How to design an office building comprehensive wiring system?

How to design an office building comprehensive wiring system?

1. System summary

The Premises Distributed System abbreviation is the basis for the information transmission system in the building or the building complex. It is the basic channel for intelligent system data and voice transmission. It connects voice and data communication equipment, switch equipment, and information management systems, and also connects these devices to external communication networks. The comprehensive wiring system consists of components of different series, including: transmission medium, line management hardware, connectors, sockets, plugs, adapters, transmission electronic lines, electrical protection equipment and support hardware.

Second, system architecture

On the basis of the comprehensive wiring system, the computer network, telephone network, and intelligent control network that can form throughout the building complex can be formed. The integrated wiring system is the most basic and most important part of the information system. Its quality directly affects The performance and life of the information system. The comprehensive wiring system of the park consists of six subsystems, namely: work area subsystems, horizontal zone subsystems, vertical zone subsystems, management intercate subsystems, equipment intercate sub -systems, and building group subsystems. The system schematic diagram is shown below:

Considering the safety level of this project, the recommendations of this system are as follows:

1. Internal network:

Equipment room: Printing workshop, packaging workshop 2-floor-data machine room;

Vertical main trunk: outdoor 12 -core 10 -dimensional single -mode optical cable; horizontal area: six types of shielding twisted lines;

Set a fiber to the desktop point in each conference room.

2. Intelligent special network:

Equipment room: printing workshop, packaging workshop 2-floor-fire control room;

Vertical main trunk: outdoor 6 -core 10 -dimensional single -mode optical cable;

Horizontal area: six types of non -shielding twisted lines.

3. Voice:

Vertical main trunk: outdoor 100 pairs of large -pair cables; horizontal area: 6 types of non -shielding twisted lines.

3. Technical requirements for various systems

3.1 Internal Network

3.1.1 Working Area

It is composed of the connection (or plug -in soft line) of the terminal device. The computer terminal is connected to the data information socket through the RJ45 jumper, and the telephone terminal is connected to the data information socket through the RJ11 jumper. Among them, the data and voice information socket sockets use standard modules. The bottom box of the socket is 30cm from the decoration ground. Information sockets can also access wireless network bridges and provide wireless access.

The information sockets in each working area are mainly installed on the wall near the access point. If the ground is installed, the ground socket should be provided specially. The wall dark installation information socket should be fixed in the metal wiring box; the ground installation socket can also be connected to the wireless net bridge to provide wireless access.

The UTP information socket of the working area is configured with a type 86 information socket. The socket panel is transparent to the dust cover. It is easy to see the module color through the panel. Each information point can be used for telephone, data, images, etc. It meets the technical performance requirements of ATM and Gigabit.com to meet the development and application of new technologies. The six types of information sockets (CAT6) are adopted to meet the international flame retardant standards of V94-0 and the transmission of adjusting data and voice signals. The transmission parameters can be tested to 250MHz.

The information module can be installed with a plane or diagonal angle in conjunction with the panel, and some of the places need to use an outer convex 45. Instead panels, panels should have information modules with a variety of colors to distinguish data points or voice points. The panel should be British -style, and the obvious voice and data identification should be used. The panel is installed with a single -mouth or double -port RJ45 panel, with 0.3m of the bottom border (room with overhead floor, 0.3m of the floor -to -ground floor space)

The cable connection must be executed according to the TIA/EIA568-B standard. The data jump line adopts the original RJ45 original jumping line. There can be a variety of colors in jump lines, and modules with corresponding colors meet the management needs of different areas or systems.

The conditions for setting up wireless APs in important areas are used for user wireless access

3.1.2 Horizontal subsystem

The copper cable information point is six types of shielding configuration. Each information point can be applied flexibly, which can be converted to the access phone, computer, or data terminal at any time. With the further application requirements of users, in addition to meet the standards required by all products, the electronic compatibility of the EMC standard must be met. Require.

The six types of FTP copper cables approved by the latest international standards such as EIA/TIA568-B2 are minimum requirements. It has a high cost performance considering the economy and taking into account the needs of future network development. The six types of shielding horizontal cables should be 4 pairs of twisted cables. The central cross skeleton design should be used. All six types of horizontal cables and link requirements have international independent third -party testing agencies UL or ETL. Personal safety and equipment safety.

To reduce waste, the cable length mark should be a decreasing line long mark, and the cable should be equipped with peeling and pulling lines for construction.

3.1.3 Management subsystem

The voice wiring rack should use the 110 IDC card connecting wiring frame, and the connection bar of the wiring frame should have six types of performance. In order to ensure the flexibility of the information point, the voice wiring frame requires that when the cross -jump line is adopted, the modular jump line is used. The voice wiring rack should be installed in the 19 “cabinet. . In daily maintenance, the system will not affect the normal use of the system. The base of the voice wiring must be steel material.

