SL 311-2004Hydraulic and hydroelectric engineering design code for high voltage electrical installation (English PDF)
水利水电工程高压配电装置设计规范
SL 311 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| SL/T 311-2025 | Specifications for the selection of high-voltage electrical equipment and the design of power distribution devices in water conservancy and hydropower projects | Valid |
| SL 311-2004 | Hydraulic and hydroelectric engineering design code for high voltage electrical installation | Obsolete |
SL 311-2004 is obsolete. It has been replaced by SL/T 311-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
MWR
Level / Type
National · Mandatory
Issue date
December 8, 2004
Implementation date
February 1, 2005
Scope
SL 311-2004 is the English-translated version of 水利水电工程高压配电装置设计规范.
SL 311-2004 is the Chinese industry standard "Hydraulic and hydroelectric engineering design code for high voltage electrical installation". It was issued on December 8, 2004 by MWR, and took effect on February 1, 2005. It is obsolete: it has been replaced by SL/T 311-2025.
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Document preview — SL 311-2004
National Standard of the People's Republic of China
Issued by: MWR
Contents
- Document data
1 Document data
Sector: Water Resources (industry standard).
Issuing body: MWR.
Date of issue: 2004-12-08.
Date of implementation: 2005-02-01.
Status: obsolete, replaced by SL/T 311-2025.
......
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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SL 311-2004
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