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GB/T 11032-2020: Metal-oxide surge arresters without gaps for a. c. systems
Status: Valid GB/T 11032: Evolution and historical versions
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PDF similar to GB/T 11032-2020
Basic data | Standard ID | GB/T 11032-2020 (GB/T11032-2020) | | Description (Translated English) | Metal-oxide surge arresters without gaps for a. c. systems | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K49 | | Classification of International Standard | 29.080.99 | | Word Count Estimation | 182,191 | | Date of Issue | 2020-12-14 | | Date of Implementation | 2021-07-01 | | Older Standard (superseded by this standard) | GB/T 11032-2010 | | Regulation (derived from) | National Standard Announcement No. 28 of 2020 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 11032-2020: Metal-oxide surge arresters without gaps for a. c. systems---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.
(AC gapless metal oxide arrester)
ICS 29:080:99
K49
National Standards of People's Republic of China
Replace GB/T 11032-2010
AC gapless metal oxide arrester
(IEC 60099-4:2014, Surgearresters-Part 4: Metal-oxide
2020-12-14 release
2021-07-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Table of contents
Preface Ⅶ
1 Scope 1
2 Normative references 1
3 Terms and definitions 2
4 Marking and classification 12
4:1 Lightning arrester mark 12
4:2 Lightning arrester classification 12
5 Standard ratings and operating conditions 13
5:1 Standard rated voltage 13
5:2 Standard rated frequency 13
5:3 Standard nominal discharge current 13
5:4 Operating conditions 13
6 Technical requirements 14
6:1 Insulation resistance 14
6:2 Reference voltage 14
6:3 Residual pressure 14
6:4 Partial discharge 15
6:5 Sealing performance 15
6:6 Current distribution 15
6:7 Thermal stability 15
6:8 Long-term stability 15
6:9 Thermal characteristics 15
6:10 Repeated charge transfer tolerance 15
6:11 Operating load 16
6:12 Power frequency voltage withstand time characteristics 16
6:13 Short circuit performance 16
6:14 Disconnector 16
6:15 Internal pressure equalizing parts 17
6:16 Mechanical load 17
6:17 Electromagnetic compatibility 17
6:18 End of life 17
6:19 Lightning impulse discharge capacity 18
6:20 Continuous current 18
6:21 Leakage current at 0:75 times DC reference voltage 18
6:22 High current impact resistance 18
6:23 Pollution resistance 18
6:24 Packaging, transportation and storage 18
7 Test requirements 18
7:1 Measuring equipment and accuracy 18
7:2 Sample 18
8 Type test (design test) 20
8:1 General 20
8:2 Insulation endurance test 22
8:3 Residual pressure test 23
8:4 Long-term stability test 25
8:5 Repeated charge transfer test 28
8:6 Heat dissipation characteristic test 30
8:7 Action load test 30
8:8 Power frequency voltage withstand time characteristic test 34
8:9 Disconnector test 36
8:10 Short circuit test 38
8:11 Bending load test 45
8:12 Environmental Test 47
8:13 Seal test 48
8:14 Radio interference voltage test 49
8:15 Insulation endurance test of internal components 49
8:16 Test of internal pressure equalizing parts 50
8:17 Continuous current test 51
8:18 Power frequency reference voltage test 51
8:19 DC reference voltage test 52
8:20 Leakage current test at 0:75 times DC reference voltage 52
8:21 Partial discharge test 52
8:22 Current distribution test 52
8:23 Check of unified creepage distance 52
8:24 High current impulse withstand test 52
9 Routine test, acceptance test, periodic test and sampling test 53
9:1 Routine tests 53
9:2 Acceptance test 53
9:3 Periodic tests 54
9:4 Sampling test 54
10 Composite jacket lightning arrester 54
10:1 Scope 55
10:2 Normative references 55
10:3 Terms and definitions 55
10:4 Marking and classification 55
10:5 Standard ratings and operating conditions 55
10:6 Technical requirements 55
10:7 Test requirements 56
10:8 Type test (design test) 56
10:9 Routine test, acceptance test, periodic test and sampling test 76
11 Gas-insulated metal enclosed arrester (GIS arrester) 77
11:1 Scope 77
11:2 Normative references 77
11:3 Terms and definitions 77
11:4 Identification and classification 78
11:5 Standard ratings and operating conditions 78
11:6 Technical requirements 78
11:7 Test requirements 81
11:8 Type test (design test) 81
11:9 Routine test, acceptance test, periodic test and sampling test 87
