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Title Standard No. Implemented On
Technical specification of post insulators for 1 000 kV a.c.systemGB/T 24839-20182019-2-1
Types and dimensions of a.c.capacitance graded bushingsGB/T 13026-20172018-7-1
Insulators for overhead lines with a nominal voltage above 1 500 V-Ceramic of glass insulator units for d.c.systems-Definitions,test methods and acceptance criteriaGB/T 19443-20172018-5-1
Dimensions and characteristics of pin insulators of ceramicfor high-voltage overhead linesGB/T 1000-20162016-11-1
Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V―Part 2:Dimensions and characteristicsGB/T 21421.2-20142015-1-22
Insulators for overhead lines―Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000V―Definitions, test methods and acceptance criteriaGB/T 19519-20142015-1-22
Dimension and Feature of 1100 kV Composite String Insulator for A.C Substation and Electrical EquipmentNB/T 42012-20132014-4-1
Icing Flashover Test Methods on High Voltage Insulators to Be Used in DC SystemDL/T 1247-20132013-8-1
Appearance quality of toughened glass insulator bodies for cap and pin insulatorsJB/T 9678-20122012-11-1
Organization of the type of insulator productsJB/T 9683-20122012-11-1
Insulators for ground-wires of high voltage overhead transmission linesJB/T 9680-20122012-11-1
Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 3:Composite insulators for a.c.systemsGB/T 26218.3-20112012-5-1
End fitting for composite insulator with a high voltage overhead line —Part 1:End fitting for string insulator unitsJB/T 11219.1-20112012-4-1
Insulator-test on indoor post insulator of organic material for systems with nominal voltages greater than 1 000 V up to but not including 300 kV GB/T 26869-20112011-12-1
High-voltage ceramic wall bushingsGB/T 12944-20112011-12-1
Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 2:Ceramic and glass insulators for a.c.systemsGB/T 26218.2-20102011-7-1
Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 1:Definitions,information and general principlesGB/T 26218.1-20102011-7-1
Insulators for overhead lines with a nominal voltage above 1 000 V—Part 2:Insulator strings and insulator sets for a.c.systems—Definitions,test methods and acceptance criteriaGB/T 1001.2-20102011-7-1
Wall bushings for ±800 kV DC power systemsGB/T 26166-20102011-7-1
Locking devices for ball and socket couplings of string insulator units—Dimensions and testsGB/T 25318-20102011-5-1
Dimensions of clevis and tongue couplings of string insulator unitsGB/T 25317-20102011-5-1
Composite station post insulators for substations with AC voltages greater than 1 000 V—Definitions,test methods and acceptance riteriaGB/T 25096-20102011-2-1
Insulator strings and sets for overhead lines with a nominal voltage greater than 1 000 V—AC power arc testsGB/T 25084-20102011-2-1
General technical requirements of silicone rubber insulation materials for composite insulatorsDL/T 376-20102010-10-1
Technical specification of post insulators for 1 000 kV AC systemGB/Z 24839-20092010-5-1
Insulated bushings—Guide for the interpretation of dissolved gas analysis (DGA) in bushings where oil is the impregnating medium of the main insulation(generally paper)GB/T 24624-20092010-4-1
Guidance on the measurement of wettability of insulator surfacesGB/T 24622-20092010-4-1
Radio interference test on high-voltage insulatorsGB/T 24623-20092010-4-1
Hollow pressurized and unpressurized ceramic and glass insulators for use in electrical equipment with rated voltages greater than 1 000 VGB/T 23752-20092009-11-1
Bushings for d.c. applicationGB/T 22674-20082009-10-1
Thermal-mechanical performance test and mechanical performance test on string insulator unitsGB/T 22708-20082009-10-1
Residual strength of string insulator units of glass or ceramic material for overhead lines after mechanical damage of the dielectricGB/T 22709-20082009-10-1
Artificial pollution tests on high-voltage insulators to be used on d.c. systemsGB/T 22707-20082009-10-1
Indoor and outdoor post insulators for systems with nominal voltage greater than 1000 V - Part 2: Dimensions and characteristicsGB/T 8287.2-20082009-4-1
