This standard specifies the service characteristics, product code, marking, technical requirements, inspection rules, test methods and packaging requirements for flexible and torsion resistant cables.
This standard is applicable to the flexible and torsion resistant cables of rated voltages from 6kV up to 35kV for wind power generation used at the connection between turbine and tower in high-power wind power generation equipment or at other similar occasions.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 156-2007 Standard voltages
GB/T 2423.17-2008 Environmental testing for electric and electronic products - Part 2: Test methods - Test Ka: Salt mist
GB/T 2423.18-2012 Environmental testing - Part 2: Test methods - Test Kb: Salt mist, cyclic (sodium chloride solution)
GB/T 2900.10 Electrotechnical vocabulary - Electric cables
GB/T 2951.11-2008 Common test methods for insulating and sheathing materials of electric and optical cables - Part 11: Methods for general application - Measurement of thickness and overall dimensions - Tests for determining the mechanical properties
GB/T 2951.12-2008 Common test methods for insulating and sheathing materials of electric and optical cables - Part 12: Methods for general application - Thermal ageing methods
CB/T 2951.13-2008 Common test methods for insulating and sheathing materials of electric and optical cables - Part 13: Methods for general application - Measurement for determining the density - Water absorption tests - Shrinkage test
GB/T 2951.14-2008 Common test methods for insulating and sheathing materials of electric and optical cables - Part 14: Methods for general application - Test at low temperature
GB/T 2951.21-2008 Common test methods for insulating and sheathing materials of electric and optical cables - Part 21: Methods specific to elastomeric compounds - Ozone resistance, hot set and mineral oil immersion tests
GB/T 2951.31-2008 Common test methods for insulating and sheathing materials of electric and optical cables - Part 31: Methods specific to PVC compounds - Pressure test at high temperature - Test for resistance to cracking
GB/T 3048.4-2007 Test methods for electrical properties of electric cables and wires - Part 4: Test of DC resistance of conductors
GB/T 3048.5-2007 Test methods for electrical properties of electric cables and wires - Part 5: Test of insulation resistance
GB/T 3048.8-2007 Test methods for electrical properties of electric cables and wires - Part 8: AC voltage test
GB/T 3048.10-2007 Test methods for electrical properties of electric cables and wires - Part 10: Spark test of extruded protective sheaths
GB/T 3048.11-2007 Test methods for electrical properties of electric cables and wires - Part 11: Test for dielectric dissipation factor
GB/T 3048.12-2007 Test methods for electrical properties of electric cables and wires - Part 12: Partial discharge test
GB/T 3048.13-2007 Test methods for electrical properties of electric cables and wires - Part 13: Impulse voltage test
GB/T 3956-2008 Conductors of insulated cables
GB/T 4909.2-2009 Test methods for bare wires - Part 2: Measurement of dimensions
GB/T 4910-2009 Tinned round copper wire
GB/T 6995.1-2008 Markings for electric wires and cables - Part 1: General requirements
GB/T 6995.3-2008 Markings for electric cables and wires - Part 3: Identifications of cables and wires
GB/T 33606-2017 The following standards are cited：
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