GB/T 20626.3-2022Specific environmental condition—Electric and electronic products for plateau—Part 3:Protection requirement of lightning,pollution,condensation (English PDF)
特殊环境条件 高原电工电子产品 第3部分：雷电、污秽、凝露的防护要求
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
October 14, 2022
Implementation date
May 1, 2023
Scope
GB/T 20626.3-2022 is the English-translated version of 特殊环境条件 高原电工电子产品 第3部分：雷电、污秽、凝露的防护要求.
GB/T 20626.3-2022 is the Chinese standard "Specific environmental condition—Electric and electronic products for plateau—Part 3:Protection requirement of lightning,pollution,condensation".
Its scope clause reads: This document specifies the lightning, pollution and condensation protection requirements for electrical and electronic products under plateau environment conditions.
This document is applicable to high and low voltage electrical and electronic products used in plateau areas from 1000m to 5000m above sea level. Piezoelectric appliances and low-voltage switchgear and control equipment are suitable for plateau areas above.2000m to 5000m above sea level. This document does not apply to communications products.
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Document preview — GB/T 20626.3-2022
National Standard of the People's Republic of China
- ICS
- 29.020
- Classification
- K 04
- Replacing
- GB/T 20626.3-2006
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Preface
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Plateau environmental condition parameters and standard atmospheric conditions
- 5 Technical Requirements
- 6 Lightning, condensation and pollution protection test
- 7 Packaging, transportation and storage
- Appendix A (Informative) Anti-Pollution Flashover Measures in Operation of Insulators
1 Scope
This document specifies the lightning, pollution and condensation protection requirements for electrical and electronic products under plateau environment conditions.
This document is applicable to high and low voltage electrical and electronic products used in plateau areas from 1000m to 5000m above sea level.
Piezoelectric appliances and low-voltage switchgear and control equipment are suitable for plateau areas above.2000m to 5000m above sea level.
This document does not apply to communications products.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document.
GB/T 191-2008 Graphical signs of packaging, storage and transportation
GB/T 311.1-2012 Insulation coordination - Part 1.Definitions, principles and rules
GB/T 311.2-2013 Insulation Coordination Part 2.Guidelines for Use
GB/T 311.3-2017 Insulation coordination - Part 3.Insulation coordination procedures for HVDC converter stations
GB/T 2900.1 Basic terminology of electrical terminology
GB/T 2900.18-2008 Electrical terminology low-voltage electrical appliances
GB/T 4585 Artificial contamination test of high voltage insulators for AC systems
GB/T 4798.1 Environmental condition classification Environmental parameter group classification and its severity classification Part 1.Storage
GB/T 4798.2-2021 Environmental condition classification Environmental parameter group classification and its severity classification Part 2.Transportation and loading and unloading
GB/T 11022-2020 Common technical requirements for high-voltage AC switchgear and control equipment standards
GB/T 16927.1 High Voltage Test Technology Part 1.General Definitions and Test Requirements
GB/T 16935.1-2008 Insulation coordination of equipment in low-voltage systems - Part 1.Principles, requirements and tests
GB/T 16935.5-2008 Insulation coordination of equipment in low-voltage systems - Part 5.Clearance and creepage not exceeding 2mm
How to determine distance
GB/T 17627 High-voltage test technical definition, test and procedural requirements, test equipment for low-voltage electrical equipment
GB/T 20625-2006 Terminology for special environmental conditions
GB/T 26218.2-2010 Selection and dimensioning of high-voltage insulators used in dirty conditions - Part 2.For AC systems
Porcelain and glass insulators
GB/T 50064 Design specification for overvoltage protection and insulation coordination of AC electrical installations
GB/T 50065 Grounding Design Specification for AC Electrical Installations
DL/T 436-2005 Technical Guidelines for High Voltage DC Overhead Transmission Lines
DL/T 437-2012 Technical Guidelines for High Voltage DC Grounding Electrodes
DL/T 1533-2016 Minefield Distribution Map Drawing Method of Power System
DL5497-2015 Technical specification for the design of high-voltage direct current overhead transmission lines […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 191-2008Graphical symbols marking for handling and storage of packages
- GB/T 311.2-2013Insulation co-ordination -- Part 2: Application guide
- GB/T 311.3-2017Insulation co-ordination -- Part 3: Procedures for high-voltage direct current (HVDC) converter stations
- GB/T 2900.1Electrotechnical terminology - Fundamental terms
- GB/T 2900.18-2008Electrotechnical terminology - Low voltage apparatus
- GB/T 4585Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a. c. systems
GB/T 311.1-2012 · DL/T 436-2005
Cited by
- GB/T 42558.6-2026Seismic techniques for the electrical equipment of converter stations on plateaus - Part 6: Technical specification for seismic monitoring systems
- GB/T 20645-2021Specific environmental condition—Technical requirements of low-voltage apparatuses for plateau
- GB/T 20626.2-2018Specific environmental condition—Electrical and electronic products for plateau—Part 2: Selective types and testing specification
- GB/T 20626.1-2017Specific environmental condition—Electric and electronic products for plateau—Part 1:General technical requirements
- NB/T 31096-2016Specifications for double-fed induction converter of wind turbine generator systems for plateau
- NB/T 31097-2016Specifications for full-power converter of wind turbine generator systems for plateau
Similar standards
Editions of GB/T 20626.3
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 20626.3-2022 | Specific environmental condition—Electric and electronic products for plateau—Part 3:Protection requirement of lightning,pollution,condensation | current edition | Current |
| GB/T 20626.3-2006 | Specific environmental condition—Electric and electronic products for plateau—Part 3:Protection requirement of lightning,pollution,condensation | previous edition | Superseded |
This page sells the current edition, GB/T 20626.3-2022. Earlier editions are listed for reference only.
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Related Standards
DL 5497-2015 — Technical code for design of HVDC overhead transmission line
DL/T 437-2012 — Technical guide of HVDC earth electrode system
GB/T 11022-2020 — Common specifications for high-voltage alternating-current switchgear and controlgear standards
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