Characteristics of rod ceramic insulators for a.c. contact system of electrified railwaysGB/T 11030-20082009-4-1
Types and dimensions of a.c. capacitance graded bushingsGB/T 13026-20082009-4-1
Polymeric insulators for indoor and outdoor use with a nominal voltage >1000 V - General definitions test methods and acceptance criteriaGB/T 22079-20082009-4-1
Indoor and outdoor post insulators for systems with nominal voltage greater than 1000 V - Part 1: Test on insulators of ceramic material or glassGB/T 8287.1-20082009-4-1
Insulated bushings for alternating voltages above 1 000VGB/T 4109-20082009-4-1
Ball and socket coupling dimensions of string insulator unitsGB/T 4056-20082009-3-1
Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Part 1: Standard strngth classes and end fittingsGB/T 21421.1-20082008-9-1
Composite insulators - Hollow insulators for use in outdoor and indoor electrical equipment - Definitions test methods acceptance criteria and design recommendationsGB/T 21429-20082008-9-1
Characteristics of line post insulatorsGB/T 21206-20072008-5-1
Composite post insulators for a.c with a nominal voltage greater than 1000V---Definitions Test methods and acceptance criteriaDL/T 1048-20072007-12-1
Composite string insulator units for overhead lines with a nominal voltage greater than 1000 V—Part 2:Dimensional and electrical characteristicsGB/T 20876.2-20072007-8-1
Impulse puncture test in air on insulators for overhead linesGB/T 20642-20062007-5-1
Pin-type insulators of ceramic material for overhead telegraph linesJB/T 10584-20062006-10-11
Insulators for low voltage power lines Part 3: Insulators for low voltage wiringJB/T 10585.3-20062006-10-11
Insulators for low voltage power lines Part 2: Strain insulators for overhead power linesJB/T 10585.2-20062006-10-11
Shackle insulators for high voltage overhead linesJB/T 10586-20062006-10-11
Insulators for low voltage power lines Part 1: Insulators for low voltage overhead power linesJB/T 10585.1-20062006-10-11
Specification of porcelain element for low voltage insulatorsJB/T 10583-20062006-10-11
Insulators for low voltage power lines Part 4: Insulators for trolley overhead linesJB/T 10585.4-20062006-10-11
Application guide of insulators for overhead lines with a nominal voltage above 1000V part 2:The ceramic or glass insulators for d.c. systemsDL/T 1000.2-20062006-10-1
Application guide of insulators for overhead lines with a nominal voltage above 1000V part 1:The ceramic or glass insulators for a.c. systemsDL/T 1000.1-20062006-10-1
Composite line post insulators for a.c. overhead lines with a norminal voltage greater than 1000V -Definitions, Test methods and acceptance criteriaGB/T 20142-20062006-8-1
Test method for insulators?Part 3:Mechanical test methodsGB/T 775.3-20062006-6-1
Insulators for overhead lines with a nominal voltage above 1 000 V—Ceramic or glass insulator units for a.c. systems—Charateristics of insulator units of the cap and pin typeGB/T 7253-20052006-6-1
Test method for insulators - Part 1: General test methodsGB/T 775.1-20062006-6-1
Technical specifications of porcelain element for high voltage insulatrosGB/T 772-20052006-4-1
Insulators of ceramic or glass material overhead lines with a nominal voltage greater than 1000V -- impulse puncture tests in airDL/T 557-20052005-6-1
Code of aging cap and pin insulators inspectionDL/T 626-20052005-6-1
Artificial pollution tests on high-voltage insulators to be used on a.c.systemsGB/T 4585-20042005-2-1
Composite insulators for a.c.overhead lines with a nominal voltage greater than 1 000 V - Definitions,test methods and acceptance criteriaGB/T 19519-20042005-2-1
Insulators for overhead lines with a nominal voltage above 1 000 V - Ceramic or glass insulator units for d.c. systems - Difinitions,test methods and acceptance criteriaGB/T 19443-20042004-8-1
Cement mortar for insulatorsJB/T 4307-20042004-6-1
Technical specification of condenser porcelain bush for 126kV~500kV systemDL/T 865-20042004-6-1
Application guide of composite insulators for AC overhand lines with a nominal voltage over 1000VDL/T 864-20042004-6-1
Test method for insulators?Part 2:Electrical test methodsGB/T 775.2-20032004-2-1
