YD/T 838.4-2016 English PDF

US$399.00 · In stock
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YD/T 838.4-2016: Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables
Status: Valid

YD/T 838.4: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YD/T 838.4-2016	399	Add to Cart	4 days	Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables	Valid
YD/T 838.4-2003	839	Add to Cart	6 days	Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables	Obsolete
YD/T 838.4-1997	719	Add to Cart	5 days	Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables——Sectional specification	Obsolete

Similar standards

YD/T 1092   YD/T 777   YD/T 841   YD/T 838.2   YD/T 838.3   YD/T 838.1   

Basic data

Standard ID: YD/T 838.4-2016 (YD/T838.4-2016)
Description (Translated English): Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables
Sector / Industry: Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard: M42
Classification of International Standard: 33.120.20
Word Count Estimation: 17,156
Date of Issue: 2016-01-15
Date of Implementation: 2016-04-01
Older Standard (superseded by this standard): YD/T 838.4-2003
Quoted Standard: GB/T 3953-2009; GB/T 4910-2009; GB/T 6995.2-2008; GB/T 17737.1-2013; GB/T 26572-2011; YD/T 838.1-2016; JB/T 3135-2011
Adopted Standard: IEC 61156-4-2009, NEQ
Regulation (derived from): ?Ministry of Industry and Information Technology Bulletin 2016 No.3
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the basic structure, main performance, inspection rules, test methods, and packaging requirements of trunk twisted pair cables for twisted pair/symmetrical twisted-pair cables for digital communications. This standard is applicable to trunk twisted pair cables (hereinafter referred to as ��cables��) of the trunk wiring between buildings' vertical channels or floors as defined in YD/T 926 ��Building Communication Integrated Wiring System��.

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