GB 999-1988Voltage ratings of D.C electric traction system (English PDF)
直流电力牵引额定电压
GB 999 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 999-2021 | Voltage ratings of DC electric traction system | Valid |
| GB/T 999-2008 | Voltage ratings of D.C.electric traction system | Obsolete |
| GB 999-1988 | Voltage ratings of D.C electric traction system | Obsolete |
GB 999-1988 is obsolete. It has been replaced by GB/T 999-2008. 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
December 12, 1988
Implementation date
January 1, 1990
Scope
GB 999-1988 is the English-translated version of 直流电力牵引额定电压.
GB 999-1988 is the Chinese national standard "Voltage ratings of D.C electric traction system". It was issued on December 12, 1988 by the China Electrical Equipment Industry Association, and took effect on January 1, 1990. It is obsolete: it has been replaced by GB/T 999-2008.
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Document preview — GB 999-1988
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: 1988-12-12.
Date of implementation: 1990-01-01.
Status: obsolete, replaced by GB/T 999-2008.
......
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 999-1988
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