Data horizontal cable connection part is required to use standard cabinet type 24 types of six types of RJ45 type RJ45 type wiring racks. It can be transmitted by 300MHz available bandwidth, and transmission performance supports up to 4.8GB/s data transmission. The module routing is required to be a modular wiring frame, which can be compatible with a variety of types of modules (six types of 10,000-dimensional optical fiber S-Video, etc.), and can be equipped with a wiring rack with a transparent magnifying glass effect label bar.

The six types of shielding lines of the modularization should be 4 pairs of twisted cables. There are ten stripes in the cable. The system can provide a channel bandwidth of 300MHz in the system, and the life is ≥1000 times. All jumping lines should be placed in the engineering plastic cable manager. The color of the jumping cable is the same as that of the plug cover. The two ends are designed compact and compatible with high -density of network equipment. All six types of jump lines are CM flame retardant materials.

The end -connecting horizontal cable adopts the RJ45 module -type wiring rack. All modules meet and exceed six types of non -shielding standards. The requirements for the optical fiber wiring frame of the network center can be installed in front and back to install the jump line in front and can be slide and install the fiber. The transparent panel and cover are used. The front and rear panels and the cover can be flexibly disassembled and opened. Management and maintenance. The phone trunk cable uses a card -connected wiring rack. The voice jump line according to the voice information point 1: 1 fast -connected voice jump, the length and size are suitable. The data jump line according to the data information point 1: 1 fast -connected six -type jump line, the length and size are suitable.

The optical fiber followed and the corresponding coupling device uses more advanced high -performance, low -decline consumption, and high -density small fiber LC connector.

The cabinets of the internal and external networks are separately configured separately.

3.1.4 The main subsystem

The data main trunk uses an outdoor 9/125-OS2 single-mode optical cable and supports long-distance 10G transmission.

The vertical voice main trunks use 3 types of large -pair cables, and the capacity of vertical voice main cables. On the basis of the total number of voice information points managed by the existing floor wiring, 10%are reserved as later expansion and backup. The main trunk -to -line cable protective uses outer skin materials to meet international standards.

3.1.5 Equipment room subsystem

The telephone uses a card connection wiring.

The LC 24 -core high -density optical fiber wiring rack end is connected to each distributed line (IDF). The fiber wiring frame is equipped with a small fiber -encoder coupling panel with a color -encoded small fiber connector, which is convenient for easy and fast installation.

The optical fiber rack should be able to connect multi -core single -mode fiber, and facilitate the end connection and maintenance of the fiber. The optical fiber joint and the corresponding coupling device should adopt mature technology to facilitate large -scale on -site connection applications. It does not require epoxy resin, solidification and polishing, and it is easy to fiber fiber fiber fiber fiber fiber.

All cabinets use 19 -inch standard cabinets with internal fan, power and door locks.

Special tools and tests

It should include special tools for daily maintenance and testing of systems. After the installation of the wiring system, all information points must pass the basic link tests of EIA/TIA, ISO/IEC11801, EN50173, CE/CS and other related standards. The fiber needs to pass attenuation testing.

3.2 Intelligent Network

3.2.1 Horizontal subsystem

Copper cable information points are six types of configuration. Each information point can be applied flexibly, which can be converted to the connection phone, microcomputer or data terminal at any time, and as required by the user’s further application needs. In addition to meet the standards required by all products, the electronic compatibility of the EMC standard must be met. Require.

The six types of UTP copper cables approved by the latest international standards such as EIA/TIA568-B2 are minimum requirements. It has a high cost performance considering the economy and taking into account the needs of future network development. The six types of horizontal cables should be 4 pairs of twisted cables. The design of the central cross skeleton is used to ensure that the cable can be used for high -speed LAN horizontal wiring installation of up to 2.4GB/s. UL or ETL of international independent third -party testing agencies on its performance requirements to ensure personal safety and equipment safety at the time of fire.

3.2.2 The main subsystem

3.3 voice system

Fourth, the main equipment parameters

This part only needs to be attached to the equipment parameters you have, which is very convenient.

Equipment room: Printing workshop, packaging workshop 2-floor-data machine room;

To reduce waste, the cable length mark should be a decreasing line long mark, and the cable should be equipped with peeling and pulling lines for construction.

The data main trunk uses an outdoor 9/125-OS2 single-mode optical cable and supports long-distance 10G transmission.

The vertical voice main trunks use 3 types of large -pair cables, and the capacity of vertical voice main cables. On the basis of the total number of voice information points managed by the existing floor wiring, 10%are reserved as later expansion and backup. The main trunk -to -line cable protective uses outer skin materials to meet international standards.

In order to answer your doubts, the above is what we have organized about 24awg 26awg 28awg utp cat5 lan cable 4 pairs cat5e network cable patch cord cable, hope it can help you.

Author: ArticleManager