GB/T 28547: Evolution and historical versions
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Selection and application recommendations of metal oxide surge arresters for a. c. systems
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Selection and application recommendations of metal oxide surge arresters for a.c. systems
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Basic data | Standard ID | GB/T 28547-2023 (GB/T28547-2023) | | Description (Translated English) | Selection and application recommendations of metal oxide surge arresters for a. c. systems | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K49 | | Classification of International Standard | 29.080.99 | | Word Count Estimation | 198,193 | | Date of Issue | 2023-12-28 | | Date of Implementation | 2024-04-01 | | Older Standard (superseded by this standard) | GB/T 28547-2012 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 28547-2023: Selection and application recommendations of metal oxide surge arresters for a. c. systems
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ICS 29:080:99
CCSK49
National Standards of People's Republic of China
Replace GB/T 28547-2012
Guidelines for Selection and Use of AC Metal Oxide Surge Arresters
recommendations, MOD)
Published on 2023-12-28
2024-04-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration Committee
Table of contents
PrefaceⅨ
1 Scope 1
2 Normative references 1
3 Terms and Definitions 2
4 General rules for arrester application 12
5 Basics and applications of lightning arresters 13
5:1 Development process of overvoltage protection equipment 13
5:2 Different designs and types of surge arresters and their electrical and mechanical properties13
5:2:1 Overview 13
5:2:2 Gapless metal oxide arrester in compliance with GB/T 11032-202014
5:2:3 Metal oxide arrester with internal series gap (GB/T 28182) 22
5:2:4 Out-of-band gap arrester (GB/T 32520) 24
5:2:5 Application of lightning arrester 27
6 Insulation coordination and arrester selection 40
6:1 Introduction 40
6:2 Insulation coordination 40
6:2:1 Overview 40
6:2:2 Insulation coordination procedures 40
6:2:3 Overvoltage 41
6:2:4 Line insulation coordination: arrester application principles 45
6:2:5 Substation insulation coordination: arrester application principles 49
6:2:6 Research on insulation coordination 53
6:3 Selection of lightning arrester 54
6:3:1 Overview 54
6:3:2 General steps for arrester selection 55
6:3:3 Selection of line lightning arrester (LSA) 67
6:3:4 Selection of lightning arresters for cable protection 78
6:3:5 Selection of lightning arresters for distribution systems---Special aspects 79
6:3:6 Application and coordination of disconnector 80
6:3:7 Selection of UHV arrester 82
6:4 Normal and abnormal operating conditions 84
6:4:1 Normal operating conditions 84
6:4:2 Abnormal operating conditions 84
7 Special purpose lightning arresters86
7:1 Lightning arrester for transformer neutral point 86
7:1:1 General 86
7:1:2 Neutral point overvoltage protection of fully insulated transformer 87
7:1:3 Graded insulation transformer neutral point overvoltage protection 87
7:2 Phase-to-phase surge arrester 87
7:2:1 General 87
7:2:2 Six-phase arrester arrangement 87
7:2:3 Four-phase arrester (star connection) arrangement 89
7:3 Lightning arresters for rotating electrical machines 89
7:4 Parallel connection of multiple arresters 89
7:4:1 General 89
7:4:2 Combined use of different types of arresters90
7:5 Lightning arresters for protecting parallel capacitor banks 90
7:6 Lightning arrester for protecting series compensation capacitor bank 92
8 Asset management of lightning arresters 92
8:1 Overview 92
8:2 Management of lightning arresters 92
8:2:1 Asset database 92
8:2:2 Technical parameters 92
8:2:3 Critical spare parts 93
8:2:4 Transport and storage 93
8:2:5 Debugging 93
8:3 Maintenance93
8:3:1 General 93
8:3:2 Dirty arrester jacket 94
8:3:3 Coating of arrester jacket 94
8:3:4 Inspection of the disconnector 94
8:3:5 Line arrester 94
8:4 Performance and diagnostic tools 94
8:5 End of life95
8:5:1 General principles 95
8:5:2 GIS arrester 95
8:6 Disposal and recycling 95
Appendix A (informative) Arrester modeling method for studying insulation coordination and energy requirements96
Appendix B (informative) Method for determining temporary overvoltage due to ground fault 99
Appendix C (informative) Typical parameters required for arrester selection 102
Appendix D (informative) Typical installation methods of arrester protection 104
Appendix E (informative) Reduce the steepness of the intrusion wave by adding line terminal impulse capacitors 117
Appendix F (informative) Accumulated charge and energy of arrester during line operation 126
Appendix G (informative) Typical arrester parameters 154
