YDJ7-1984 English PDF

US$2119.00 · In stock
Delivery: <= 10 days. True-PDF full-copy in English will be manually translated and delivered via email.
YDJ7-1984: Specification for installation design of crossbar system urban local telephone exchange equipment

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YDJ 7-1984	2119	Add to Cart	10 days	Specification for installation design of crossbar system urban local telephone exchange equipment

Similar standards

YD/T 993   YD/T 868   GB/T 15279   YD/T 4676.1   YD/T 4203   YD/T 2379.10   

Basic data

Standard ID: YDJ 7-1984 (YDJ7-1984)
Description (Translated English): Specification for installation design of crossbar system urban local telephone exchange equipment
Sector / Industry: Telecommunication Industry Standard
Classification of Chinese Standard: M40
Word Count Estimation: 66,653
Date of Implementation: 1/1/1985
Regulation (derived from): Current effective communication standard catalog Communications Development Division (2009. 1)
Summary: This standard applies to new local exchange crossbar design of the equipment installed. Expansion, renovation project should fully consider the characteristics of the existing facilities, as interest in tapping the potential of the old, the rational use of existing buildings, facilities and equipment, based on the reference implementation of this standard.

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