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Preventive test standards of 1000kV AC electrical equipment
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GB/Z 24846-2009
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Basic data | Standard ID | GB/Z 24846-2009 (GB/Z24846-2009) | | Description (Translated English) | Preventive test standards of 1000kV AC electrical equipment | | Sector / Industry | National Standard | | Classification of Chinese Standard | F24 | | Classification of International Standard | 29.240 | | Word Count Estimation | 37,328 | | Date of Issue | 2009-11-30 | | Date of Implementation | 2010-05-01 | | Quoted Standard | GB/T 261; GB/T 264; GB/T 507; GB/T 511; GB 1094.3; GB 2536; GB/T 5654; ??GB/T 6541; GB/T 7598; GB/T 7600-1987; GB/T 7601-2008; GB/T 11023; GB/T 11142; GB/T 12022; GB/T 16434; DL/T 432; DL/T 506-1992; DL/T 664-1999; DL/T 703; DL/T 916; DL/T 917; DL/T 918; DL/T 919; DL/T 920; SD 306-1989; DIN 51353-1985; SH/T 0804-2007; ASTMD 1275-2003 | | Regulation (derived from) | ?National Standard Approval Announcement 2009 No.14 (Total No.154) | | Issuing agency(ies) | Ministry of Health of the People's Republic of China | | Summary | This standard specifies the 1 000 kV AC electrical equipment preventive project tests, methods and criteria, period. The technical guidance document applies to 1000 kV AC electrical equipment. | GBZ24846-2009: Preventive test standards of 1000kV AC electrical equipment---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Preventive test standards of 1000kV AC electrical equipments
ICS 29.240
F24
People's Republic of China national standardization of technical guidance documents
1000 犽 犞 Preventive test code for AC electrical equipment
Posted.2009-11-30
2010-05-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Directory
Foreword Ⅲ
Introduction IV
1 Scope 1
2 Normative references 1
3 Terms and definitions, symbol 2
4 General 3
5 Power Transformer and Reactor 4
6 transformer
Switchgear 17
8 casing 20
Insulator 20
10 Insulating oil and sulfur hexafluoride gas 22
Metal Oxide Arrester
12 overhead power line 25
13 Grounding device 26
Appendix A (Normative) Rated insulation level of 1000kV AC electrical equipment
Appendix B (normative) on-site contamination level 28
Appendix C (Informative) Gas-insulated metal-enclosed switchgear sophisticated test methods 29
Appendix D (normative) significant difference analysis method 31
Appendix E (Informative) (Vulnerable to Environmental Impact) Aspect Ratio Analysis of Measured Values 32
Foreword
Appendix A, Appendix B and Appendix D of this guidance document are normative appendices, and Appendix C and Appendix E are informative appendices.
This Guidance Document is proposed by China Electricity Council.
This Guidance Document is administered by China Electricity Council.
The guidance of technical documents by the State Grid Corporation of UHV Construction, UHV AC transmission standardization Technical Committee and centralized
Responsible for explaining.
The main drafting of this technical guidance document. China Electric Power Research Institute.
Participated in the drafting of the technical documents. State Grid operating company, North China Electric Power Research Institute Co., Ltd., Hubei Provincial Power
Experimental Research Institute, Shanxi Electric Power Research Institute, Henan Electric Power Research Institute.
The main drafters of this Guidance Document are Li Guangfan, Li Jinzhong, Yan Chunyu, Zhang Haiyan, Deng Chun, Jin Tao, Hu Xiaocen, Yuen Ling, Yan Dong,
Han Jinhua, Lian Jianhua, Zhang Shuqi, Liu Rui, Chen Jun.
Introduction
The development of the guidance of technical documents, in order to regulate the 1000kV AC electrical equipment preventive testing and judgment guidelines provide technical guidance,
To ensure the safe and reliable operation of equipment is of great significance.
1000 犽 犞 Preventive test code for AC electrical equipment
1 Scope
This Guidance Document specifies the items, cycles, methods and criteria for the preventive test of 1000kV AC electrical equipment.
This guideline is applicable to 1000kV AC electrical equipment.
2 Normative references
The following documents contain provisions which, through reference in this Guidance Document, become the provisions of this Guidance Note document. All dated
Reference documents, all subsequent amendments (not including errata content), or revisions do not apply to this guidance document, however, drums
Recipients of the agreement based on this guidance document are encouraged to study whether the latest versions of these documents are applicable. All undated references
The latest version of this document applies to this guidance document.
Determination of GB/T 261 flash point Pensky - Martin cup method (GB/T 261-2008, ISO 2719..2002, MOD)
GB/T 264 Petroleum products - Determination of acid value
GB/T 507 insulating oil breakdown voltage measurement method (GB/T 507-2002, eqv IEC 60156..1995)
GB/T 511 petroleum products and additives - Determination of mechanical impurities (gravimetric method)
GB 1094.3 Power Transformers Part 3. Insulation level, insulation test and external insulation air gap (GB 1094.3-2003,
IEC 60076-3..2000, MOD)
GB 2536 transformer oil (GB 2536-1990, eqv IEC 60296. 1982)
GB/T 5654 liquid insulating materials relative permittivity, dielectric loss factor and DC resistivity measurements (GB/T 5654-2007,
IEC 60247..2004, IDT)
GB/T 6541 petroleum products - Determination of oil on water interfacial tension (ring method) (GB/T 6541-1986, eqv ISO 6295. 1983)
Transformer oil - water soluble acid determination method GB/T 7598 operation
GB/T 7600-1987 Transformer oil in operation - Determination of moisture content (coulometry)
GB/T 7601-2008 Transformer oil, turbine oil moisture determination method (gas chromatography)
GB/T 11023 high-voltage switchgear gas-tight test method of sulfur hexafluoride (GB/T 11023-1989, IEC 60056. 1987;
60298..1990; 60517..1990, MOD)
GB/T 11142 insulating oil in the electric field and ionization effect of gassing (GB/T 11142-1989, ASTMD2300.
1981, NEQ)
GB/T 12022 Industrial sulfur hexafluoride (GB/T 12022-2006, IEC 60376. 1971; IEC 60376A. 1973;
IEC 60376B. 1974, MOD)
GB/T 16434 high-voltage overhead lines and power plants, substation environmental classification and external insulation selection criteria
DL/T 432 Measurement of Particle Pollution in Power Oil
Method for on - site measurement of moisture content in sulfur hexafluoride gas insulated equipment
Application guideline of infrared diagnostic technology for live equipment
Determination of gas content in insulating oil of DL/T 703 by gas chromatography
Sulfur hexafluoride gas - Determination of acidity
Determination of sulfur hexafluoride gas density
DL/T 918 Determination of hydrolysable fluoride in sulfur hexafluoride gas
DL/T 919 Determination of sulfur hexafluoride gas content of mineral oil (infrared spectrometry)
DL/T 920 sulfur hexafluoride gas, carbon tetrafluoride by gas chromatography
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