1 - AS 3599.1-1988 ELECTRIC CABLES-AERIAL BUNDLED-POLYMERIC INSULATED-VOLTAGES 6.35/11(12) kV AND 12.7/22(24) kV - METALLIC SCREE
4 - PREFACE
5 - CONTENTS
6 - 1 SCOPE.
6 - 2 REFERENCED DOCUMENTS.
6 - 3 DEFINITIONS.
6 - 3.1 Core (of a cable)
6 - 3.2 Conductor screen
6 - 3.3 Insulation screen
6 - 3.4 Metallic screen
6 - 3.5 Phase cable
6 - 3.6 Direction of lay
6 - 3.7 Support catenary
6 - 3.8 Length of lay
6 - 3.9 Maximum conductor temperature
6 - 3.10 Voltage designation.
6 - 3.11 Routine tests
6 - 3.12 Special tests
6 - 3.13 Type tests
8 - 3.14 Installation tests
8 - 3.15 Approximate value
8 - 3.16 Non-hygroscopic
8 - 4 DESIGNATED VOLTAGES.
8 - 5 MAXIMUM CONDUCTOR TEMPERATURES.
8 - 6 PHASECABLE CONDUCTORS.
8 - 7 CONDUCTOR SCREEN.
8 - 7.1 Material.
8 - 7.2 Thickness.
8 - 7.3 Removal from conductor.
8 - 7.4 Outer surface.
8 - 7.5 Criteria.
8 - 7.6 Tests.
8 - 8 INSULATION.
8 - 8.1 Material.
8 - 8.2 Application.
8 - 8.3 Thickness.
8 - 8.4 Criteria.
8 - 8.5 Tests.
8 - 9 INSULATION SCREEN.
8 - 9.1 Materials and application.
8 - 9.2 Thickness.
8 - 9.3 Requirements for stripping the insulation screen.
8 - 9.4 Criteria.
8 - 9.5 Tests.
9 - 10 METALLIC SCREEN.
9 - 10.1 Material and application.
9 - 10.2 Electrical requirements.
9 - 11 SEPARATOR TAPE(S).
9 - 12 SHEATH.
9 - 12.1 Material.
9 - 12.2 Application.
9 - 12.3 Thickness.
9 - 12.4 Criteria.
9 - 12.5 Tests.
9 - 12.6 Spark test.
9 - 13 PHASE IDENTIFICATION.
9 - 13.1 Identification of cores.
9 - 13.2 Identification on sheath.
9 - 14 BUNDLED CABLE IDENTIFICATION.
9 - 15 WATER BLOCKING (OPTIONAL).
9 - 15.1 General.
9 - 15.2 Materials and application.
9 - 16 SUPPORT CATENARY.
11 - 17 LAYING UP.
11 - 18 PREPARATION FOR DELIVERY.
11 - 19 MARKING OF DRUMS.
11 - 20 TESTS.
11 - 20.1 General.
11 - 20.2 Selection of samples.
14 - 20.3 Elongation at rupture of conductor screen extrusion compound.
14 - 20.4 Partial discharge tests.
14 - 20.4.1 Tests.
14 - 20.4.2 Criteria
14 - 20.5 High voltage a.c. test for 5 min.
14 - 20.6 Partial discharge test, after bending.
14 - 20.6.1 General
14 - 20.6.2 Bending
14 - 20.6.3 Partial discharge test.
14 - 20.7 Measurement of dielectric dissipation factor (DDF) (tan delta) as a function of voltage and capacitance measurement.
14 - 20.8 Measurement of dielectric dissipation factor (DDF) (tan delta) as a function of temperature.
14 - 20.9 Partial discharge test, after heat cycling.
14 - 20.9.1 Heat cycling
14 - 20.9.2 Partial discharge test
15 - 20.10 Impulse withstand test followed by a high voltage a.c. test.
15 - 20.10.1 Preparation
15 - 20.10.2 Impulse withstand test
15 - 20.10.3 High voltage a.c. test for 15 min.
15 - 20.11 High voltage a.c. test for 4 h.
15 - 21 DIAMETER OF DRUM BARRELS AND INSTALLATION BENDING RADII FOR CABLES.
15 - 21.1 Diameter of drumbarrels.
15 - 21.2 Installation bendi ngradii.
15 - 22 HIGH VOLTAGE D.C. TEST AFTER INSTALLATION.
16 - APPENDIX A - PARTIAL DISCHARGE TEST
16 - A1 SCOPE.
16 - A2 PRINCIPLE.
16 - A3 DEFINITIONS.
16 - A3.1 ‘Long’ cables
16 - A3.2 Apparent charge attenuation coefficient
16 - A4 APPARATUS, TEST CIRCUIT AND INSTRUMENTS.
16 - A4.1 Apparatus.
16 - A4.2 Test circuit and instruments.
16 - A5 CALIBRATION AND CHECKING.
16 - A5.1 Method.
16 - A5.2 Sensitivity.
17 - A5.3 Particular provisions for long cable lengths.
17 - A5.4 Calibrating capacitors and calibrating signals.
17 - A6 PROCEDURE.
17 - A7 RETEST FOR LONG CABLES.
18 - APPENDIX B - IMPULSE TESTS ON CABLES
18 - B1 SCOPE.
18 - B2 CHARACTERISTICS ANDSTATE OF THETEST INSTALLATIONAND TEST EQUIPMENT.
18 - B2.1 Characteristics of the test installation to be subjected to the tests.
18 - B2.2 Shape of the impulse waves.
18 - B2.3 Calibration of impulse generator.
18 - B3 PROCEDURE.
19 - APPENDIX C - TEST FOR EFFECTIVENESS OF WATER BLOCKING
19 - C1 SCOPE.
19 - C2 PRINCIPLE.
19 - C3 APPARATUS.
19 - C4 PREPARATION OF SAMPLE.
19 - C5 PROCEDURE.
19 - C6 REPORT.
21 - APPENDIX D - CABLE DATA AND RECOMMENDATIONS
21 - D1 SCOPE.
21 - D2 CURRENT CARRYING CAPACITY.
21 - D3 RECOMMENDED SIZE FOR METALLIC SCREEN.
21 - D4 APPROXIMATE MASS OF CABLE.
21 - D5 EVERYDAY TENSION AND MAXIMUMWORKING TENSION.
22 - D6 SELECTION OF SUPPORT CATENARY.
22 - D6.1 Use of 7/2.00 mm support catenary.
22 - D6.2 Use of aluminium-clad support catenary.
25 - APPENDIX E - ITEMS TO BE SPECIFIED BY THE PURCHASER OR SUBJECT TO AGREEMENT BETWEEN THE PURCHASER AND MANUFACTURER
25 - E1 GENERAL.
25 - E2 ITEMS TO BE SPECIFIED BY THE PURCHASER.
25 - E3 ITEMS SUBJECT TO AGREEMENT BETWEEN PURCHASER AND MANUFACTURER.