Insulators for overhead lines with a nominal voltage above 1000V--Part 1: Ceramic or glass insulator units for a.c.systems--Definitions,test methods and acceptance criteriaGB/T 1001.1-20032004-2-1
Technical specification on indoor post insulators of organic material for 3.6kV up to 40.5kV high-voltage equipmentJB/T 10305-20012002-2-1
The distribution voltage along insulator string on A.C. overhead transmission line with rated voltage of 330kV and 550kVDL/T 487-20002001-1-1
Rod porcelain insulators for a.c. system traction linesGB 11030-20002000-8-1
Technical specification of high voltage bushingGB/T 4109-19992000-5-1
The Method of Radio Interference Tenston High-Voltage InsulatorsJB/T 3567-19992000-1-1
On-line condition of indoor insulators electrical partDL/T 729-20002000-1-1
Sampling Plans for High Voltage InsulatorsJB/T 3384-19992000-1-1
Technical specification of cap for cap and pin insulatorsJB/T 8178-19992000-1-1
The hot dip galvanized coating of metallic parts for insulatorsgeneral technical specificationJB/T 8177-19992000-1-1
Steel Pins of Cap and Pin InsulatorsJB/T 9677-19992000-1-1
Packet of insulatorsJB/T 9673-19992000-1-1
Steel pins for pin insulators used on overhead power and telegraph linesJB/T 8176-19992000-1-1
Ultrasonic Test for Detecting Internal Defects in CeramicJB/T 9674-19992000-1-1
High voltage post insulators of ceramic material -Part 2:Dimensions and characteristicsGB/T 8287.2-19991999-10-1
High voltage post insulators of ceramic material-Part 1: Technical specificationGB 8287.1-19981999-9-1
Application Guide of Composite Insulator for High-voltage Line JB/T 8737-19981998-11-1
Insulators for low voltage power lines part 1: Insulators for low voltage overhead power linesGB/T 1386.1-19971998-4-1
Insulators for low voltage power lines Part 4: Insulators for trolley overhead linesGB/T 1386.4-19971998-4-1
Insulators for low voltage power lines--Part 3: Insulators for low voltage wiringGB/T 1386.3-19971998-4-1
Insulators for low voltage power lines--Part 2: Strain insulators for overhead power linesGB/T 1386.2-19971998-4-1
Specification for conduit fittings for electrical installations Patrt 1: General requirementsGB/T 16316-19961997-1-1
General Technical Specifications for Air Pressure Ceramic SleevesJB/T 7844-19951996-6-1
Coupling dimensions of suspension insulators for high voltage linesGB/T 4056-19941994-12-1
Pin-type insulators of ceramic material for overhead telegraph linesGB/T 774-19931994-2-1
Butterfly insulators for high-voltage linesGB 1390-19931994-2-1
External insulation pollution classes of high-voltage electric power equipmentsGB/T 5582-19931994-2-1
Technical requirements for ceramic insulators for low voltage apparatus and distribution installationsGB/T 773-19931993-12-1
Porcelain Insulators for Electric Precipitation Ceramic Rotating ShaftsJB/T 6746.2-19931993-10-1
Technical Specification for Non-ferrous Castings Intended to Be Used in InsulatorsJB/T 5889-19911992-10-1
Raw Materials of Electrotechnical Porcelain Test Method of Physical PropertyJB/T 5893.5-19911992-10-1
General Terminology of InsulatorsJB/T 5896-19911992-10-1
Guide Rules for Use of Insulators in Polluted AreasJB/T 5895-19911992-10-1
Performance and Test Method of Glass Materials for InsulatorsJB/T 5890-19911992-10-1
Raw Materials of Electrotechnical Porcelain Chemical Analysis Method of Potash FeldsparJB/T 5893.6-19911992-10-1
Technical Specification for Ferrous Castings Intended to Be Used in InsulatorsJB/T 5891-19931992-10-1
Oil impregnated paper capacitance graded transformer bushings - Types and dimensionsGB 13027-19911992-4-1
High-voltage ceramic wall bushingsGB 12944.1-19911992-2-1
High-voltage ceramic wall bushings Dimensions and characteristicsGB 12944.2-19911992-2-1
Outdoor antipollution-type solid-core post insulators of ceramic materialGB 12744-19911991-10-1
Low voltage shunt capacitors of the self-healing typeGB/T 12747-19911991-10-1
Pin insulators of ceramic material for high voltage overhead lines-Part 2: Dimensions and characteristicsGB 1000.2-19881989-7-1
Capacitance Graded Transformer Bushings - Types and DimensionsJB/T 2376-19781979-1-1
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