GB/T 7251.5-2017Low-voltage switchgear and controlgear assemblies - Part 5: Assemblies for power distribution in public networks (English PDF)
低压成套开关设备和控制设备 第5部分：公用电网电力配电成套设备
GB/T 7251.5 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 7251.5-2025 | Low-voltage switchgear and controlgear assemblies - Part 5: Assemblies for power distribution in public networks | Valid |
| GB/T 7251.5-2017 | Low-voltage switchgear and controlgear assemblies - Part 5: Assemblies for power distribution in public networks | Obsolete |
GB/T 7251.5-2017 is obsolete. It has been replaced by GB/T 7251.5-2025. 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
July 31, 2017
Implementation date
February 1, 2018
Scope
GB/T 7251.5-2017 is the English-translated version of 低压成套开关设备和控制设备 第5部分：公用电网电力配电成套设备.
GB/T 7251.5-2017 is the Chinese national standard "Low-voltage switchgear and controlgear assemblies - Part 5: Assemblies for power distribution in public networks".
It was issued on July 31, 2017 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 February 1, 2018. It is obsolete: it has been replaced by GB/T 7251.5-2025.
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Document preview — GB/T 7251.5-2017
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: 2017-07-31.
Date of implementation: 2018-02-01.
Status: obsolete, replaced by GB/T 7251.5-2025.
......
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
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Related Standards
GB/T 7251.6-2015 — Low-voltage switchgear and controlgear assemblies -- Part 6: Busbar trunking systems (busways)
GB/T 7251.4-2017 — Low-voltage switchgear and controlgear assemblies -- Part 4: Particular requirements for assemblies for construction sites (ACS)
GB/T 7251.7-2025 — Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations
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GB/T 7251.5-2017
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