Appendix H (informative) 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 Charges for Event Energy 160
Appendix I (informative) Diagnosis of metal oxide arresters in operation 166
Reference 183
Figure 1 Schematic diagram of three mechanical columns/one electrical column (middle) and single column design (left) and three mechanical columns/one electrical column current path (right)18
Figure 2 Typical separate and shell-less surge arresters19
Figure 3 Internal gap metal oxide arrester design 23
Figure 4: Typical appearance of EGLA with insulator and protective gap24
Figure 5 Typical layout of 500kV arrester28
Figure 6 Example of high-voltage arrester with voltage equalizing ring and corona ring29
Figure 7 Lightning arrester installed on the bracket and arrester suspended on the steel structure 30
Figure 8 Outline drawing and installation diagram of the monitor or counter30
Figure 9 Installation of arrester without grounding grid (power distribution system) 31
Figure 10 Installation of arrester with grounding grid (for high voltage substation) 31
Figure 11 Method for determining mechanical load of arrester 33
Figure 12 Distribution arrester with disconnector and insulating bracket 34
Figure 13 Examples of good and poor grounding principles for distribution arresters35
Figure 14 Single-circuit linear tower side phase conductor installation above 37
Figure 15 Single-circuit linear tower side phase conductor outer installation 37
Figure 16 Single-circuit linear tower side phase conductor installation below 38
Figure 17 Single-circuit tension tower side phase conductor installation below 38
Figure 18 Installation below the double-circuit linear three-phase conductor on the same tower - insulator gap 39
Figure 19 Typical overvoltage and duration under different grounding systems41
Figure 20 Arrester volt-ampere characteristics 43
Figure 21 Direct lightning strike conductor model 47 when equipped with line arrester
Figure 22 Direct lightning strike phase conductor model 48 when equipped with overhead ground wire or pole tower with line arrester 48
Figure 23 Typical steps for selecting arresters for insulation coordination54
Figure 24 Arrester selection standard flow chart 56
Figure 25 Power frequency voltage withstand time characteristics of the arrester (power frequency voltage withstand time characteristics of the arrester given as a multiple of the rated voltage,
Tr=U/Ur) 59
Figure 26 Flowchart for selecting NGLA 69
Figure 27 Flowchart for selecting a gapped line arrester 73
Figure 28 Appropriate fault factors and continuous operating voltage of arresters for different grounding structures80
Figure 29 Typical phase-to-earth and phase-to-phase connected surge arresters 88
Figure A:1 Typical installation diagram of arrester 96
Figure A:2 Residual voltage increases with the decrease of current apparent wave front time Figure 97
Figure A:3 Arrester model for insulation coordination analysis - fast wave front overvoltage and precalculation (selection 1) 97
Figure A:4 Arrester model for insulation coordination analysis - fast wave front overvoltage and precalculation (option 2) 98
Figure A:5 Arrester model for insulation coordination analysis - slow wave front overvoltage 98
Figure B:1 When R1/X1=R1=0, the relationship between ground fault factor k and X0/X199
Figure B:2 When R1=0 and the ground fault factor k is different constant, the relationship between R0/X1 and X0/X1 is 100
Figure B:3 When R1=0:5X1 and the ground fault factor k is a different constant, the relationship between R0/X1 and X0/X1 100
Figure B:4 When R1=X1 and the ground fault factor k is a different constant, the relationship between R0/X1 and X0/X1100
Figure B:5 When R1=2X1 and the ground fault factor k is a different constant, the relationship between R0/X1 and X0/X1101
Figure D:1 Incoming line protection wiring of 35kV~110kV substation 104
Figure D:2 Substation incoming line protection wiring with cable segments of 35kV and above 104
Figure D:3 Arrester protection wiring of autotransformer 105
Figure D:4 Protection wiring for lightning intrusion wave overvoltage of 6kV and 10kV distribution devices 106
Figure D:5 Arrester protection of parallel capacitor compensation device 106
Figure D:6 GIS substation protection without cable section incoming line 108
Figure D:7 GIS substation protection wiring with cable segment incoming line 109
Figure D:8 Simple protection wiring of 3150kV·A~5000kV·A 35kV substation 109
Figure D:9 Simple protection wiring for substations less than 3150kV·A 109
Figure D:10 Simple protection wiring of branch substation less than 3150kV·A110
Figure D:11 Protection wiring of 25000kW~60000kW rotating motor 111
Figure D:12 Protection wiring of 6000kW~25000kW (excluding 25000kW) rotating motors 111
Figure D:13 Protection wiring of 1500kW~6000kW (excluding 6000kW) rotating motors 111
