresponding to 66kV (see Table 4); --- Changed the routine test requirements of the annex (see 9.1, 9.1 of the.2014 edition); --- Added the metal strip thickness test and requirements for combined (CD) design (see 10.7.4); --- Changed the applicable scope of measurement of carbon black content of black PE outer sheath (see 12.5.13, 12.5.12 of the.2014 edition); --- Added the test methods and requirements for the burning characteristics of cables (see 12.5.14); --- Added conductor penetration test methods and requirements (see 12.5.15 and Appendix M); --- Added water absorption test and requirements for the outer sheath (see 12.5.21 and Table 10); --- Changed the requirements for accessory type testing (see Chapter 15, Chapter 15 of the.2014 edition); ---Added additional tests for accessories (see Appendix D); --- Changed the cable length for water penetration test (see Appendix L, Appendix E of the.2014 edition); --- Added the method for determining the weighted value of the halogen content of non-metallic materials in cables (see Appendix K). This document is modified to adopt IEC 60840.2023 "Rated voltage greater than 30kV (Um=36kV) to 150kV (Um=170kV) Test methods and requirements for insulated power cables and their accessories. Compared with IEC 60840.2023, this document has many structural adjustments. Comparison table of structural number changes between the two documents See Appendix A. This document has many technical differences compared to IEC 60840.2023. A single line (|) is used to indicate the differences. A list of technical differences and their causes is given in Appendix B. The following editorial changes were made to this document. --- In order to adapt to my country's technical standard system, the standard name is changed to "Rated voltage 66kV (Um=72.5kV) and 110kV (Um= 126kV) cross-linked polyethylene insulated power cables and their accessories Part 1.Test methods and requirements"; --- Deleted Appendix J (informative). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the China Electrical Equipment Industry Association. This document is under the jurisdiction of the National Technical Committee for Standardization of Wire and Cable (SAC/TC213). This document was drafted by. Shanghai Cable Research Institute Co., Ltd., China Electric Power Research Institute Co., Ltd., Shanghai Guolan Testing Co., Ltd. Co., Ltd., Zhongtian Technology Submarine Cable Co., Ltd., Yangzhou Shuguang Cable Co., Ltd., Jiangsu Shangshang Cable Group Co., Ltd., TBEA Shandong Luneng Taishan Cable Co., Ltd., Hangzhou Cable Co., Ltd., Jiangsu Hengtong High Voltage Submarine Cable Co., Ltd., Guangzhou Nanyang Cable Group Group Co., Ltd., Zhejiang Wanma Co., Ltd., Zhejiang Chenguang Cable Co., Ltd., Wuxi Jiangnan Cable Co., Ltd., Fujian Nanping Tai Yang Cable Co., Ltd., New Far East Cable Co., Ltd., Ningbo Oriental Cable Co., Ltd., Baosheng High Voltage Cable Co., Ltd., Chongqing Taishan Cable Co., Ltd., TBEA Showa (Shandong) Cable Accessories Co., Ltd., Changlan Technology Group Co., Ltd., Changyuan Electric Power Technology Co., Ltd. TECHNOLOGY LIMITED. The main drafters of this document are. Xu Xiaofeng, Hou Junping, Xiao Jingcheng, Zhang Jianmin, Hu Jianhong, Li Haohao, Zang Defeng, Teng Zhaofeng, Li Chunmei, Wang Zhihui, Liu Huanxin, Yue Zhenguo, Ma Zhuang, Fan Defa, Chen Jing, Huang Yun, Zhu Baojun, Zhou Zhongyi, Chen Mengmeng, Peng Yong, Xu Yongjun. The previous versions of this document and the documents it replaces are as follows. ---First published in 1989 as GB/T 11017-1989; ---First revised in.2002, second revised in.2014; ---This is the third revision.

Introduction

Rated voltage 66kV and 110kV power cables are widely used in power transmission networks, in urban power grids, large enterprises, and new energy power generation. GB/T 11017 is a product standard for power cables and accessories with rated voltages of 66kV and 110kV. The naming rules, test methods, technical requirements, etc. of power cables and accessory systems are planned to be composed of three parts. --- Part 1.Test methods and requirements. The purpose is to specify the general Requirements for test methods and procedures. --- Part 2.Cables. The purpose is to unify the classification, naming, structure and technical specifications of power cables with rated voltages of 66 kV and 110 kV. Technical requirements. --- Part 3.Cable accessories. The purpose is to unify the classification, naming, Structural and technical requirements. Rated voltage 66kV (Um=72.5kV) and 110kV (Um=126kV) Cross-linked polyethylene insulated power cable and its annexes Part 1.Test methods and requirements

1 Scope

This document describes the cross-linked polyethylene insulated power cable system, cable body and The test methods for the accessories themselves are specified and the corresponding requirements are stipulated. This document is applicable to the testing of cables and their accessories used under normal installation and operation conditions, but not to the testing of cables and their accessories used under special conditions. Tests on cables and their accessories, such as submarine cables and transition joints between cross-linked polyethylene insulated cables and paper insulated cables.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 2951.11-2008 General test methods for insulating and sheathing materials of electrical and optical cables Part 11.General test methods Thickness and dimensional measurement Mechanical properties test (IEC 60811-1-1.2001, IDT) GB/T 2951.12-2008 General test methods for insulating and sheathing materials of electrical and optical cables Part 12.General test methods Thermal aging test method (IEC 60811-1-2.2000, IDT) GB/T 2951.13-2008 General test methods for insulating and sheathing materials of electrical and optical cables Part 13.General test methods Density determination method Water absorption test Shrinkage test (IEC 60811-1-3.2001, IDT) GB/T 2951.14-2008 General test methods for insulating and sheathing materials of electrical and optical cables Part 14.General test methods Low temperature test (IEC 60811-1-4.1985, IDT) GB/T 2951.21-2008 General test methods for insulating and sheathing materials of electric and optical cables Part 21.Special test methods for elastomeric mixtures Test methods Ozone resistance test Heat extension test Mineral oil immersion test (IEC 60811-2-1.2001, IDT) GB/T 2951.31-2008 General test methods for insulating and sheathing materials of electric and optical cables Part 31.Polyvinyl chloride mixtures Special test methods High temperature pressure test Cracking resistance test (IEC 60811-3-1.1985, IDT) GB/T 2951.32-2008 General test methods for insulating and sheathing materials of electric and optical cables Part 32.Polyvinyl chloride mixtures Special test methods Weight loss test Thermal stability test (IEC 60811-3-2.1985, IDT) GB/T 2951.41-2008 General test methods for insulating and sheathing materials of electric and optical cables Part 41.Polyethylene and polypropylene Special test methods for mixtures Environmental stress cracking resistance test Melt index measurement method Direct combustion method for measuring carbon black and (or) Mineral filler content Thermogravimetric analysis (TGA) to measure carbon black content Microscopy to evaluate the dispersion of carbon black in polyethylene (IEC 60811-4-1.2004, IDT) GB/T 3048.12 Electrical properties test methods for wires and cables Part 12.Partial discharge test (GB/T 3048.12-2007, IEC 60885-3.1988, MOD) GB/T 3048.13 Electrical properties test methods for wires and cables Part 13.Impulse voltage test (GB/T 3048.13-2007, IEC 60230.1966, MOD) ......

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