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18、10-14August 2014Title: Shielded power cable for commercial and industrial applications, 546 kVTo register for e-mail notification about any updates to this publication go to shop.csa.ca click on CSA Update ServiceThe List ID that you will need to register for updates to this publication is 2423235.I
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20、ny form whatsoever withoutthe prior permission of the publisher.Published in August 2014 by CSA GroupA not-for-profit private sector organization5060 Spectrum Way, Suite 100, Mississauga, Ontario, Canada L4W 5N6To purchase standards and related publications, visit our Online Store at shop.csa.caor c
21、all toll-free 1-800-463-6727 or 416-747-4044.TMA trade-mar k of the Canadian S tandards Association, operating as “CSA Group”Shieldedpower cable for commercialand industrialapplications,546 kVC68.10-14C68.10-14Shielded power cable for commercial and industrialapplications, 546 kVAugust 2014 2014 CSA
22、 Group1ContentsTechnical Committee on Insulated Power Cable 6Subcommittee on Shielded and Concentric Neutral Power Cables Rated 546 KV 8Preface 111 Scope 132 Reference publications 143 Definitionsand abbreviations 173.1 Definitions 173.2 Abbreviations 214 Conductors 214.1 General 214.2 Physical and
23、electrical properties 214.2.1 General 214.2.2 Copper conductors 214.2.3 Aluminum conductors 224.3 Optional water-blocking component for stranded conductors 224.4 Conductor size 224.5 Conductor dc resistance per unit length 224.6 Conductor diameter 225 Conductor shield (stress control layer) 235.1 Ma
24、terial 235.2 Extruded shield thickness 235.2.1 General 235.2.2 Reduced extruded shield thickness 235.3 Protrusions and convolutions 235.4 Voids 235.5 Physical requirements 245.6 Electrical requirements 245.6.1 Extruded semiconductingmaterial 245.6.2 Extruded nonconducting material (for EPR insulatio
25、n only) 245.6.3 Semiconducting tape 245.7 Crosslinked (thermoset) requirements 246 Insulation 246.1 Material 246.2 Insulation thickness 256.2.1 General 256.2.2 Selection of insulation thickness 256.3 Physical and aging requirements 256.4 Electrical requirements 256.4.1 Partial-discharge extinction l
26、evel (for discharge-free designs only) 25C68.10-14Shielded power cable for commercial and industrialapplications, 546 kVAugust 2014 2014 CSA Group26.4.2 Discharge (corona) resistance (for discharge-resistant designs only) 256.4.3 Voltage test 266.4.4 Dielectric constant and dissipation factor 266.5
27、Ambers, agglomerates, gels, contaminants, and voids 266.5.1 XLPE and TRXLPE insulation 266.5.2 EPR insulation 266.6 Shrinkback (XLPE and TRXLPE) 267 Extruded insulationshields and coverings 267.1 Material 267.1.1 General 267.1.2 Discharge-free cables 277.1.3 Discharge-resistant cables 277.2 Thicknes
28、s 277.3 Protrusions 277.4 Voids 277.5 Removability 277.5.1 Discharge-free designs 277.5.2 Discharge-resistant designs 277.6 Physical requirements 277.7 Electrical requirements 287.8 Crosslinked (thermoset) requirements 287.9 Semiconducting tape 288 Metallic shielding 288.1 General 288.2 Metal tape 2
29、88.2.1 General 288.2.2 Helically applied tape 298.2.3 Longitudinally applied corrugated tape shield 298.3 Wire shield 298.4 Braid shield 298.4.1 General 298.4.2 Metallic braid shield 308.4.3 Combination braid shield 308.5 Combination of tape and wire 308.6 Lead sheath 318.7 Multiple-conductor cables
30、 318.8 Optional water blocking components for metallic shield 319 Jackets and metallic and associated coverings 319.1 Jackets 319.1.1 General 319.1.2 Thermoset jacket materials 319.1.3 Thermoplastic jacket materials 319.1.4 Low-smoke halogen-free jackets 329.1.5 Repairs 329.1.6 Test for suitability
31、for exposure to sunlight 329.1.7 Flame test on finished cable 32C68.10-14Shielded power cable for commercial and industrialapplications, 546 kVAugust 2014 2014 CSA Group39.1.8 Separator under jacket 329.1.9 Jacket thickness 329.1.10 Spark test on jackets 329.2 Metallic and associated coverings 329.2
32、.1 General 329.2.2 Bedding over cable cores with metallic sheath or armour 339.2.3 Cables with metallic coverings Typical applications 339.2.4 Metallic sheath 339.2.5 Metallic armours 359.2.6 Jackets over metallic sheath and armour 369.2.7 Outer servings 3710 Construction of specific cable types 381
33、0.1 General 3810.2 Shaft, vertical riser, and borehole cable 3810.2.1 Construction 3810.2.2 Safety factors 3810.2.3 Armour and sheath 3810.3 Submarine cable 4010.3.1 Armour 4010.3.2 Interlocked steel tape armour 4010.3.3 Steel wire armour 4010.3.4 Copper wire armoured submarine cable 4010.4 Armoured
34、 buried land cable 4010.4.1 Armour 4010.4.2 Interlocked metal tape armour 4110.4.3 Steel wire armour 4110.5 Dredge cable 4110.5.1 Armour 4110.5.2 Pitch ratio 4110.6 Pre-assembledaerial cable 4111 Cable assembly and fillers 4211.1 Assembly of multiple-conductor cables 4211.1.1 General 4211.1.2 Length
