GB 12970.4-1991Flexible copper stranded conductors for electrical purposes Part 4:Copper brush wires (English PDF)
电工软铜绞线 第4部分:铜电刷线
GB 12970.4 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 12970.4-2009 | Flexilbe copper stranded conductors for electrical purposes - Part 4: Copper wires for electric brush | Valid |
| GB 12970.4-1991 | Flexible copper stranded conductors for electrical purposes Part 4:Copper brush wires | Obsolete |
GB 12970.4-1991 is obsolete. It has been replaced by GB/T 12970.4-2009. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
China Electrical Equipment Industry Association
Level / Type
National · Mandatory
Issue date
June 6, 1991
Implementation date
March 1, 1992
Scope
GB 12970.4-1991 is the English-translated version of 电工软铜绞线 第4部分:铜电刷线.
GB 12970.4-1991 is the Chinese national standard "Flexible copper stranded conductors for electrical purposes Part 4:Copper brush wires". It was issued on June 6, 1991 by the China Electrical Equipment Industry Association, and took effect on March 1, 1992. It is obsolete: it has been replaced by GB/T 12970.4-2009.
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Document preview — GB 12970.4-1991
National Standard of the People's Republic of China
Issued by: China Electrical Equipment Industry Association
Contents
- Document data
1 Document data
Sector: National standard (Mandatory).
Issuing body: China Electrical Equipment Industry Association.
Date of issue: 1991-06-06.
Date of implementation: 1992-03-01.
Status: obsolete, replaced by GB/T 12970.4-2009.
......
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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GB 12970.4-1991
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