Figure D:14 Protection wiring of rotating electrical machines of 6000kW and below or rotating electrical machines of traction stations 111
Figure D:15 Schematic diagram of the installation method of single-circuit linear tower pure air gap line arrester 114
Figure D:16 Schematic diagram of the installation method of double-circuit linear tower pure air gap line arrester 114
Figure D:17 Schematic diagram of seated installation method of single-circuit linear tower (common in 500kV and above) pure air gap line arrester114
Figure D:18 Schematic diagram of installation method of lightning arrester for single-circuit linear tower with insulator gap line 115
Figure D:19 Schematic diagram of installation method of lightning arrester for double-circuit linear tower with insulator gap line 115
Figure D:20 Schematic diagram of installation method of double-circuit tension tower (internal suspension) line arrester with insulator gap115
Figure D:21 Schematic diagram of installation method of double-circuit tension tower (external suspension) line arrester with insulator gap 116
Figure D:22 Schematic diagram of installation method of arrester for line with insulator gap on single-circuit linear tower (common in 500kV and above) 116
Figure D:23 Schematic diagram of the installation method of lightning arrester for double-circuit tension towers (common in 500kV and above) lines with insulator gaps116
Figure E:1 Impact voltage waveforms at different distances from the fault point (0,0km) due to corona influence 118
Figure E:2 Calculation example 1: EMTP model: Thevenin equivalent power supply, transmission line (Z, c), substation bus (Z, c) and
Capacitor (Cs) 122
Figure E:3 Calculation Example 2: Capacitor voltage U(t)=2:0×Usurge× 1-e-[ when charging through line Z
Z×C] 122
Figure E:4 EMTP model 123
Figure E:5 Simulation results of impulse voltage at the substation bus123
Figure E:6 Impulse voltage simulation results at the transformer 124
Figure E:7 EMTP model 124
Figure E:8 Simulation results of impulse voltage at the substation bus125
Figure E:9 Simulation results of impulse voltage at the transformer 125
Figure F:1 Simple circuit for arrester line discharge calculation and testing according to IEC 60099-4:2009127
Figure F:2 Arrester linear equation over typical line operating current range (voltage values shown are for use on 500kV systems
Lightning arrester with rated voltage 444kV) 127
Figure F:3 Illustration of linearized line closing conditions and arrester characteristics 129
Figure F:4 2% slow wave front overvoltage range at the receiving end due to line closing and reclosing 131
Figure F:5 Discharge voltage of level 2 and level 3 arresters calculated by EMTP simulation: Ups2, Ups3 (V×105) 133
Figure F:6 Discharge current of level 2 and level 3 arresters calculated by EMTP simulation: Ips2, Ips3 (A) 133
Figure F:7 Accumulated charges of level 2 and level 3 arresters calculated by EMTP simulation: Qrs2, Qrs3(C) 134
Figure F:8 Cumulative absorbed energy of level 2 and level 3 arresters calculated by EMTP simulation: Ws2 and Ws3 (kV/kJUr) 134
Figure F:9 Typical line reclosing simulation network 135
Figure F:10 Typical 550kV line reclosing operation overvoltage distribution along the line (line length 480km) 136
Figure F:11 Relationship between IEC LD transfer charge Qrs and arrester protection ratio 137
Figure F:12 Relationship between IEC LD conversion operating energy Wth and arrester protection ratio 137
Figure F:13 Ups(V×105) simulation waveform in 145kV system 142
Figure F:14 145kV system Ips(A) simulation waveform 142
Figure F:15 1145kV system accumulated charge (Qrs) (C) simulation waveform 143
Figure F:16 145kV system cumulative energy (Ws) (kJ/kV-Ur) simulation waveform 143
Figure F:17 Ups(V×105) simulation waveform in 245kV system 144
Figure F:18 245kV system Ips(A) simulation waveform 144
Figure F:19 245kV system accumulated charge (Qrs) (C) simulation waveform 145
Figure F:20 245kV system cumulative energy (Ws) (kJ/kV-Ur) simulation waveform 145
Figure F:21 Ups(V×105) simulation waveform in 362kV system 146
Figure F:22 362kV system Ips(A) simulation waveform 146
Figure F:23 362kV system accumulated charge (Qrs) (C) simulation waveform 147
Figure F:24 362kV system cumulative energy (Ws) (kJ/kV-Ur) simulation waveform 147
Figure F:25 Ups(V×105) simulation waveform in 420kV system 148
Figure F:26 420kV system Ips(A) simulation waveform 148
Figure F:27 420kV system accumulated charge (Qrs) (C) simulation waveform 149
Figure F:28 420kV system cumulative energy (Ws) (kJ/kV-Ur) simulation waveform 149
Figure F:29 Ups(V×105) simulation waveform 150 in 550kV system
Figure F:30 550kV system Ips(A) simulation waveform 150
Figure F:31 550kV system accumulated charge (Qrs) (C) simulation waveform 151
