TB/T 1691-1995 English PDF

US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
TB/T 1691-1995: Direct Current Signaling between Railway Telephone Switching Networks

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
TB/T 1691-1995	279	Add to Cart	3 days	Direct Current Signaling between Railway Telephone Switching Networks

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Basic data

Standard ID: TB/T 1691-1995 (TB/T1691-1995)
Description (Translated English): Direct Current Signaling between Railway Telephone Switching Networks
Sector / Industry: Railway & Train Industry Standard (Recommended)
Classification of Chinese Standard: S71
Word Count Estimation: 8,899
Date of Issue: 6/5/1995
Date of Implementation: 12/1/1995
Older Standard (superseded by this standard): TB 1691-1985
Summary: This standard specifies the railway between phones switched telephone network, railroad phones and related technical instructions DC signal between the local telephone office. This standard applies to vertical and horizontal - vertical and horizontal, vertical and horizontal - the connection between telephones.

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