11:10 Test after site installation 88
12 Separate and uncharged shell arrester 88
12:1 Scope 88
12:2 Normative references 88
12:3 Terms and definitions 88
12:4 Marking and Classification 89
12:5 Standard ratings and operating conditions 89
12:5:4 Normal operating conditions 89
12:6 Technical requirements 89
12:6:13 Short circuit test 89
12:7 Test requirements 89
12:8 Type test (design test) 89
12:9 Routine test, acceptance test, periodic test and sampling test 95
13 Liquid immersion arrester 95
13:1 Scope 95
13:2 Normative references 95
13:3 Terms and definitions 95
13:4 Marking and classification 95
13:5 Standard ratings and operating conditions 95
13:6 Technical requirements 96
13:7 Test requirements 96
13:8 Type test (design test) 96
13:9 Routine test, acceptance test, periodic test and sampling test 102
Appendix A (informative appendix) This standard is compared with the chapter number of IEC 60099-4:2014 103
Appendix B (informative appendix) The main technical differences between this standard and IEC 60099-4:2014 and their reasons 106
Appendix C (Normative Appendix) Abnormal Operating Conditions 117
Appendix D (Normative Appendix) Typical arrester parameters 118
Appendix E (Normative Appendix) Test procedures for determining the lightning impulse discharge capability 125
Appendix F (Normative Appendix) Mechanical Test 127
Appendix G (Normative Appendix) Artificial pollution test of multi-element porcelain-coated metal oxide arresters on thermal stress 133
Appendix H (Informative Appendix) Packaging, Transportation and Storage 146
Appendix I (Normative Appendix) Thermal Equivalence Test 147
Appendix J (Informative Appendix) Aging Test Procedure-Arrhenius Law 149
Appendix K (Normative Appendix) Voltage Distribution Test 150
Appendix L (informative appendix) Guidelines for calculating the voltage distribution of arresters 152
Appendix M (Informative Appendix) Energy classification based on line discharge level and rated thermal energy based on operating load test and single repetition
Classification comparison of rated repeated transfer charge of event energy 159
Appendix N (Normative Appendix) Thermal stability test starting temperature 165
Appendix O (informative appendix) Operation load test sample parameter calculation example 166
Appendix P (Normative Appendix) Average temperature of multi-element arresters 167
Appendix Q (informative appendix) Typical information provided by inquiry and bidding 169
References 172
Figure 1 The relationship between power loss and time in the long-term stability test 25
Figure 2 Repeated charge transfer test procedure 28
Figure 3 Rated thermal energy Wth and rated thermal transfer charge Qth test procedure 31
Figure 4 Power frequency voltage withstand time characteristic test procedure (TOV test) 34
Figure 5 Examples of lightning arrester components 41
Figure 6 "Design A" lightning arrester fuse installation position legend 41
Figure 7 "Design B" lightning arrester fuse installation position legend 42
Figure 8 Arrangement for short circuit test of porcelain jacketed arrester 42
Figure 9 Arrangement for short circuit test of composite jacket arrester 62
Figure 10 For the test circuit 64 where short-circuit current is applied immediately after repeated application of pre-fault
Figure 11 Heat engine test 67
Figure 12 Arrangement of heat engine test and bending load direction 68
Figure 13 Water immersion test 69
Figure 14: Arrangement for insulation withstand test of separate arrester 91
Figure F:1 Bending load test of multi-element arrester 128
Figure F:2 Definition of mechanical load 129
Figure F:3 Arrester element 130
Figure F:4 Dimensions of the arrester 131
Figure F:5 Flow chart of bending load test procedure 132
Figure G:1 Determine the preheating temperature flow chart of the sample 135
Figure L:1 Typical three-phase arrester installation method 155
Figure L:2 Simplified multi-stage equivalent circuit of arrester 156
Figure L:3a) Simplified model of multi-element arrester 157
Figure L:3b) Different representations of equalizing ring 157
Figure L:3 The geometry of the arrester model 157
Figure L:4 An example of the volt-ampere characteristics of a resistor in the low current region at 20°C 158
Figure L:5 The voltage stress along the resistor sheet column calculated in Example B 158