35、 of lay 4211.1.3 Common covering 4211.1.4 No common covering 4211.2 Fillers 4211.3 Bonding conductors 4211.3.1 General 4211.3.2 Single-conductor cable 4311.3.3 Multiple-conductor cable 4311.4 Conductor identification 4312 Cable identification 4312.1 Jacketed cable 4312.2 Cable reels 44C68.10-14Shiel
36、ded power cable for commercial and industrialapplications, 546 kVAugust 2014 2014 CSA Group413 Production tests 4413.1 Testing 4413.2 Sampling frequency 4413.3 Conductor test methods 4413.3.1 Determination of dc resistance 4413.3.2 Determination of diameter 4413.4 Test samples and specimens for phys
37、ical and aging tests 4513.4.1 General 4513.4.2 Measurement of thickness 4513.4.3 Number of test specimens 4513.4.4 Size of specimens 4513.4.5 Preparation of insulation and jacket specimens 4513.4.6 Specimens for aging tests 4513.4.7 Calculation of test specimen area 4613.4.8 Test procedures for unag
38、ed samples 4613.4.9 Test procedures for aged samples 4713.4.10 Hot creep test 4813.4.11 Wafer boil test for conductor and insulation shields 4813.4.12 Amber, agglomerate, gel, contaminant, protrusion, convolution, void, and insulation shieldindentation test 4813.4.13 Internal irregularity test proce
39、dure for TRXLPE insulation 4913.4.14 Physical tests for semiconducting material intended for extrusion 5013.4.15 Retests for physical and aging properties and thickness 5013.4.16 Retest for thickness 5013.5 Dimensional measurements of the metallic shield 5013.5.1 Tape shield 5013.5.2 Wire shield 501
40、3.5.3 Lead sheath 5113.6 Jacket deformation test 5113.7 Volume resistivity 5113.7.1 General 5113.7.2 Two-electrode method 5113.7.3 Four-electrode method 5113.7.4 Test equipment 5213.7.5 Measurement 5213.7.6 Extruded semiconductingcoverings radial resistivity test 5213.8 Adhesion (insulation shield r
41、emovability) test 5313.9 Shrinkback test 5313.9.1 Sample preparation 5313.9.2 Test procedure 5313.9.3 Acceptance criteria and procedure 5413.10 Sample retests 5413.11 AC voltage test 5413.11.1 General 5413.11.2 Test procedure 5413.12 Partial-discharge test procedure 5513.13 Method for determining di
42、electric constant and dielectric strength of extruded nonconductingpolymeric stress control layers 5513.14 Other tests 55C68.10-14Shielded power cable for commercial and industrialapplications, 546 kVAugust 2014 2014 CSA Group513.14.1 Water content 5513.14.2 Longitudinal water penetration test Optio
43、nal sealant for stranded conductors 5613.14.3 Longitudinal water penetration test Optional water blocking components for metallicshield 5613.14.4 Spark test on jackets, coverings, and nonconducting shield 5613.14.5 Tightness of polyethylene jacket to sheath test 5614 Qualificationtests 5714.1 Genera
44、l 5714.2 Core qualification tests 5714.2.1 Accelerated water absorption test Electrical method at 60 Hz 5714.2.2 Insulation resistance test 5714.2.3 Dry electrical test for Class III insulations 5714.2.4 Test for discharge-resistant EPR insulation 5814.2.5 Dissipation factor characterization test 58
45、14.3 Extruded shield qualification 5914.3.1 Dielectric constant and voltage withstand for nonconducting stress control layers 5914.3.2 Resistance stability 5914.3.3 Brittleness temperature for semiconductingshields 5914.3.4 Physical tests for semiconducting material intended for extrusion 5914.4 Qua
46、lification tests for jacket material 6014.4.1 General 6014.4.2 Deformation test 6014.4.3 Weather resistance of jacket and striping material 6014.4.4 Environmental stress-cracking test of jackets Polyethylene and polypropylene jackets 6114.4.5 Heat shock Polyvinyl chloride and TPE jackets 6114.5 Test
47、s on finished cable 6114.5.1 Cold impact test on finished cable 6114.5.2 Cold bend test on finished cable 6214.5.3 Flexibility 6214.6 Other qualification tests 6214.6.1 CV extrusion qualification test 6214.6.2 Longitudinal water penetration Optional water-blocking components for strandedconductors 6
48、314.6.3 Compatibility of optional water-blocking components 6314.6.4 Flame test on finished cable (optional) 6414.6.5 Material combustion (halogen-free cables only) 64Annex A (informative) Operating limits 103Annex B (informative) Information to be supplied by purchaser 104Annex C (informative) Shie
49、lding 106Annex D (informative) Handling, installation, and testing parameters 109Annex E (informative) Ethylene alkene copolymer (EAM) 115Annex F (normative) Procedure for determining dimensionalrequirements of jackets and associatedcoverings 116C68.10-14Shielded power cable for commercial and industrialapplications, 546 kVAugust 2014 2014 CSA Group6Technical Committeeon InsulatedPowerCableE.H. Wiebe Innovative Solutions Engineering Inc,Winnipeg, ManitobaCategory: General InterestChairS.K. Alibhay Hydro-Qubec,Montral, QubecCate
