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GB/T 18802.11-2020Low-voltage surge protective devices (SPD) - Part 11: Surge protective devices connected to low-voltage power systems - Requirements and test methods (English PDF)

低压电涌保护器(SPD) 第11部分：低压电源系统的电涌保护器性能要求和试验方法

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

December 14, 2020

Implementation date

July 1, 2021

Scope

GB/T 18802.11-2020 is the English-translated version of 低压电涌保护器(SPD) 第11部分：低压电源系统的电涌保护器性能要求和试验方法.

GB/T 18802.11-2020 is the Chinese standard "Low-voltage surge protective devices (SPD) - Part 11: Surge protective devices connected to low-voltage power systems - Requirements and test methods".

Its scope clause reads: This part of GB/T 18802 specifies the characteristics, standard test methods and rated values of low-voltage surge protectors: These electrical appliances include at least A non-linear element used to limit voltage and discharge surge current: This section applies to protectors that protect against indirect and direct effects of lightning or other transient overvoltage surges: These appliances are After assembly, connect to circuits and equipment with AC rated voltage not exceeding 1000V (effective value), 50/60Hz: Note: In addition to meeting the requirements of this part of the SPD used in wind power generation systems, its special use environmental conditions, continuous peak voltage, etc: refer to the corresponding standard Claim:. Its clauses include terms and definitions, abbreviations and symbols.

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Document preview — GB/T 18802.11-2020

National Standard of the People's Republic of China

ICS: 29.240.10
Classification: K 30
Replacing: GB/T 18802.1-2011

Issued by: State Administration for Market Regulation, China National Standardization Administration

Preface
Introduction
1 Scope
2 Normative references
3 Terms and definitions, abbreviations and symbols
4 Conditions of use
5 Classification
6 SPD preferred value
7 Technical requirements
8 Type test
9 Routine test and acceptance test
Appendix A (informative appendix) Structure changes of this part compared with IEC 61643-11:201
Appendix B (Normative Appendix) SPD reference test voltage UREF
Appendix C (Normative Appendix) TOV Level
Appendix D (Normative Appendix) Test to determine whether there are switching elements and the size of freewheeling
Appendix E (Informative Appendix) Environmental Test of Outdoor SPD
Appendix F (informative appendix) Vibration and shock test
Appendix G (Normative Appendix) Simplified test procedures
Appendix I (Normative Appendix) Temperature rise limit
Appendix J (informative appendix) Basic limit voltage test

1 Scope

This part of GB/T 18802 specifies the characteristics, standard test methods and rated values of low-voltage surge protectors: These electrical appliances include at least

A non-linear element used to limit voltage and discharge surge current:

This section applies to protectors that protect against indirect and direct effects of lightning or other transient overvoltage surges: These appliances are

After assembly, connect to circuits and equipment with AC rated voltage not exceeding 1000V (effective value), 50/60Hz:

Note: In addition to meeting the requirements of this part of the SPD used in wind power generation systems, its special use environmental conditions, continuous peak voltage, etc: refer to the corresponding standard

Claim:

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 4207 Solid insulating material tracking resistance index and comparative tracking index determination method (GB/T 4207-2012,

IEC 60112:2009, IDT)

GB/T 4208 enclosure protection class (IP code) (GB/T 4208-2017, IEC 60529:2013, IDT)

GB/T 5169:11-2017 Fire hazard test of electric and electronic products Part 11: Glow wire/hot wire basic test method

Glow wire flammability test method (GWEPT) (IEC 60695-2-11:2014, IDT)

GB/T 16927:1-2011 High voltage test technology Part 1: General definition and test requirements (IEC 60060-1:2010,

MOD)

GB/T 16935:1-2008 Insulation coordination of equipment in low-voltage systems Part 1: Principles, requirements and tests (IEC 60664-1:

2007, IDT)

GB/T 17627 High-voltage test technology definition, test and procedure requirements, test equipment for low-voltage electrical equipment (GB/T 17627-2019, IEC 61180:2016, MOD)

GB 17799:3 General Standard for Electromagnetic Compatibility for Emissions in Residential, Commercial and Light Industrial Environments

3 Terms and definitions, abbreviations and symbols

3:1 Terms and definitions

The following terms and definitions apply to this document:

3:1:1

Surge protector surgeprotectivedevice; SPD Electrical appliances used to limit transient overvoltage and discharge surge current:

Note 1: The surge protector contains at least one non-linear element:

GB/T 16935.3 | GB/T 16935.4 | GB/T 16935.5 | GB/T 18802.12 | GB/T 18802.31 | GB/T 18802.22 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 152 pages — is available in the English PDF.

Referenced standards

Normative references

IEC 60112 · IEC 60529 · GB/T 5169 · IEC 60695 · GB/T 16927 · IEC 60060 · GB/T 16935 · IEC 60664 · IEC 61180 · GB 17799

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