Figure M:1 The relationship curve between the specific energy kJ/kV and the ratio of the surge arrester operating impulse residual voltage Ua to the rated voltage RMS Ur
(GB/T 11032-2010 Figure E:1) 160
Figure P:1 Determine the average temperature in the case of arrester elements with the same rated voltage 167
Figure P:2 Determine the average temperature in the case of arrester elements with different rated voltages 168
Table 1 Lightning arrester classification 12
Table 2 Typical recommended value of rated voltage 13
Table 3 Type test items 20
Table 4 High current impulse requirements 32
Table 5 Rated value of rated heat transfer charge Qth 33
Table 6 Test requirements for porcelain jacketed arresters 40
Table 7 Current value of short circuit test 43
Table 8 Routine test items 53
Table 9 Acceptance test items 53
Table 10 Periodic test items 54
Table 11 Sampling test items 55
Table 12 Type test items 57
Table 13 Test requirements for composite jacket arresters 61
Table 14 Routine test items 76
Table 15 Periodic test items 76
Table 16 10kA and 20kA three-phase GIS lightning arrester required withstand voltage 79
Table 17 1:5kA, 2:5kA and 5kA three-phase GIS lightning arrester required withstand voltage 79
Table 18 Type test items 81
Table 19 Routine test items 87
Table 20 Acceptance test items 87
Table 21 Type test items 90
Table 22 Type test items 96
Table A:1 Comparison of Article Numbers between this Standard and IEC 60099-4:2014 103
Table B:1 The main technical differences between this standard and IEC 60099-4:2014 and their reasons 106
Table D:1 Typical parameters of arresters for power stations and power distribution 118
Table D:2 Typical lightning arrester parameters for electrified railway 120
Table D:3 Typical Arrester Parameters for Shunt Compensation Capacitor 120
Table D:4 Typical parameters of arresters for motors 120
Table D:5 Typical low-voltage arrester parameters 121
Table D:6 Typical parameters of arresters for motor neutral point 121
Table D:7 Typical parameters of arresters for transformer neutral point 121
Table D:8 Typical line arrester parameters 122
Table D:9 Operational impulse current, rated repeated transfer charge, rated thermal energy and rated thermal transfer charge value of a typical arrester 123
Table F:1 Maximum allowable horizontal tension of arrester 127
Table G:1 Average external charge of different pollution degree 136
Table G:2 Characteristics of contamination test samples 137
Table G:3 Requirements for charge measuring devices 138
Table G:4 Requirements for temperature measuring devices 139
Table G:5 Calculated value of ΔTzmax 143
Table G:6 Salt spray test results 144
Table G:7 The calculated values of ΔTz and ϑstart in this example after 5 cycles 144
Table G:8 Calculated values of ΔTz and ϑstart in this example after 10 cycles 145
Table J:1 Minimum predicted life 149
Table J:2 The relationship between the test time at 115℃ and the equivalent time at the upper limit of ambient temperature 149
Table L:1 Results of calculation examples 155
Table M:1 Operational impulse residual voltage test current peak value (GB/T 11032-2010 table 6) 159
Table M:2 Line discharge test parameters of arresters (GB/T 11032-2010 Table 7) 160
Table M:3 Comparison between this standard and GB/T 11032-2010 classification 161
Foreword
This standard was drafted in accordance with the rules given in GB/T 1:1-2009:
This standard replaces GB/T 11032-2010 "AC Gapless Metal Oxide Lightning Arrester", compared with GB/T 11032-2010, the main
The main technical changes are as follows:
--- Added normative reference documents GB/T 3505, GB/T 11604-2015, GB/T 12022, GB/T 16422:1-2006,
GB/T 16422:2-2014, GB/T 16422:3-2014, GB/T 16927:4, GB/T 22079, GB/T 26218:1-
2010 and GB/T 26218:2-2010 (see Chapter 2);
--- The normative reference documents GB/T 775:1-2000, GB/T 775:3-2006, GB/T 6553-2003,
GB/T 17467-1998, GB/T 19519-2004, IEC 60068-2-42:2003, IEC 60815:1986, IEC 61166:
1993, CISPR16-1:1999, CISPR18-2:1986 and JB/T 7618-1994 (see Chapter 2 of the:2010 edition);
---Added the terms and definitions "Gap-free line arrester", "Resin casting jacket arrester", "Insulation base", "Mounting bracket", and "Power station category"
"Lightning arrester", "distribution-type arrester", "steep wave impulse current protection level", "lightning impulse protection level", "operational impulse protection level", "amount