Figure F:32 550kV system cumulative energy (Ws) (kJ/kV-Ur) simulation waveform 151
Figure F:33 Ups(V×105) simulation waveform in domestic 550kV system 152
Figure F:34 Ips(A) simulation waveform in domestic 550kV system 152
Figure F:35 Domestic 550kV system accumulated charge (Qrs) (C) simulation waveform 153
Figure F:36 Domestic 550kV system cumulative energy (Ws) (kJ/kV-Ur) simulation waveform 153
Figure H:1 Relationship curve between specific energy kJ/kV and the ratio of surge arrester operating impulse residual voltage Ua and rated voltage effective value Ur
(GB/T 11032-2010 Figure E:1) 161
Figure I:1 Chapter structure of this appendix 166
Figure I:2 Typical continuous current of metal oxide resistors under laboratory conditions 167
Figure I:3 Typical continuous current of arrester 167
Figure I:4 Typical volt-ampere characteristic curve of metal oxide resistor 168
Figure I:5 Effect of voltage at 20°C 168
Figure I:6 Effect of temperature under continuous operating voltage 169
Figure I:7 Effect of increasing resistive current on full current 171
Figure I:8 Typical lightning arrester intelligent monitoring system principle 172
Figure I:9 Considering the capacitance and volt-ampere characteristics of various resistors, the different phase differences of the third harmonic of the system voltage have different effects on the third harmonic of the continuous current:
Impact of harmonic evaluation errors 173
Figure I:10 Functional diagram of portable special testing equipment for lightning arresters174
Figure I:11 Residual current after capacitive current compensation at continuous operating voltage Uc 174
Figure I:12 Continuous current sampling method 175
Figure I:13 Typical information corrected to “standard” operating voltage conditions 176
Figure I:14 Typical information corrected to “standard” ambient temperature conditions176
Figure I:15 UHF partial discharge detection principle diagram 177
Figure I:16 UHF partial discharge detection system block diagram 177
Figure I:17 UHF local detection point layout and 500kVGIS substation site 178
Figure I:18 UHF local detection PRPD and PRPS maps at each deployment point 178
Figure I:19 Phase A, B, and C ultra-high frequency partial discharge detection at position ⑥179
Figure I:20 Time domain signal diagram of measuring the discharge source at three test points ④, ⑤ and ⑥180
Table 1 Maximum allowable horizontal tension of arrester 32
Table 2 Typical overvoltages that may occur in power systems42
Table 3 Typical arrester parameters for power stations59
Table 4 Lightning arrester classification 63
Table 5 Definition of A in various overhead lines [applicable to formulas (14 and 15)] 67
Table 6 Electrical parameters of typical gapped arrester body 74
Table 7 Typical value of current impulse withstand test of the arrester body with gap 75
Table 8 Insulator flashover probability calculated by formula (22)76
Table 9 Recommended values for lightning impulse discharge voltage and operating wet withstand voltage performance of gapped arresters 77
Table 10 Main technical parameters of metal oxide arrester for 1000kV substation 82
Table C:1 Gapless arrester selection parameters 102
Table C:2 EGLA selection parameters 102
Table D:1 Maximum electrical distance between arrester and main transformer 105
Table D:2 Maximum electrical distance from arrester to 6kV~10kV main transformer 106
Table D:3 Continuous operating voltage and rated voltage of arrester 107
Table D:4 Rated withstand voltage of power transformer, high voltage shunt reactor neutral point and its grounding reactor107
Table E:1 Effect of Cs on intrusion wave steepness reduction coefficient fs and steepness Sn 120
Table E:2 Changes in matching withstand voltage Ucw121
Table F:1 Typical arrester operating (Ups-Ips) characteristics 127
Table F:2 Typical line wave impedance (Zs) for single conductors and split conductors 130
Table F:3 Typical line wave impedance of overhead lines of various voltage levels in my country (Zs) 130
Table F:4 Line parameters used in IEC 60099-4:2009 line discharge level test131
Table F:5 According to the line discharge test parameters specified in IEC 60099-4:2009, for different system voltages and arrester ratings
Determine the line wave impedance and expected operating overvoltage 132
Table F:6 uses the basic parameters in Table F:4 for calculation by simplified method and EMTP simulation method 132
Table F:7 Calculation using simplified method132
Table F:8 EMTP simulation calculation results 133
Table F:9 Calculation results using different methods for different system voltages and arrester selections140
Table G:1 Typical arrester parameters for power stations and distribution (GB/T 11032-2020) 154
Table G:2 Typical arrester parameters for electrified railways (GB/T 11032-2020) 156
Table G:3 Typical arrester parameters for parallel compensation capacitors (GB/T 11032-2020) 156
