GB/T 38922-2020General specification for 35kV and below voltage standardized protection equipment (English PDF)
35kV及以下标准化继电保护装置通用技术要求
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 2, 2020
Implementation date
January 1, 2021
Scope
GB/T 38922-2020 is the English-translated version of 35kV及以下标准化继电保护装置通用技术要求.
GB/T 38922-2020 is the Chinese standard "General specification for 35kV and below voltage standardized protection equipment". Its scope clause reads: This standard specifies the technical requirements and test methods for 10kV~35kV standardized relay protection devices (hereinafter referred to as devices) in substations.
Laws, inspection rules, and completeness, quality assurance, and other requirements for marking, packaging, transportation, storage, and supply.
This standard applies to lines, sections (mother couplers), station transformers, ground transformers, capacitors and Microcomputer-based relay protection devices and safety automatic devices such as reactors are used as the basis for the design, manufacture, test and operation of such devices. Similar devices installed on other occasions can be implemented by reference.
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Document preview — GB/T 38922-2020
National Standard of the People's Republic of China
- ICS
- 29.240.01
- Classification
- K 45
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- Introduction IV
- 1 Scope
- 2 Normative references
- 3 Terms, definitions and abbreviations
- 3.1 Terms and definitions
- 3.2 Acronyms
- 4 Technical requirements
- 4.1 Environmental conditions
- 4.2 Rated electrical parameters
- 4.3 Functional and performance requirements
- 4.4 Digital input and output
- 4.5 Device interface
- 4.6 Requirements for related equipment
- 4.7 Power consumption
- 4.8 Overload capacity
- 4.9 Impact of DC power supply
- 4.10 Insulation requirements
- 4.11 Humidity and heat resistance
- 4.12 Electromagnetic compatibility performance
- 4.13 Mechanical requirements
- 4.14 Continuous power supply
- 4.15 Safety requirements
- 4.16 Protection connection impedance
- 5 Test method
- 5.1 Test conditions
- 5.2 Inspection of structure and appearance requirements
- 5.3 Function and performance test
- 5.4 Climate environment test
- 5.5 Contact performance test
- 5.6 DC power supply impact test
- 5.7 Power consumption test
- 5.8 Overload capability test
- 5.9 Insulation requirement test
- 5.10 Mechanical requirements test
- 5.11 EMC test
- 5.12 Continuous power-on test
- 5.13 Enclosure protection test
- 5.14 Safety test
- 5.15 Protection connection impedance test
- 6 Inspection rules
- 6.1 Inspection classification
- 6.2 Factory test
- 6.3 Type test
- 7 Signs, labels and operating instructions
- 7.1 Signs and labels
- 7.2 Instruction manual
- 8 Packaging, transportation and storage
- 8.1 Packaging
- 8.2 Transportation
- 8.3 Storage
- 9 Completeness of supply
- 10 Quality assurance
- Appendix A (Informative Appendix) Protection Device Interface Information
- Appendix B (Informative Appendix) Technical Requirements for Special Connectors
- Appendix C (Informative Appendix) Test Requirements for Special Connectors
- Appendix D (informative appendix) Recommended printed board and device panel cutout size
- Appendix E (Informative Appendix) Dedicated Connector Naming
- Appendix F (informative appendix) Protection device installation size
- References
1 Scope
This standard specifies the technical requirements and test methods for 10kV~35kV standardized relay protection devices (hereinafter referred to as devices) in substations.
Laws, inspection rules, and completeness, quality assurance, and other requirements for marking, packaging, transportation, storage, and supply.
This standard applies to lines, sections (mother couplers), station transformers, ground transformers, capacitors and
Microcomputer-based relay protection devices and safety automatic devices such as reactors are used as the basis for the design, manufacture, test and operation of such devices.
Similar devices installed on other occasions can be implemented by reference.
2 Normative references
The following documents are essential for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document.
GB/T 191 Icon mark for packaging, storage and transportation
GB/T 2887-2011 General specification for computer field
GB/T 2900.1 Basic terminology of electrical engineering
GB/T 2900.17 Electrical engineering terminology measuring relay
GB/T 2900.49 Electrician terminology power system protection
GB/T 4208-2017 enclosure protection level (IP code)
GB/T 4798.2 Environmental conditions for the application of electrical and electronic products. Part 2.Transportation
GB/T 5465.2-2008 Graphical symbols for electrical equipment Part 2.Graphical symbols
GB/T 7261-2016 Basic test methods for relay protection and safety automatic devices
GB/T 7268-2015 Basic size series of plug-in boxes and plug-in panels for power system protection and automation devices
GB/T 9361-2011 Computer site security requirements
GB/T 9969 General Instructions for Use of Industrial Products
GB/T 11287-2000 Electrical relays Part 21.Measurement of vibration, shock, collision and earthquake of relays and protection devices
Test Part 1.Vibration test (sinusoidal)
GB/T 13384 General technical requirements for packaging of electromechanical products
GB/T 13729-2019 Telecontrol terminal equipment
GB/T 14285-2006 Technical Regulations for Relay Protection and Safety Automatic Devices
GB/T 14537-1993 Shock and collision test of measuring relays and protection devices
GB/T 14598.2-2011 Measuring relays and protection devices Part 1.General requirements
GB/T 14598.24-2017 Measuring relays and protection devices Part 24.Power system transient data exchange (COMTRADE) Common format
GB/T 14598.26-2015 Measuring relays and protection devices Part 26.Electromagnetic compatibility requirements
GB/T 14598.27-2017 Measuring relays and protection devices Part 27.Product safety requirements
GB/T 17626.2-2018 Electromagnetic Compatibility Test and Measurement Technology Electrostatic Discharge Immunity Test
GB/T 17626.8-2006 EMC test and measurement technology power frequency magnetic field immunity test […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 34 pages — is available in the English PDF.
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