Fixed repeated transfer charge", "rated thermal transfer charge", "rated thermal energy", "sine half-wave impulse current", "lightning impulse discharge", "rated short
"Circuit current", "specified long-term load", "specified short-term load" and "tensile load" (see 3:2, 3:13, 3:19, 3:20, 3:27, 3:28,
3:40, 3:42, 3:44, 3:46, 3:47, 3:48, 3:51, 3:52, 3:56, 3:76, 3:77, 3:80) (see Chapter 3);
--- Deleted the terms and definitions "Maximum Allowable Workload", "Maximum Allowable Dynamic Workload" and "Allow Static Workload" (see
Chapter 3 of the:2010 edition);
---Modified the classification of arresters (see Table 1, Table 1 of the:2010 edition);
---Added the requirements for repeated transfer charge tolerance and internal voltage equalization components (see 6:10, 6:15);
--- Deleted the long-duration current impulse tolerance requirements (see 6:8 in the:2010 edition);
---Increase the requirement of arrester proportional unit (see 7:2:2);
---Added repeated transfer charge test, internal component insulation withstand test and internal voltage equalization component test (see 8:5, 8:15, 8:16);
---Modified the action load test, power frequency voltage withstand time characteristic test and bending load test (see 8:7, 8:8, 8:11,:2010
Version 8:5, Appendix D, 8:9);
--- Deleted the long continuous current impulse withstand test (see 8:4 in the:2010 edition);
---Modified the bending load test, weathering test and tensile load test of composite jacket arrester (see 10:8:11, 10:8:24,
10:8:25,:2010 version 10:8:9, 10:8:14, 10:8:15);
--- Deleted the moisture immersion test of the arrester (see 10:8:13 of the:2010 edition);
---The standard appendix "Voltage Distribution Test" "Energy classification based on line discharge level and the amount based on operating load test"
Classification comparison of rated repetitive transfer charge between constant heat energy and repetitive single event energy ""Thermal stability test starting temperature""Action
Load test sample parameter calculation example” and “average temperature of multi-element arrester” (see Appendix K, Appendix M, Appendix N, Appendix O,
Appendix P);
---Modified the thermal equivalence test (see Appendix I, see Appendix B of the:2010 edition);
--- Deleted the standard appendix "Requirements for surge arresters for voltage range 1kV~52kV strong lightning loads" and "Verify the power frequency voltage of arresters
"Withstand time characteristic test procedure" "Guide for the selection of line discharge level" "Typical circuit for high current impulse action load test"
"Typical circuit of a distributed constant generator for long-duration impulse current withstand test" and "artificial pollution test method"
(See Appendix C, Appendix D, Appendix E, Appendix H, Appendix I and Appendix O of the:2010 edition):
This standard uses the redrafting method to modify and adopt IEC 60099-4:2014 ``Lightning Arrester Part 4: AC Gapless Metal Oxide Avoidance
Minecraft:
Compared with IEC 60099-4:2014, this standard has many adjustments in structure: Appendix A lists this standard and IEC 60099-4:
The:2014 chapter number change comparison list:
Compared with IEC 60099-4:2014, there are technical differences between this standard and the corresponding technical differences and their reasons in Appendix B:
List:
This standard has made the following editorial changes:
---In order to be consistent with my country's technical standard system, the standard name was revised to ``AC Gapless Metal Oxide Lightning Arrester'';
---According to the order of the appendix in the main text, the position of the appendix has been adjusted:
Please note that certain contents of this document may involve patents: The issuing agency of this document is not responsible for identifying these patents:
This standard was proposed by China Electrical Equipment Industry Association:
This standard is under the jurisdiction of the National Lightning Arrester Standardization Technical Committee (SAC/TC81):
Drafting organizations of this standard: Xi'an Xidian Lightning Arrester Co:, Ltd:, Xi'an High Voltage Apparatus Research Institute Co:, Ltd:, China Electric Power
Research Institute Co:, Ltd:, National Quality Supervision and Inspection Center for Insulator Arresters, Xi’an Jiaotong University, China Southern Power Grid Research Institute Co:, Ltd:
Ren company, CLP Purui Power Engineering Co:, Ltd:, Gansu Electric Apparatus Research Institute, State Grid Sichuan Electric Power Research Institute, Guangdong
