GB 7674-1997Gas-insulated metal-enclosed switchgear for rated voltages of 72. 5 kV and above (English PDF)
72.5kV及以上气体绝缘金属封闭开关设备
GB 7674 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 7674-2020 | Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above | Valid |
| GB 7674-2008 | Gas-insulated metal-enclosed switchgear for rated voltages of 72.5kV and above | Obsolete |
| GB 7674-1997 | Gas-insulated metal-enclosed switchgear for rated voltages of 72. 5 kV and above | Obsolete |
GB 7674-1997 is obsolete. It has been replaced by GB 7674-2008. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Mandatory
Issue date
July 2, 1997
Implementation date
August 1, 1998
Scope
GB 7674-1997 is the English-translated version of 72.5kV及以上气体绝缘金属封闭开关设备.
GB 7674-1997 is the Chinese national standard "Gas-insulated metal-enclosed switchgear for rated voltages of 72. 5 kV and above". It was issued on July 2, 1997 by the State Bureau of Technical Supervision, and took effect on August 1, 1998. It is obsolete: it has been replaced by GB 7674-2008.
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Document preview — GB 7674-1997
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Mandatory).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1997-07-02.
Date of implementation: 1998-08-01.
Status: obsolete, replaced by GB 7674-2008.
......
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/T 30092-2013Metal bellows compensator used in high voltage combined electrical appliance
- NB/T 42025-2013Intelligent Gas-insulated Metal-enclosed Switchgear for Rated Voltages of 72.5kV and above
- SL 561-2012Design code for selecting conductor and electrical equipment of water resources and hydropower projects
- GB 25284-2010High-voltage alternating-current automatic circuit reclosers for rated voltages from 12 kV up to and including 40.5 kV
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GB 7674-1997
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