Table G:4 Typical arrester parameters for motors (GB/T 11032-2020) 156
Table G:5 Typical low-voltage arrester parameters (GB/T 11032-2020) 157
Table G:6 Typical arrester parameters for motor neutral point (GB/T 11032-2020) 157
Table G:7 Typical arrester parameters for transformer neutral point (GB/T 11032-2020) 157
Table G:8 Typical line arrester parameters (GB/T 11032-2020) 158
Table G:9 EGLA discharge voltage performance (GB/T 32520) 158
Table G:10 Typical SVU electrical parameters (GB/T 32520) 159
Table H:1 Current peak value of operating impulse residual voltage test (GB/T 11032-2010 Table 6) 160
Table H:2 Arrester line discharge test parameters (GB/T 11032-2010 Table 7) 161
Table H:3 Comparison between this document and GB/T 11032-2010 classification 162
Table I:1 Summary of diagnostic methods for operating arresters 181
Table I:2 Methods and characteristics of on-site measurement of resistive current 181
Foreword
This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents"
Drafting:
This document replaces GB/T 28547-2012 "Guidelines for the Selection and Use of AC Metal Oxide Surge Arresters" and is consistent with GB/T 28547-2012
In comparison, in addition to structural adjustments and editorial changes, the main technical changes are as follows:
---Added terms and definitions "gap metal oxide arrester", "DC reference voltage", "DC reference current", "rated repeated rotation"
Transfer charge", "Rated thermal transfer charge", "Rated thermal energy", "Pressure relief device", "Rated short-circuit current", "Tensile load", "Operating impulse"
"striking current" (see 3:12, 3:27:2, 3:28:2, 3:37, 3:38, 3:39, 3:42, 3:43, 3:59, 3:69), deleted "metal with gaps"
"Oxide arrester" (see D:14 of the:2012 edition);
---Changed the expression of "Scope I, Scope II" and changed "system nominal voltage" to "equipment maximum voltage" (see Section 4
Chapter,:2012 edition 1:3);
---Added the introduction of rated repeated transfer charge, rated thermal energy, and rated thermal transfer charge amount, and used these to replace line discharge
and long duration impulse current (see 5:2:2,:2012 edition 2:2:1:2);
---Changed the definitions and test methods of long-term load and short-term load (see 5:2:5:4:3,:2012 edition 2:3:1:6);
---Added EGLA installation location selection, installation method and schematic diagram (see 5:2:5:6:1);
---Deleted the content related to the "Y-type design" of the out-of-band series gap arrester (see 5:2:4:2:1 and 5:2:4:2:3,:2012 edition
2:2:3:2,2:2:3:2:2);
---Added illustrations and descriptions of typical overvoltage and duration under different grounding systems (see 6:2:3:1,:2012 edition 3:2:2);
---Added the introduction of rated repeated transfer charge, rated thermal energy, and rated thermal charge, and replaced the line discharge level with these
Selection and relevant content of lightning energy and energy of arrester under operating overvoltage (see 6:3:2,:2012 edition 3:3:1);
--- Added examples of arrester classification and arrester nominal discharge current selection and calculation (see 6:3:2:3);
---Added the calculation principle of adding a capacitor at the line end or substation entrance to reduce the steepness of the intruding wave (see 6:3:2:7);
---Added the selection principles for the installation location of gapped arresters (see 6:3:3:3:5:2);
---Changed Table 9 "Recommended values for lightning impulse discharge voltage and operating wet withstand voltage performance of gapped arresters" (see 6:3:3:3:4
Table 9,:2012 version 3:3:4:3:9 Table 10);
---Deleted the relevant content on line discharge level and long-duration impulse current tolerance (see:2012 edition 2:2:1:7:6, 2:2:3:2);
--- Added examples and instructions applicable to domestic voltage levels (see 6:3:2:3, Appendix D, Appendix F);
---Changed the contents related to the disconnector (see 6:3:6,:2012 version 3:3:4:3:4);
---Changed the main technical parameter table of UHV surge arrester and UHV insulation coordination content (see 6:3:7,:2012 version 3:3:2);
---Changed the normal and abnormal operating conditions (see 6:4,:2012 edition 3:4), changed the diagnosis of metal oxide arresters in operation
(See Appendix I):
This document is modified to adopt IEC 60099-5:2018 "Surge Arrester Part 5: Guidelines for Selection and Use":
Compared with IEC 60099-5:2018, this document has made the following structural adjustments:
---Added 6:3:3:3:5 application of gap line arresters;
---Appendix A corresponds to IEC 60099-5:2018 Appendix C, Appendix B corresponds to IEC 60099-5:2018 Appendix A, Appendix C corresponds
IEC 60099-5:2018 Appendix E, Appendix E corresponds to IEC 60099-5:2018 Appendix G, Appendix F corresponds to IEC 60099-5:
2018 Appendix I, Appendix I corresponds to IEC 60099-5:2018 Appendix D;
