Standard
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AS/NZS 4026:2008
[Current]Electric cables — For underground residential distribution systems
This Standard specifies the construction of a rationalized range of cables used by electricity supply authorities in underground residential distribution (URD) systems.
Published: 17/09/2008
Pages: 34
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Referenced documents
2 Polymeric insulated 6.35/11(12) kV and 12.7/22(24) kV distribution network cables
2.1 Scope of section
2.2 Three-core cable
2.2.1 Construction
2.2.2 Conductors
2.2.3 Conductor screen
2.2.4 Insulation
2.2.5 Insulation screen
2.2.5.1 Material
2.2.5.2 Requirements for stripping insulation screen
2.2.6 Metallic screen
2.2.6.1 Material and application
2.2.6.2 Electrical requirements
2.2.7 Fillers and binder tapes
2.2.8 Composite oversheath
2.2.8.1 Material
2.2.8.2 Colour
2.2.8.3 Thickness
2.3 Single-core cable
2.3.1 Construction
2.3.2 Conductors
2.3.3 Conductor screen
2.3.4 Insulation
2.3.5 Insulation screen
2.3.5.1 Material
2.3.5.2 Requirements for stripping insulation screen
2.3.6 Metallic screen
2.3.6.1 Material and application
2.3.6.2 Electrical requirements
2.3.7 Water blocking
2.3.8 Oversheath
2.4 Triplex cable
2.4.1 Construction
2.4.2 Oversheath for cores of Triplex cable
2.5 Marking of cable
2.5.1 Cable identification
2.6 Preparation for delivery
2.7 Tests
2.8 Cable options
2.8.1 Water blocking of conductors
2.8.2 Larger metallic screen sizes
3 Paper insulated 6.35/11(12) kV distribution network cables
3.1 Scope of section
3.2 Construction
3.3 Conductors
3.4 Impregnation
3.5 Metal sheath
3.6 Non-metallic sheath
3.6.1 Material
3.6.2 Thickness
3.7 Marking of cable
3.7.1 Core identification
3.7.2 Cable identification
3.7.3 Means of marking
3.8 Marking of drums
3.9 Preparation for delivery
3.10 Tests
4 XLPE insulated 0.6/1(1.2) kV distribution cables
4.1 Scope of section
4.2 Construction
4.3 Conductors
4.4 Insulation
4.4.1 Material
4.4.2 Core identification
4.5 Lay-up of cores
4.6 Fillers and binder tapes
4.7 Oversheath
4.7.1 Material
4.8 Marking of cable
4.8.1 Information to be marked
4.9 Preparation for delivery
4.10 Tests
5 XLPE insulated 0.6/1(1.2) kV service cables
5.1 Scope of section
5.2 Construction
5.3 Conductors
5.4 Insulation
5.4.1 Material
5.4.2 Thickness
5.4.3 Core identification
5.5 Laying up
5.6 Fillers
5.7 Covering
5.7.1 Material
5.7.2 Thickness
5.8 Cable cross-section
5.9 Marking of cable
5.9.1 Information to be marked
5.10 Preparation for delivery
5.11 Tests
Appendix A
A1 Scope
A2 Current-carrying capacity
A3 Maximum pulling tension
A4 Minimum bending radius and minimum diameter of drum barrel
A5 Paper insulated cable earth fault calculation
Appendix B
B1 Scope
B2 Items to be specified by the purchaser
B3 Items subject to agreement between purchaser and manufacturer
Appendix C
C1 Scope
Cited references in this standard
[Current]
Electric cables — Impregnated paper insulated — For working voltages up to and including 19/33 (36) kV
[Current]
Electric cables — Polymeric insulated, Part 1: For working voltages 1.9/3.3 (3.6) kV up to and including 19/33 (36) kV
[Current]
Test methods for electric cables, cords and conductors, Method 2.1: Insulation, extruded semi-conductive screens and non-metallic sheaths - Methods for general application
[Withdrawn]
Conduits and fittings for electrical installations, Part 2: Rigid plain conduits and fittings of insulating material
AS/NZS 3008.1
Electrical installations—Selection of cables—Cables for alternating voltages up to and including 0.6/1 kV
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