GB 7251.4-1998Low-voltage switchgear and controlgear assemblies. Part 4: Particular requirements for assemblies for construction sites (ACS) (English PDF)
低压成套开关设备和控制设备 第四部分:对建筑工地用成套设备(ACS)的特殊要求
GB 7251.4 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 7251.4-2026 | Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies for construction sites (ACS) | Valid |
| GB/T 7251.4-2017 | Low-voltage switchgear and controlgear assemblies-Part 4:Particular requirements for assemblies for construction sites (ACS) | Obsolete |
| GB 7251.4-2006 | Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies for construction sites (ACS) | Obsolete |
| GB 7251.4-1998 | Low-voltage switchgear and controlgear assemblies. Part 4: Particular requirements for assemblies for construction sites (ACS) | Obsolete |
GB 7251.4-1998 is obsolete. It has been replaced by GB 7251.4-2006. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Quality Technical Supervision Bureau
Level / Type
National · Mandatory
Issue date
January 2, 1998
Implementation date
October 1, 1999
Scope
GB 7251.4-1998 is the English-translated version of 低压成套开关设备和控制设备 第四部分:对建筑工地用成套设备(ACS)的特殊要求.
GB 7251.4-1998 is the Chinese national standard "Low-voltage switchgear and controlgear assemblies. Part 4: Particular requirements for assemblies for construction sites (ACS)".
It was issued on January 2, 1998 by the State Quality Technical Supervision Bureau, and took effect on October 1, 1999. It is obsolete: it has been replaced by GB 7251.4-2006.
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Document preview — GB 7251.4-1998
National Standard of the People's Republic of China
Issued by: State Quality Technical Supervision Bureau
Contents
- Document data
1 Document data
Sector: National standard (Mandatory).
Issuing body: State Quality Technical Supervision Bureau.
Date of issue: 1998-01-02.
Date of implementation: 1999-10-01.
Status: obsolete, replaced by GB 7251.4-2006.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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Related Standards
GB 7251.5-2008 — Low-voltage Switchgear and Controlgear Assemblies - Part 5: Particular Requirements for Assemblies for Power Distribution in Public Networks
GB 7251.3-1997 — Low-voltage switchgear and controlgear assemblies. Part 3: Particular requirements for low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use--Distribution boards
GB 7251.5-1998 — Low-voltage switchgear and controlgear assemblies Part 5: Particular requirements for assemblies intended to be installed outdoors in public places--Cable distribution cabinets (CDCs)for power distribution in networks
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GB 7251.4-1998
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