1 General Provisions
1.0.1 This code is formulated with view to standardizing the construction of network integrating voice, data, picture and multimedia services for buildings and campus.
1.0.2 This code is applicable to the engineering design of generic cabling system for constructed, extended and renovated buildings and campus.
1.0.3 The construction of facilities in generic cabling system shall be included in the corresponding planning and design of buildings and campus. The design shall be carried out according to the nature, functions and environmental conditions of engineering project and the short-/long-term subscriber demands, and the construction and maintenance convenience shall be taken into consideration to ensure the quality and safety of generic cabling system engineering and to achieve advanced technology and economic rationality.
1.0.4 Generic cabling system should be planned as a whole and also be designed synchronously together with the wiring of information network system, security technology and protection system and building automation system, etc., and its design shall be reasonably optimized according to the information transmission requirements of these systems.
1.0.5 In the engineering design of generic cabling system, the products selected shall be approved products which are accompanied with acceptance inspection report and meet the relevant technical requirements of the nation.
1.0.6 In addition to this code, the engineering design of generic cabling system shall also comply with those specified in the current relevant standards of the nation.
2 Terms and Abbreviations
2.1 Terms
2.1.1 cabling
a system composed of various cables, jumpers, patch cords and connecting hardwares which are capable of supporting the connection of electronic information equipment
2.1.2 campus subsystem
a subsystem composed of distributor, backbone cable between buildings, equipment cable, jumper, etc.
2.1.3 telecommunications room
a space used for placing telecommunication equipment and distributor for cable termination as well as carrying out cable cross connection
2.1.4 work area
isolated area for setting terminal equipment
2.1.5 channel
end-to-end transmission channel connecting two application equipment
2.1.6 link
a CP link or a permanent link.
2.1.7 permanent link
transmission line between telecommunications outlet and floor distributor, which excludes the cables in work area and the equipment cables and jumpers used for connecting floor distributors but may include a CP link
2.1.8 consolidation point (CP)
connection point in the horizontal cable route between floor distributor and the telecommunications outlet in work area
2.1.9 CP link
permanent link, including the connecting hardwares at both ends, between floor distributor and consolidation point (CP)
2.1.10 campus distributor
distributor used for terminating the campus backbone cable
2.1.11 building distributor
distributor used for terminating the building backbone cable or campus backbone cable
2.1.12 floor distributor
distributor used for terminating the horizontal cable and the cables in other cabling subsystems
2.1.13 building entrance facility
connecting hardware which provides mechanical and electrical characteristics meeting the relevant codes and leads the external network cable into the building
2.1.14 connecting hardware
a hardware or a group of hardwares used for connecting electric cable pairs and optical cables and fibres
2.1.15 optical fibre adapter
hardware realizing the optical connection of optical fibre connector
2.1.16 campus backbone cable
connecting cable between campus distributor and building distributor in a campus
2.1.17 building backbone cable
connecting cable between building entrance facility and building distributor, between building distributor and floor distributor, and between floor distributors in a building
2.1.18 horizontal cable
connecting cable between floor distributor and telecommunications outlet
2.1.19 CP cable
1 General Provisions
2 Terms and Abbreviations
2.1 Terms
2.2 Abbreviations
3 System Design
3.1 System Components
3.2 System Classification and Composition
3.3 Cable Length Division
3.4 System Application
3.5 Shielded Cabling System
3.6 Open Office Cabling System
3.7 Industrial Environment Cabling System
3.8 Cabling Used in Weak System
4 Fibre to the Subscriber Unit Communication Facilities
4.1 General Requirements
4.2 The Subscriber Access Point Settings
4.3 Collocating Principle
4.4 Cable and Wiring Equipment Selection
4.5 Transmission Indicators
5 System Configuration Design
5.1 Work Area
5.2 Wiring Subsystem
5.3 Link Subsystem
5.4 Campus Subsystem
5.5 Entrance Facilities
5.6 Distribution Management System
6 Performance Indicators
6.1 Cable and Connecting Hardware Performance Indicators
6.2 System Performance Indicators
7 Installation Requirements
7.1 Work Area
7.2 Telecommunications Room
7.3 Equipment Room
7.4 Line Room
7.5 Duct and Cable Tray Installation
7.6 Cable Laying
7.7 Equipment Installation Design
8 Electrical Protection and Grounding
9 Fire Prevention
Annex A System Indicators
Annex B Communication Services Supported by 8-bit-module Universal Outlet Terminal
Annex C Cable Transmission Performance and Transmission Distance
Explanation of Wording in this Code
List of Quoted Standard
1 General Provisions
1.0.1 This code is formulated with view to standardizing the construction of network integrating voice, data, picture and multimedia services for buildings and campus.
