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YD/T 638.3-1998 English PDF

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YD/T 638.3-1998: The naming rule of types of telecommunication power supply
Status: Obsolete

YD/T 638.3: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YD/T 638.3-1998English319 Add to Cart 3 days [Need to translate] The naming rule of types of telecommunication power supply Obsolete YD/T 638.3-1998
YD/T 638.3-1993English199 Add to Cart 2 days [Need to translate] (Communication power supply equipment type designation) Obsolete YD/T 638.3-1993

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Basic data

Standard ID YD/T 638.3-1998 (YD/T638.3-1998)
Description (Translated English) The naming rule of types of telecommunication power supply
Sector / Industry Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard M04
Word Count Estimation 8,891
Date of Issue 10/28/1998
Date of Implementation 4/1/1999
Older Standard (superseded by this standard) YD/T 638.3-1993
Quoted Standard YD/T 638.1-1993
Regulation (derived from) Notice of the Ministry of Industry and Information Technology of the People's Republic of China (No. 48 of 2015)
Summary This standard specifies the communication power device model composition, and significance of the model code consisting of content. This standard applies to models of communication power device naming.

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