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GB/T 22079-2019HV polymeric insulators for indoor and outdoor use - General definitions, test methods and acceptance criteria (English PDF)

户内和户外用高压聚合物绝缘子一般定义、试验方法和接收准则

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

December 10, 2019

Implementation date

July 1, 2020

Scope

GB/T 22079-2019 is the English-translated version of 户内和户外用高压聚合物绝缘子一般定义、试验方法和接收准则.

GB/T 22079-2019 is the Chinese standard "HV polymeric insulators for indoor and outdoor use - General definitions, test methods and acceptance criteria". Its scope clause reads: This standard specifies common test classifications and test methods for polymer insulator design tests, as well as acceptance or non-conformance when applicable.

Guidelines. These tests and guidelines are to ensure a satisfactory use of the insulator under normal operating and environmental conditions (see Chapter 5). life.

This standard defines the general term for polymer insulators. This standard should be used in conjunction with relevant product standards. This standard applies to polymer insulators composed of one or more organic materials.

These polymer insulators contain solid And hollow insulators, used in high-voltage overhead lines of AC and DC systems, indoor and outdoor equipment.

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Document preview — GB/T 22079-2019

National Standard of the People's Republic of China

ICS: 29.080.10
Classification: K 48
Replacing: GB/T 22079-2008

Issued by: State Administration for Market Regulation, China National Standardization Administration

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Patterns and logos
5 Ambient conditions
6 Transport, storage and installation information
7 Test classification
7.1 Design test
7.2 Type test
7.3 Sampling test
7.4 Test one by one
8 General requirements for insulator samples
9 Design test
9.1 General
9.2 Interface and end fitting connection test
9.2.1 General
9.2.2 Sample
9.2.3 Reference voltage and temperature for verification test
9.2.4 Reference dry power frequency test
9.2.5 Product pre-stressing
9.2.6 Water immersion prestressing
9.2.7 Verification test
9.3 Umbrella cover material and umbrella test
9.3.1 Hardness test
9.3.2 1000h UV light test
9.3.3 Tracking and erosion test-1000h salt spray test-Procedure
9.3.4 Flammability test
9.3.5 Electric tracking resistance and erosion test of umbrella cover material
9.3.6 Hydrophobicity test of composite insulators (suitable for silicone rubber umbrella cover materials)
9.4 Core material test
9.4.1 Dye penetration test
9.4.2 Water diffusion test
Appendix A (informative appendix) This standard and IEC 62217..2012 chapter number comparison list
Appendix B (informative) List of technical differences between this standard and IEC 62217..2012 and their causes
Appendix D (informative) Test recommendation table
Appendix E (Informative) Explanation of Design Test Category Concepts
References

1 Scope

This standard specifies common test classifications and test methods for polymer insulator design tests, as well as acceptance or non-conformance when applicable.

Guidelines. These tests and guidelines are to ensure a satisfactory use of the insulator under normal operating and environmental conditions (see Chapter 5).

life.

This standard defines the general term for polymer insulators.

This standard should be used in conjunction with relevant product standards.

This standard applies to polymer insulators composed of one or more organic materials. These polymer insulators contain solid

And hollow insulators, used in high-voltage overhead lines of AC and DC systems, indoor and outdoor equipment.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article

Pieces. For undated references, the latest version (including all amendments) applies to this document.

GB/T 531.1 Test method for indentation hardness of vulcanized rubber or thermoplastic rubber Part 1. Shore hardness tester (Shore hardness) (GB/T 531.1-2008, ISO 7619-1..2004, IDT)

GB/T 2423.17 Environmental test for electric and electronic products Part 2. Test method Test Ka. Salt spray (GB/T 2423.17-

2008, IEC 60068-2-11. 1981, IDT)

GB/T 2900.8-2009 Insulators for electrical terms (IEC 60050-471..2007, IDT)

GB/T 3505 Product Geometry Technical Specification (GPS) Terms, Definitions and Surface Structure Parameters of Surface Structure Profile Method (GB/T 3505-2009, ISO 4287..1997, IDT)

GB/T 4585-2004 Artificial pollution test for high-voltage insulators for AC systems (IEC 60507..1991, IDT)

GB/T 4796 Classification of environmental conditions Part 1. Environmental parameters and their severity (GB/T 4796-2017, IEC 60721-1.

(2002, IDT)

GB/T 5169.16 Fire hazard test for electric and electronic products Part 16. Test flame 50W horizontal and vertical flame test method

Law (GB/T 5169.16-2017, IEC 60695-11-10..2003, IDT)

GB/T 6062 Nominal characteristics of geometrical technical specifications (GPS) surface structure contour method contact (stylus) instrument (GB/T 6062-2009, ISO 3274..1996, IDT)

GB/T 6553-2013 Test method for assessing the resistance to electrical tracking and erosion of electrical insulation materials used under severe environmental conditions (IEC 60587. 1984, IDT)

GB/T 16422.2 Test methods for exposure of plastic laboratory light sources. Part 2. Xenon arc lamps (GB/T 16422.2-2014, (ISO 4892-2..2006, IDT)

GB/T 16927.1 High-voltage test technology Part 1. General definition and test requirements (GB/T 16927.1-2011, (IEC 60060-1..2010, MOD)

GB/T 24622-2009 Guidelines for measuring the wettability of insulator surfaces (IEC 62073..2003, IDT)

GB/T 26218.1 Selection and sizing of high-voltage insulators used in contaminated conditions. Part 1. Definitions, information and general

Principle (GB/T 26218.1-2010, IEC /T S60815-1..2008, MOD)

GB/T 2694 | DL/T 1000.1 | DL/T 1000.3 | GB/T 44179 | GB/T 24622 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 51 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 7619 · IEC 60068 · IEC 60050 · ISO 4287 · IEC 60507 · IEC 60721 · IEC 60695 · ISO 3274 · IEC 60587 · ISO 4892 · IEC 60060 · IEC 62073

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