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SJ 3208-1989Technical requirements for telephone system in carrier communication using coaxial cables (English PDF)

同轴电缆载波通信业务电话系统技术要求

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Issued by

Ministry of Industry and Information Technology of PRC

Level / Type

National · Mandatory

Issue date

February 10, 1989

Implementation date

March 1, 1989

Scope

SJ 3208-1989 is the English-translated version of 同轴电缆载波通信业务电话系统技术要求.

SJ 3208-1989 — This standard applies to a coaxial cable having diameter of ��0. 9mm non-additive sense (high or low frequency) two/four-core cable business groups ask axis telephone terminal equipment, wiring devices and equipment branch line.

Coaxial cable business telephone system installation and construction of the cable and coaxial cable channel multiplexer can supply equipment, opened, commissioning, routine maintenance and communications liaison conference call when in use, while providing a channel for telemetry signals.

The criterion-referenced using CCITT (CCITT) Yellow Book (1980) relevant recommendations.

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Document preview — SJ 3208-1989

National Standard of the People's Republic of China

Classification: M 31

What this standard covers1
Document data2

What this standard covers

This standard applies to a coaxial cable having diameter of ��0. 9mm non-additive sense (high or low frequency) two/four-core cable business groups ask axis telephone terminal equipment, wiring devices and equipment branch line. Coaxial cable business telephone system installation and construction of the cable and coaxial cable channel multiplexer can supply equipment, opened, commissioning, routine maintenance and communications liaison conference call when in use, while providing a channel for telemetry signals. The criterion-referenced using CCITT (CCITT) Yellow Book (1980) relevant recommendations. The standard for equipment manufacturers and the use of the unit as a set of acceptance and maintenance practices basis.

Document data

Chinese classification (CCS): M31.

Estimated length of the Chinese original: 9,961 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

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