---Deleted IEC 60099-5:2018 Appendix B and Appendix F:
The technical differences and reasons between this document and IEC 60099-5:2018 are as follows:
---In order to adapt to my country's technical conditions, IEC 60099-6:2002 was replaced with normatively cited GB/T 28182, which was replaced by normatively quoted GB/T 28182:
GB/T 11032-2020 replaces IEC 60099-4:2014 (see Chapter 1);
---In order to adapt to my country's technical conditions, IEC 60071-1:2006 has been replaced with the normatively cited GB/T 311:1-2012, and the normative
The sexually quoted GB/T 11032-2020 replaces IEC 60099-4:2014, and the normatively quoted GB/T 28182
IEC 60099-6:2002, replaced IEC 60099-8:2011 with normative reference GB/T 32520, added normative references
Use GB/T 2900:12-2008, GB/T 2900:19 (see Chapter 3);
---Adapting to the current status of domestic product manufacturing and application, the terms and definitions "gapless metal oxide arrester" and "power frequency reference circuit" are added:
"voltage", "DC reference voltage", "power frequency reference current", "DC reference current", "pressure relief device", "rated short circuit current", "stretch negative
load" and "operating impulse current" (see 3:9, 3:27:1, 3:27:2, 3:28:1, 3:28:2, 3:42, 3:43, 3:59, 3:69), the "series connection" has been modified
And (see 3:22);
---In order to be applicable to domestic power systems, the voltage of the division range Ⅰ and range Ⅱ is modified to 252kV (see Chapter 4, 6:2:1);
---In order to adapt to my country's technical conditions, IEC 60071-1:2006 has been replaced with the normatively cited GB/T 311:1-2012, and the normative
The sexually quoted GB/T 311:2-2013 replaced IEC 60071-2:1996, and the normatively quoted GB/T 3906
IEC 62271-200, replaced IEC 62271-203 with normative reference GB/T 7674, with normative reference
GB/T 11032-2020 replaces IEC 60099-4:2014 and replaces the normatively cited GB/T 26218:1
IEC /T S60815-1:2008, replaced IEC /T S60815-1:2008 with normative reference GB/T 26218:1
The cited GB/T 32520 replaces IEC 60099-8:2011, and adds normative reference documents GB/T 11022, GB/T 13540,
GB/T 26218:2, GB/T 26218:3, DL/T 815-2021 (see 5:2);
---For ease of use, the introduction of gapless metal oxide arresters is added (see 5:2:1);
---Added lightning arrester protection level and insulation withstand voltage calculation examples applicable to domestic voltage levels (see 5:2:2:2);
---For ease of use, the appearance drawings and introduction of separate arresters and elbow arresters are added (see 5:2:2:5);
---Based on the current status of domestic product manufacturing and application, the nominal discharge current is divided into 5 levels, with an additional 1:5kA level (see
5:2:2:7:4);
---In order to ensure the operability of the test and be consistent with the requirements of the GB/T 11032-2020 standard, the rated repeated transfer current has been changed
The impact interval time for load tolerance is 50s~60s (5:2:2:7:6);
---Based on the current status of domestic product manufacturing and application, the typical appearance diagram of EGLA has been changed (see 5:2:4:1);
---Since only the "X" type design is used in China, the content related to the "Y" type design of the out-band series gap arrester has been deleted (see
5:2:4:2:3);
---Based on the current status of domestic product manufacturing and application, the typical layout diagram of arresters has been changed to the layout of my country's 500kV level arresters:
Figure (see 5:2:5:3:1);
---Based on the current status of domestic product manufacturing and application, the appearance drawing and installation diagram of the monitor or counter are added, and the relevant content is added:
Content introduction (see 5:2:5:4:1);
---Based on the current status of domestic product manufacturing and application, a table of maximum operating horizontal tension values of arresters applicable to the country has been added (see
Table 1) of 5:2:5:4:3;
---Based on the current status of domestic product manufacturing and application, the applicability and installation of separate arresters and uncharged housing arresters have been added:
Introduction to differences (see 5:2:5:5:6);
---According to the current status of domestic product manufacturing and application, the introduction and schematic diagram of EGLA installation location selection and installation methods have been added:
(See 5:2:5:6:1);
---In order to adapt to my country's technical conditions, IEC 60071-1:2006 has been replaced with the normatively cited GB/T 311:1-2012, and the normative
The sexually quoted GB/T 311:2-2013 replaced IEC 60071-2:1996 and the normatively quoted GB/T 311:4
IEC TR60071-4, replaced IEC 60099-4:2014 with normative reference GB/T 11032-2020, with normative reference