1.0.2 This code is applicable to the engineering design of generic cabling system for constructed, extended and renovated buildings and campus.
1.0.3 The construction of facilities in generic cabling system shall be included in the corresponding planning and design of buildings and campus. The design shall be carried out according to the nature, functions and environmental conditions of engineering project and the short-/long-term subscriber demands, and the construction and maintenance convenience shall be taken into consideration to ensure the quality and safety of generic cabling system engineering and to achieve advanced technology and economic rationality.
1.0.4 Generic cabling system should be planned as a whole and also be designed synchronously together with the wiring of information network system, security technology and protection system and building automation system, etc., and its design shall be reasonably optimized according to the information transmission requirements of these systems.
1.0.5 In the engineering design of generic cabling system, the products selected shall be approved products which are accompanied with acceptance inspection report and meet the relevant technical requirements of the nation.
1.0.6 In addition to this code, the engineering design of generic cabling system shall also comply with those specified in the current relevant standards of the nation.
2 Terms and Abbreviations
2.1 Terms
2.1.1 cabling
a system composed of various cables, jumpers, patch cords and connecting hardwares which are capable of supporting the connection of electronic information equipment
2.1.2 campus subsystem
a subsystem composed of distributor, backbone cable between buildings, equipment cable, jumper, etc.
2.1.3 telecommunications room
a space used for placing telecommunication equipment and distributor for cable termination as well as carrying out cable cross connection
2.1.4 work area
isolated area for setting terminal equipment
2.1.5 channel
end-to-end transmission channel connecting two application equipment
2.1.6 link
a CP link or a permanent link.
2.1.7 permanent link
transmission line between telecommunications outlet and floor distributor, which excludes the cables in work area and the equipment cables and jumpers used for connecting floor distributors but may include a CP link
2.1.8 consolidation point (CP)
connection point in the horizontal cable route between floor distributor and the telecommunications outlet in work area
2.1.9 CP link
permanent link, including the connecting hardwares at both ends, between floor distributor and consolidation point (CP)
2.1.10 campus distributor
distributor used for terminating the campus backbone cable
2.1.11 building distributor
distributor used for terminating the building backbone cable or campus backbone cable
2.1.12 floor distributor
distributor used for terminating the horizontal cable and the cables in other cabling subsystems
2.1.13 building entrance facility
connecting hardware which provides mechanical and electrical characteristics meeting the relevant codes and leads the external network cable into the building
2.1.14 connecting hardware
a hardware or a group of hardwares used for connecting electric cable pairs and optical cables and fibres
2.1.15 optical fibre adapter
hardware realizing the optical connection of optical fibre connector
2.1.16 campus backbone cable
connecting cable between campus distributor and building distributor in a campus
2.1.17 building backbone cable
connecting cable between building entrance facility and building distributor, between building distributor and floor distributor, and between floor distributors in a building
2.1.18 horizontal cable
connecting cable between floor distributor and telecommunications outlet
2.1.19 CP cable
Contents of GB 50311-2016
1 General Provisions
2 Terms and Abbreviations
2.1 Terms
2.2 Abbreviations
3 System Design
3.1 System Components
3.2 System Classification and Composition
3.3 Cable Length Division
3.4 System Application
3.5 Shielded Cabling System
3.6 Open Office Cabling System
3.7 Industrial Environment Cabling System
3.8 Cabling Used in Weak System
4 Fibre to the Subscriber Unit Communication Facilities
4.1 General Requirements
4.2 The Subscriber Access Point Settings
4.3 Collocating Principle
4.4 Cable and Wiring Equipment Selection
4.5 Transmission Indicators
5 System Configuration Design
5.1 Work Area
5.2 Wiring Subsystem
5.3 Link Subsystem
5.4 Campus Subsystem
5.5 Entrance Facilities
5.6 Distribution Management System
6 Performance Indicators
6.1 Cable and Connecting Hardware Performance Indicators
6.2 System Performance Indicators
7 Installation Requirements
7.1 Work Area
7.2 Telecommunications Room
7.3 Equipment Room
7.4 Line Room
7.5 Duct and Cable Tray Installation
7.6 Cable Laying
7.7 Equipment Installation Design
8 Electrical Protection and Grounding
9 Fire Prevention
Annex A System Indicators
Annex B Communication Services Supported by 8-bit-module Universal Outlet Terminal
Annex C Cable Transmission Performance and Transmission Distance
Explanation of Wording in this Code
List of Quoted Standard