GB/T 18802.21-2004Low-voltage surge protective - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods (English PDF)
低压电涌保护器 第21部分:电信和信号网络的电涌保护器（SPD）----性能要求和试验方法
GB/T 18802.21 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 18802.21-2016 | Low-voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signaling networks - Performance requirements and testing methods | Valid |
| GB/T 18802.21-2004 | Low-voltage surge protective - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods | Obsolete |
GB/T 18802.21-2004 is obsolete. It has been replaced by GB/T 18802.21-2016. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Level / Type
National · Recommended
Issue date
February 4, 2004
Implementation date
June 1, 2004
Scope
GB/T 18802.21-2004 is the English-translated version of 低压电涌保护器 第21部分:电信和信号网络的电涌保护器（SPD）----性能要求和试验方法.
GB/T 18802.21-2004 is the Chinese national standard "Low-voltage surge protective - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods".
It was issued on February 4, 2004 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on June 1, 2004. It is obsolete: it has been replaced by GB/T 18802.21-2016.
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Document preview — GB/T 18802.21-2004
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China.
Date of issue: 2004-02-04.
Date of implementation: 2004-06-01.
Status: obsolete, replaced by GB/T 18802.21-2016.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
- GB 15599-2025Lightning safety specification for hazardous chemical enterprises
- SH/T 3164-2021Design specification for instrument system lightning surge protection in petrochemical industry
- GB/T 18802.22-2019Low-voltage surge protective devices -- Part 22: Surge protective devices connected to telecommunications and signalling networks -- Selection and application principles
- GB/T 36490-2018Wind turbines—Technical specification of lightning protection system inspection
- GB/T 36963-2018Technical specifications for lightning protection of building integrated photovoltaic systems
- GB/T 37048-2018Technical specification for lightning protection of expressway electromechanical systems
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Related Standards
GB/T 18802.22-2019 — Low-voltage surge protective devices -- Part 22: Surge protective devices connected to telecommunications and signalling networks -- Selection and application principles
GB/T 18802.12-2006 — Part 12 of the low-voltage distribution system surge protection device (SPD): the selection and use of guidelines
GB/T 18802.22-2008 — Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
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GB/T 18802.21-2004
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