Integrated Wiring engineering is very important in the cabling industry. It is often used in smart buildings and office buildings. During construction, we will encounter many problems and it does not matter, next, I will share with you some experiences and precautions in integrated wiring engineering and some answers to some questions.
I. issues that should be paid attention to during the construction of integrated wiring project
Because the design of the integrated network cabling project plays a decisive role in the entire process of cabling, the design mechanism of the project implementation should be cautious. On the whole, we should first pay attention to compliance with standardized standards during design implementation. The implementation design of structured cabling should not only be rigorous, meet user requirements, but also make the cost reasonable and conform to standardized standards. There are strict regulations and a series of standardized standards for structured cabling at home and abroad. These standards have clearly defined all aspects of the structured cabling system and stipulated their design requirements and technical indicators;
Secondly, it is designed according to the actual situation. First, we must fully investigate and study the buildings implemented in the project, and collect the drawings and materials of the construction, decoration, and other related projects of the building, in addition, we fully consider the user's construction investment budget requirements, application requirements, construction progress requirements, and other factors. If the Structured Cabling scheme is determined when the building is under preparation, you can propose specific requirements for the structured integrated cabling project to the design institution of the building based on the overall layout and cabling requirements of the building, in this way, some preliminary cabling projects can be completed while building. If the cabling project is implemented simultaneously with the interior decoration project on the basis of the original building, the cabling design must be carried out according to the original building situation, the decoration project design and the actual exploration results;
Finally, pay attention to the selection and layout. The material selection and layout of the Integrated Wiring project have a direct impact on the construction cost. In the design, appropriate types of cabling cables and connectors should be selected based on the needs of network construction institutions. The different levels of selected cabling materials have a great impact on the overall technical indicators of the solution. We recommend that you use a vendor's series of ancillary products in cabling, because cabling is a system, rather than a simple combination of cables and components. In addition to the direct impact on the construction cost, the layout arrangement design also relates to the rationality of network cabling. For a multi-storey building, the information center network room for the network trunk switch of the entire building is installed, it is best to set the middle floor of the building. If the wiring room is set for each floor, it is best to set it in the middle of the floor. This design can not only shorten the wiring length of the vertical and horizontal trunk subsystems, but also save materials, reduces costs and reduces unnecessary Channel Transmission distances, which improves the communication quality.
In terms of details, it is also important to note that the construction site supervisors should be conscientious and responsible, handle various situations in the construction process in a timely manner, and coordinate and handle opinions of all parties; if unforeseen problems occur during on-site construction, report the problem to the engineering unit in a timely manner and propose a solution for the engineering unit to study and solve the problem on the spot to avoid affecting the project progress, it should be promptly and properly resolved; the newly added points of the engineering unit should be promptly reflected in the construction drawing; the phase inspection and acceptance should be carried out on some sites or sections in a timely manner to ensure the quality of the project; it is best to develop a project schedule, but leave room for the preparation of the project schedule, and consider the impact of other projects on the project during construction, so as to avoid the failure to finish the project on time and hand over the work, therefore, we recommend that you use the supervisor to assign a task table and a work room construction table.
At the end of the project construction, you should also pay attention to cleaning up the site to ensure that the site is clean and beautiful; repair the wall holes, shafts, and other joints; a summary of various remaining materials, place the remaining materials in one place, and register the available quantity. Complete the summary materials: Construction report, integrated wiring engineering drawing, construction process report, and test report; use report and acceptance report required for integrated wiring project acceptance.
Ii. Questions and answers on integrated wiring engineering experience
1. Why is there a connector in the threading tube? Where should the joint be located?
It is usually not connected in the threading pipe, that is, if the length of the wire is not enough to connect, the connector of the wire cannot be in the threading pipe, should be in the switch, socket, lamp box and other junction box wiring, otherwise, it is easy to cause blockage in the pipe, poor heat dissipation, difficult to find fault points, difficult to maintain, and may lead to electrical fire.
2. Why is the mobile bedside lamp prohibited?
The mobile bedside lamp switch is * Soft insulated wire connected with the switch. If the wire and switch are separated during use, the exposed electrified wire head may cause fire or electric shock.
3. Why must the lighting switch be connected in series to the target line?
If the lighting switch is connected to the zero line, although the light is not on when it is disconnected, the phase line of the lamp is still connected, people think that if the light is not on, they will mistakenly think that the light is in the power-off status. In fact, the Earth-to-Earth voltage at each point on the lamp is still 220 V Dangerous voltage. If people touch these actually charged parts when the lamp is off, electric shock will occur, therefore, all kinds of lighting switches or single-phase small capacity electrical equipment switches can ensure safety only when connected to the phase line.
4. What problems should I pay attention to during electrical acceptance after the decoration?
All the switches of the circuit need to normally control the power supply. All the sockets need to conduct power-on experiments. The left-to-right phase, the distance between the strong and weak current sockets should be no less than 30 centimeters.
5. What precautions should I pay attention to when the weak current is pre-embedded?
In the integrated wiring project, the PVC fire-retardant pipe should be set, and the pipe should be horizontal and vertical, and the elbow should be used in case of bending; the weak current generally does not go to the ground; the minimum distance between the strong current and the weak current unfair slot is 300; the sound line and wide line cannot be connected, and the telephone line network line must use special connectors or distributors. After the weak current is arranged, the test should be conducted to ensure that the weak current is smooth after the sealing trough.
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