GB/T 12706.3-2020
Power cables with extruded insulation and their accessories for rated voltages from 1kV (Um=1.2kV) up to 35kV (Um=40.5kV)—Part 3: Cables for rated voltages of 35kV(Um=40.5kV) (English Version)

Standard No.

GB/T 12706.3-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 12706.3-2020

Replace

GB/T 12706.3-2008

GB/T 12706.3-2020 Referenced Document

• GB/T 11017.2-2014 Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 110 kV(U<下标m>=126 kV).Part 2:Power cables
• GB/T 11091 Copper strip for cables
• GB/T 12706.1 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV)—Part 1: Cables for rated voltage of 1 kV(Um=1.2 kV)and 3 kV(Um=3.6 kV)
• GB/T 156 Standard voltages
• GB/T 16927.1 High-voltage test techniques.Part 1:General definitions and test requirements
• GB/T 17650.1 Test on gases evolved during combustion of materials from cables or optical fiber cables—Part 1：Determination of the halogen acid gas content*， 2021-04-30 Update
• GB/T 17650.2 Test on gases evolved during combustion of materials from cables or optical fiber cables—Part 2: Determination of acidity (by pH measurement) and conductivity*， 2021-04-30 Update
• GB/T 18380.11 Tests on electric and optical fibre cables under fire conditions—Part 11:Test for vertical flame propagation for a single insulated wire or cable—Apparatus*， 2022-03-09 Update
• GB/T 18380.12 Tests on electric and optical fibre cables under fire conditions—Part 12:Test for vertical flame propagation for a single insulated wire or cable—Procedure for 1 kW pre-mixed flame*， 2022-03-09 Update
• GB/T 18380.13 Tests on electric and optical fibre cables under fire conditions—Part 13:Test for vertical flame propagation for a single insulated wire or cable—Procedure for determination of flaming droplets/particles*， 2022-03-09 Update
• GB/T 18380.33 Tests on electric and optical fibre cables under fire conditions—Part 33：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category A*， 2022-04-15 Update
• GB/T 18380.34 Tests on electric and optical fibre cables under fire conditions—Part 34：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category B*， 2022-04-15 Update
• GB/T 18380.35 Tests on electric and optical fibre cables under fire conditions—Part 35：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category C*， 2022-03-09 Update
• GB/T 18380.36 Tests on electric and optical fibre cables under fire conditions—Part 36：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category D*， 2022-03-09 Update
• GB/T 19666 General rules for flame retardant and fire resistant electric wires and cables or optical fiber cables
• GB/T 2951.11-2008 Common test method 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
• GB/T 2951.13-2008 Common test methods for insulating and sheathing materials of electric and optical cables.Part13: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.Part21: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.Part31:Methods specific to PVC compounds.Pressure test at high temperature.Test for resistance to cracking
• GB/T 2951.32-2008 Common test methods for insulating and sheathing materials of electric and optical cables.Part32:Methods specific to PVC compounds.Loss of mass test.Thermal stability test
• GB/T 2951.41-2008 Common test method for insulating and sheathing materials of electric and optical cables.Part 41:Methods specific to polyethylene and polypropylene compounds.Resistance to environmental stress cracking.Measurement of the melt flow index.Carbon black and/o
• GB/T 3048.10 Test methods for electrical properties of electric cables and wires.Part 10: Spark test of extruded protective sheaths
• GB/T 3048.12 Test methods for electrical properties of electric cables and wires.Part 12: Partial discharge test
• GB/T 3048.13 Test methods for electrical properties of electric cables and wires.Part 13: Impulse voltage test
• GB/T 3956 Conductors of insulated cables
• GB/T 7113.2 Flexible insulating sleeving.Part 2:Methods of test
• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
• IEC 60229 Electric cables - Tests on extruded oversheaths with a special protective function
• IEC 61034 Measurement of smoke density of cables burning under defined conditions - Part 2: Test procedure and requirements*， 2024-04-03 Update
• ISO 48 Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD)
• JB/T 10696.6 Test methods for determining mechanical, physical and chemical properties of electric cables and wires Part 6: Test for abrasion of oversheaths
• JB/T 8996 Guide to the selection of high-voltage cables

GB/T 12706.3-2020 history

• 2020 GB/T 12706.1-2020 Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um=1.2 kV) up to 35 kV (Um=40.5 kV)—Part 1: Cables for rated voltage of 1 kV(Um=1.2 kV)and 3 kV(Um=3.6 kV)
• 2008 GB/T 12706.1-2008 Rated voltage 1kV (Um=1.2kV) to 35kV (Um=40.5kV) extruded insulated power cables and accessories Part 1: Rated voltage 1kV (Um=1.2kV) and 3kV (Um=3.6kV) cables
• 2002 GB/T 12706.1-2002 Power cables with extruded insulation and their accessories for rated voltages from 1kV(Um=1.2kV)up to 35kV(Um=40.5kV) Part 1: Cables for rated voltages of 1kV(Um=1.2kV) and 3kV(Um=3.6kV)
• 1991 GB 12706.3-1991 Copper or aluminium conductor extruded plastic insulated power cables with rated voltages up to 35kV--Part 3: Cross-linked polyethylene insulated power cables

GB/T 12706.3-2020 -All Parts