Replaced IEC /T S60815-1:2008 with GB/T 26218:1, and replaced GB/T 32520 with normative reference
IEC 60099-8:2011, add normative reference documents GB/T 24842-2018, GB/T 24845-2018,
DL/T 815-2021 (see Chapter 6);
---Based on the current status of domestic product manufacturing and application, the per unit value calculation formulas for resonant overvoltage and operating overvoltage have been added (see
6:2:3:1);
---Based on the current status of domestic product manufacturing and application, the continuous operating power supply suitable for different neutral point grounding modes of domestic systems has been added:
Voltage introduction and the selection principles of arrester reference voltage and rated voltage, and the parameters of arresters suitable for typical domestic power stations are added:
Table (see 6:3:2:2);
--- Added an example of calculation of the nominal discharge current of the arrester applicable to the domestic nominal voltage 500kV system (see 6:3:2:3);
---Examples of open substation protection areas in Table 4 of IEC section 6:3:2:7:1 have been deleted because they are not applicable to the current domestic application situation;
---Based on the current status of domestic product manufacturing and application, the electrical parameter table of the typical gapped arrester body has been added (see 6:3:3:3:2
Table 6);
---Based on the current status of domestic product manufacturing and application, Table 7 has been added: Typical current impulse withstand test of the arrester body of the line with gap
value (see 6:3:3:3:3:1);
---Based on the current status of domestic product manufacturing and application, Table 9 is added: lightning impulse discharge voltage and operating wet withstand voltage of gap arresters
Recommended value of pressure performance (see 6:3:3:3:4);
---Based on the current status of domestic product manufacturing and application, the selection principles for the installation location of gapped arresters are added (see 6:3:3:3:5);
---Based on the current status of domestic product manufacturing and application, a table of main technical parameters of UHV arresters applicable to domestic requirements has been added (see
6:3:7:1) Cooperate with UHV insulation (see 6:3:7:2);
---Based on the current status of domestic product manufacturing and application, "under normal operating conditions" have been added "areas with seismic intensity VII and below" and "thick ice coating":
"The thickness is not greater than 20mm" (see 6:4:1), and "ice thickness exceeds 20mm and high bending load" is added to "abnormal operating conditions"
(See 6:4:2:16);
---In order to adapt to my country's technical conditions, IEC 60507 has been replaced with the normatively cited GB/T 4585, and the normatively cited
GB/T 26218:1 replaces IEC /T S60815-1:2008 (see 6:4:2:5);
---In order to adapt to my country's technical conditions, IEC 60099-4:2014 has been replaced with the normatively quoted GB/T 11032-2020 (see Section 7
chapter);
---In order to adapt to the current situation of domestic applications, the nominal discharge current value of the neutral point arrester has been changed to 1:5kA (see 7:1:1);
---Based on the current status of domestic product manufacturing and application, the four-star connection diagram of the arrester has been added (see 7:2:3);
---In order to adapt to my country's technical conditions, IEC 60099-4:2014 has been replaced with normatively cited GB/T 11032-2020, and the normative
The sexually quoted GB/T 26218:1 replaced IEC /T S60815-1:2008, and the normatively quoted GB/T 32520
IEC 60099-8:2011 (see Chapter 8):
The following editorial changes have been made to this document:
--- Add appendix D (informative) typical installation method of arrester protection;
---The typical parameters required for arrester selection in Appendix C (informative) have been changed, and the typical selection required for gap arresters have been added
parameter;
---Changed the accumulated charge and energy of the arrester during line operation in Appendix F (informative), and added calculation examples applicable to China;
---The typical arrester parameters in Appendix G (informative) have been changed, and the typical arrester parameters applicable to China have been listed;
---Changed Appendix I (informative) diagnosis of metal oxide arresters in operation:
Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents:
This document is proposed by the China Electrical Equipment Industry Association:
This document is under the jurisdiction of the National Lightning Arrester Standardization Technical Committee (SAC/TC81):
This document was drafted by: China Electric Power Research Institute Co:, Ltd:, Xi'an High Voltage Electrical Apparatus Research Institute Co:, Ltd:, Xi'an West Electrical Isolator
