MT/T 477-2011YBU series flameproof three phases asynchronous motor for roadheader (English PDF)
YBU系列掘进机用隔爆型三相异步电动机
MT/T 477 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| MT/T 477-2025 | YBU series flameproof three phases asynchronous motor for roadheader | Valid |
| MT/T 477-2011 | YBU series flameproof three phases asynchronous motor for roadheader | Obsolete |
MT/T 477-2011 is obsolete. It has been replaced by MT/T 477-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
National Mine Safety Administration
Level / Type
National · Recommended
Issue date
April 12, 2011
Implementation date
September 1, 2011
Scope
MT/T 477-2011 is the English-translated version of YBU系列掘进机用隔爆型三相异步电动机.
MT/T 477-2011 is the Chinese industry standard "YBU series flameproof three phases asynchronous motor for roadheader". It was issued on April 12, 2011 by the National Mine Safety Administration, and took effect on September 1, 2011. It is obsolete: it has been replaced by MT/T 477-2025.
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Document preview — MT/T 477-2011
National Standard of the People's Republic of China
Issued by: National Mine Safety Administration
Contents
- Document data
1 Document data
Sector: Coal (industry standard).
Issuing body: National Mine Safety Administration.
Date of issue: 2011-04-12.
Date of implementation: 2011-09-01.
Status: obsolete, replaced by MT/T 477-2025.
......
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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MT/T 477-2011
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