GB/T 4012-2013 English PDF

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GB/T 4012-2013: 2.6/9.5mm composite coaxial cable for telecommunication use
Status: Valid

GB/T 4012: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 4012-2013	349	Add to Cart	3 days	2.6/9.5mm composite coaxial cable for telecommunication use	Valid
GB/T 4012-1983	519	Add to Cart	4 days	2. 6/9. 5mm composite coaxial cable for telecommunication use	Obsolete

Similar standards

GB/T 3956   GB/T 3048.5   GB/T 3048.4   GB/T 9330   GB/T 5441   GB/T 4011   

Basic data

Standard ID: GB/T 4012-2013 (GB/T4012-2013)
Description (Translated English): 2.6/9.5mm composite coaxial cable for telecommunication use
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K13
Classification of International Standard: 29.060.20
Word Count Estimation: 15,185
Older Standard (superseded by this standard): GB/T 4012-1983
Quoted Standard: GB/T 2952.1-2008; GB/T 2952.2-2008; GB/T 2952.3-2008; GB/T 3048.4-2007; GB/T 3048.5-2007; GB/T 3048.8-2007; GB/T 3953-2009; GB/T 4909.2-2009; GB/T 5441.2-1985; GB/T 5441.3-1985; GB/T 5441.4-1985; GB/T 5441.6-1985; GB/T 5441.7-1985; GB/T 5441.8-1985; GB/T
Regulation (derived from): National Standards Bulletin 2013 No. 10
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the 2. 6/9. 5 mm coaxial cable integrated communication models, specifications, electrical properties, length delivery, acceptance criteria, test methods and marking packaging. This standard applies to the manufacture, acceptance a

GB/T 4012-2013: 2.6/9.5mm composite coaxial cable for telecommunication use

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
2.6/9.5mm composite coaxial cable for telecommunication use ICS 29.060.20 K13 National Standards of People's Republic of China Replacing GB/T 4012-1983 2.6/9.5mm coaxial cable integrated communications Issued on. 2013-07-19 2013-12-02 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Model 1 4 Specifications 2 3 to 5 coaxial 6 high/low frequency quads 3 7 high frequency twisted pair Group 4 8 low-quads 5 9 signal line 5 10 cable core 5 11 metal jacket 6 12 outer sheath 7 13 Cable 8 14 Delivery length 9 15 Acceptance Rule 9 16 Test Method 10 17 11 Packaging and marking

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 4012-1983 "2.6/9.5mm coaxial cable integrated communications," compared with the GB/T 4012-1983, in addition to Editorial changes, the main changes are as follows. --- Increase the requirements for the conductive material should be consistent with GB/T 3953-2009 regulations (see 5.1,6.1,7.1,8.1,9.1); --- Increased requirements for insulation materials should be consistent with YD/T 760-1995 provisions (see 5.2,6.2,7.2,8.2,9.2); --- Increased soft copper wire, it should be consistent with the standard GB/T 3953-2009 (see Chapter 6); --- Revised test methods conductive core diameter (see table 11, 1983 Edition Table 11); --- Modify the terminal impedance and impedance irregularities test methods (see Table 11, the 1983 edition of the Table 11); --- Revised test methods for working capacitance (see table 11, 1983 Edition Table 11); --- Modify the attenuation constant of the coaxial test methods (see Table 11, the 1983 edition of the Table 11); --- Revised test methods for the attenuation constant work line pairs (see Table 11, the 1983 edition of the Table 11); --- Modify the crosstalk test methods (see Table 11, the 1983 edition of the Table 11); --- Revised test methods capacitive coupling (see table 11, 1983 Edition Table 11); --- Revised test methods on the ground capacitance unbalance (see table 11, 1983 Edition Table 11); --- Test Method for increasing the shielding factor (see Table 11); --- Modified outer sheath acceptance rules (see table 11, 1983 Edition Table 11); --- Modify the provisions of the cable drum (see 17.1, 16.1, 1983 edition). The standard proposed by China Electrical Equipment Industrial Association. This standard by the national wire and cable Standardization Technical Committee (SAC/TC213) centralized. This standard was drafted. Shanghai Electric Cable Research Institute, Shenzhen City Jiaxiang Technology Co., Ltd. The main drafters of this standard. Jin Zhijie, Xinxiu Dong, Gao Huan, Zou Ye Long, Song Jie, Huangdong Lian. This standard replaces the standards previously issued as follows. --- GB/T 4012-1983. 2.6/9.5mm coaxial cable integrated communications

1 Scope

This standard specifies 2.6/9.5mm coaxial cable integrated communication models, specifications, electrical properties, length delivery, inspection rules, test side French flag and packaging. This standard applies to 2.6/9.5mm coaxial integrated communications cable manufacturing, acceptance and use. Cable apply this standard to 24MHz and the following analog trunk or high-speed data communication system, fax images, or other digital TV Analog broadband information transmission communication system. High-frequency and high-frequency quads twisted set for 123kHz and below the analog communication system. Four low frequency Line group for audio communication system.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 2952.1 ~ 2952.3-2008 cable outer sheath GB/T 3048.4-2007 electrical wire and cable performance test methods - Part 4. Conductor DC resistance test GB/T 3048.5-2007 electrical wire and cable performance test methods - Part 5. Insulation resistance test GB/T 3048.8-2007 electrical wire and cable performance test methods - Part 8. AC voltage test GB/T 3953-2009 electrician round copper wire GB/T 4909.2-2009 Test methods for bare wires - Part 2. Measure GB/T 5441.2-1985 Test methods for communication cable - Capacitance test bridge method GB/T 5441.3-1985 Test methods for communication cable and capacitive coupling to ground capacitance unbalance test GB/T 5441.4-1985 communication cable test methods for coaxial Impedance and impedance irregularities test pulse method GB/T 5441.6-1985 Test methods for communication cable crosstalk attenuation test - Comparison method GB/T 5441.7-1985 Test methods for communication cable attenuation coefficient test - Open and short circuit method GB/T 5441.8-1985 Test methods for communication cable coaxial attenuation constant frequency characteristic test of Comparative Law GB/T 5441.9-1985 Test methods for communication cable shielding work under ideal conditions frequency coefficient test JB/T 8137 (all parts) wire and cable delivery plate YD/T 760-1995 indoor communication cable with polyolefin insulation materials

3 Model

3.1 cable model in Table 1. 3.2 cable number represented by models, specifications and this standard. Example. aluminum sheath polyethylene sheath coaxial cable integrated communication contains four coaxial pairs, four high/low frequency quads, a low-frequency quads, four signals ......

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