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GB 3379-1982 English PDF

US$599.00 ยท In stock
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GB 3379-1982: Interoffice direct signalling system for telephone automatic switching network
Status: Obsolete
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB 3379-1982English599 Add to Cart 4 days [Need to translate] Interoffice direct signalling system for telephone automatic switching network Obsolete GB 3379-1982

PDF similar to GB 3379-1982


Standard similar to GB 3379-1982

GB/T 41301   YZ/T 0173   YD/T 1730   GB/T 28500   GB/T 14733.4   

Basic data

Standard ID GB 3379-1982 (GB3379-1982)
Description (Translated English) Interoffice direct signalling system for telephone automatic switching network
Sector / Industry National Standard
Classification of Chinese Standard M12
Word Count Estimation 15,180
Date of Issue 12/29/1982
Date of Implementation 10/1/1983
Regulation (derived from) National Standard Committee Bulletin (2005 No. 146)
Summary This Standard specifies the network of telephone automatic switching between the crossbar and the other designated office standard office between DC signal and related technical indicators. This standard is used as a relay system schematic diagram of illustration only, write the text format with the first symbol combination by GB 315-1964 "electrical equipment prepared text symbols General" provisions, the first time all add text. Including interoffice DC signal line signal

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