Lightning Arrester Co:, Ltd:, Xi'an Jiaotong University, Tsinghua University, Xiamen ABB Lightning Arrester Co:, Ltd:, China Southern Power Grid Scientific Research Institute Co:, Ltd:
Ren Company, State Grid Zhejiang Electric Power Co:, Ltd: Electric Power Research Institute, Chint Electric Co:, Ltd:, Dalian Fafuan Electric Co:, Ltd:,
Evergrande Electric Co:, Ltd:, Siemens Energy Arrester (Wuxi) Co:, Ltd:, Xi'an Shendian Electric Co:, Ltd:, State Grid Sichuan Electric Power Company
Electric Power Research Institute, State Grid Henan Electric Power Company Electric Power Research Institute, Jinguan Electric Co:, Ltd:, Pinggao Toshiba (Langfang) Lightning Protection
Arrester Co:, Ltd:, Ningbo Zhenhai Guochuang High Voltage Electrical Co:, Ltd:, Dalian North Lightning Arrester Co:, Ltd:, Nanyang Jinniu Electric Co:, Ltd:, China
Dianpurui Electric Power Engineering Co:, Ltd:, State Grid Electric Power Research Institute Wuhan Nari Co:, Ltd:, Fushun Electric Porcelain Manufacturing Co:, Ltd:, Hangzhou
Yongde Electric Co:, Ltd:, Nanyang Zhongwei Electric Co:, Ltd:, Zhejiang Zhongneng Electric Co:, Ltd:, Mingdianshe (Zhengzhou) Electrical Engineering Co:, Ltd:,
Sichuan University:
The main drafters of this document: Wang Baoshan, Sun Quan, He Huiwen, Xiong Yi, Wang Lulu, He Jiaomou, Zhang Boyu, Guo Jie, He Jinliang, Zuo Zhongqiu,
Zhao Xia, Zhao Dongyi, Cai Hansheng, Mi Pu, Jin Zushan, Li Jingbiao, Sun Guangbao, Liu Fei, Han Fei, Jia Dongxu, Cui Tao, Guo Lei, Xu Xueting, Yao Yusuo,
Li Fan, Li Xiangjun, Gao Yonghai, Jin Guoqing, Wang Jiansheng, Che Wenjun, Wan Shuai, Hou Bing, Jiang Cheng, Chen Chenggang, Huang Jiarui, Huang Yong, Li Yuan, Peng Yanghan,
Shi Weidong, Yang Lei, Ma Aiqian, Meng Pengfei:
Release status of previous versions of this document:
---First published in:2012 as GB/T 28547-2012:
Guidelines for Selection and Use of AC Metal Oxide Surge Arresters
1 Scope
This document provides recommendations for the selection and application of surge arresters for AC systems with nominal voltages greater than 1kV:
This document applies to AC gapless metal oxide surge arresters defined in GB/T 11032-2020, and AC gap-free metal oxide surge arresters defined in GB/T 28182
Arrester with series gap for rated voltage 52kV and below, and for overhead transmission as defined in GB/T 32520, DL/T 815-2021
Metal oxide surge arresters for electrical and distribution lines:
2 Normative reference documents
The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations
For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to
this document:
GB/T 311:1-2012 Insulation coordination Part 1: Definitions, principles and rules (IEC 60071-1:2006, MOD)
GB/T 311:2-2013 Insulation coordination Part 2: Guidelines for use (IEC 60071-2:1996, MOD)
GB/T 311:4 Insulation coordination Part 4: Calculation guidelines for power grid insulation coordination and its simulation (GB/T 311:4-2010,
IEC 60071-4:2004, MOD)
GB/T 2900:12-2008 Electrical terminology Lightning arresters, low-voltage surge protectors and components
GB/T 2900:19-1994 Electrical terminology high voltage test technology and insulation coordination
GB/T 3906 3:6kV~40:5kV AC metal-enclosed switchgear and control equipment (GB/T 3906-2020,
IEC 62271-200:2011, MOD)
GB/T 4585 Artificial contamination test for high-voltage insulators used in AC systems (GB/T 4585-2004, IEC 60507:1991, IDT)
GB/T 7674 Gas-insulated metal-enclosed switchgear with rated voltage 72:5kV and above (GB/T 7674-2020,
IEC 62271-203:2011, MOD)
GB/T 11022 Common technical requirements for high-voltage AC switchgear and control equipment standards (GB/T 11022-2020,
IEC 62271-1:2017, MOD)
GB/T 11032-2020 AC gapless metal oxide surge arrester (IEC 60099-4:2014, MOD)
GB/T 13540 Seismic requirements for high-voltage switchgear and control equipment (GB/T 13540-2009, IEC 62271-2:2003,
MOD)
GB/T 24842-2018 Overvoltage and insulation coordination for 1000kV ultra-high voltage AC transmission projects
GB/T 24845-2018 Technical specifications for gapless metal oxide surge arresters for 1000kV AC systems
GB/T 26218:1 Selection and sizing of high voltage insulators for use in polluted conditions Part 1: Definitions, information and general
Principles (GB/T 26218:1-2010, IEC /T S60815-1:2008, MOD)
GB/T 26218:2 Selection and sizing of high-voltage insulators for use in polluted conditions Part 2: Porcelain and glass for AC systems
Glass insulator (GB/T 26218:2-2010, IEC /T S60815-2:2008, MOD)
GB/T 26218:3 Selection and sizing of high-voltage insulators for use in polluted conditions Part 3: Composite insulators for AC systems
Yuanzi (GB/T 26218:3-2011, IEC /T S60815-3:2008, MOD)
GB/T 28182 Surge arrester with series gap for rated voltage 52kV and below (GB/T 28182-2011, IEC 60099-6:
2002,MOD)
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