Electric Power Research Institute of Power Grid Co:, Ltd:, State Grid Shaanxi Electric Power Research Institute, Tsinghua University, Yunnan Power Grid Co:, Ltd:
Served as the company’s Electric Power Research Institute, China Power Engineering Consulting Group Southwest Electric Power Design Institute Co:, Ltd:, Xi’an Shendian Electric Co:, Ltd:, Fu
Shundian Porcelain Manufacturing Co:, Ltd:, Dalian Fafuan Electric Co:, Ltd:, Pinggao Toshiba (Langfang) Lightning Arrester Co:, Ltd:, Golden Crown Electric Co:, Ltd
Company, Xiamen ABB Arrester Co:, Ltd:, Evergrande Electric Co:, Ltd:, Wenzhou Yikun Electric Co:, Ltd:, Ningbo Zhenhai Guochuang High Voltage
Co:, Ltd:, Nanyang Zhongwei Electric Co:, Ltd:, State Grid Hubei Electric Power Company Electric Power Research Institute, State Grid Liaoning Electric Power Co:, Ltd:
Electric Power Research Institute, Shanghai Electric Porcelain Factory Co:, Ltd:, Zhejiang Yonggu Cable Accessories Co:, Ltd:, Dalian North Lightning Arrester Co:, Ltd:
The main drafters of this standard: He Jimou, Wang Jiansheng, Wang Baoshan, Huang Yong, Tian Enwen, Xiong Yi, Zhang Boyu, Zhu Jiaxi, Guo Jie, He Jinliang,
Mi Pu, Li Fan, Shi Weidong, Sun Quan, Zhang Yimin, Cai Hansheng, Che Wenjun, Meng Pengfei, Cui Tao, Jia Lei, Rao Zhangquan, Han Yanhua, Xie Qingyun, Ma Yutang,
Hu Xiao, Jia Dongxu, Tang Xiaozhong, Fan Li, Song Jijun, Xu Xueting, Zhao Dongyi, Liu Fei, Zhang Suolong, Li Xiangjun, Liu Bin, Deng Wanting, Zhong Yafeng:
The previous versions of the standard replaced by this standard are as follows:
---GB 11032-1989, GB 11032-2000, GB/T 11032-2010:
AC gapless metal oxide arrester
1 Scope
This standard specifies the marking and classification, standard rating and operation of AC gapless metal oxide arresters (hereinafter referred to as arresters)
Conditions, technical requirements and test methods, etc:
This standard applies to gapless metal oxide arresters designed to limit transient overvoltages in AC power systems:
2 Normative references
The following documents are indispensable for the application of this document: For dated reference documents, only the dated version applies to this article
Pieces: For undated references, the latest version (including all amendments) applies to this document:
GB/T 311:1 Insulation coordination Part 1: Definitions, principles and rules (GB/T 311:1-2012, IEC 60071-1:2006,
MOD)
GB/T 311:2-2013 Insulation coordination Part 2: Guidelines for use (IEC 60071-2:1996, MOD)
GB/T 2423:17-2008 Environmental testing of electric and electronic products Part 2: Test method Test Ka: Salt spray (IEC 60068-
2-11:1981, IDT)
GB/T 2423:22-2012 Environmental Test Part 2: Test Method Test N: Temperature Change (IEC 60068-2-14:
2009, IDT)
GB/T 2900:12-2008 Electrical terminology lightning arrester, low-voltage surge protector and components
GB/T 2900:19-1994 Electrical terminology high-voltage test technology and insulation coordination
GB/T 3505 Product Geometric Technical Specification (GPS) Surface Structure Profile Method Terms, Definitions and Surface Structure Parameters (GB/T 3505-
2009, ISO 4287:1997, IDT)
GB/T 3906-2020 3:6kV~40:5kV AC metal-enclosed switchgear and control equipment (IEC 62271-200:2011,
MOD)
GB/T 7354 High Voltage Test Technology Partial Discharge Measurement (GB/T 7354-2018, IEC 60270:2000, MOD)
GB/T 7674-2020 Gas-insulated metal enclosed switchgear with a rated voltage of 72:5kV and above (IEC 62271-203:2011,
MOD)
GB/T 8905 Guidelines for Gas Management and Detection in Electrical Equipment of Sulfur Hexafluoride
GB/T 11023-2018 High-voltage switchgear sulfur hexafluoride gas tightness test method
GB/T 11604-2015 High-voltage electrical equipment radio interference test method (IEC /T RCISPR18-2:2010, MOD)
GB/T 12022 Industrial sulfur hexafluoride
GB/T 16422:1-2006 Plastic Laboratory Light Source Exposure Test Method Part 1: General (ISO 4892-1:1999,
IDT)
GB/T 16422:2-2014 Plastic laboratory light source exposure test method Part 2: Xenon arc lamp (ISO 4892-2:2006,
IDT)
GB/T 16422:3-2014 Plastic laboratory light source exposure test method Part 3: Fluorescent ultraviolet lamp (ISO 4892-3:
2006, IDT)
GB/T 16927:1 High Voltage Test Technology Part 1: General Definition and Test Requirements (GB/T 16927:1-2011,
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