Joke Collection Website - Bulletin headlines - Matters needing attention in the layout of workshop network cable
Matters needing attention in the layout of workshop network cable
2. All cables shall be laid with PVC pipe groups, and try to avoid cable twisting and 90-degree straight bending when threading.
3. When laying the network cable, try not to lay it parallel to the AC power cord, and keep the distance between the socket and the power socket above 20 cm. To prevent magnetic field interference caused by alternating current.
4. Network cable is different from ordinary cable. In order to ensure higher bandwidth, the quality of network cables is required to be higher, and more than five types of cables need to be used, and the connection of network cables must be terminated by special modules and connectors.
5. It is required that the length of the network cable in each room should not exceed 40 meters, and there should be no connectors in the middle. In particular, it is not allowed to use a short network cable after connecting with tape (such as power cord).
6. The introduced network cable can be distributed in the weak box embedded in the entrance of the hall together with the introduced telephone line.
You must pay attention to the layout design and wiring design of electrical appliances before DX decoration. . . . Hehe, so, the first thing we need to do is to draw a floor plan of the living room, then mark all the planned information points on the floor plan, and then draw the lines that need to be connected into the floor plan, and roughly calculate the lengths of various cables (rather long than short). The procurement of materials is mainly PVC pipes and various wires, and the requirements of wires are firmness and good quality. Needless to say, the network cable, no matter whether the speed of 1000M is needed in the future, it is best to buy super-class 5 twisted pair, and the telephone line is directly replaced by twisted pair. Because all kinds of cables have to be buried underground or in the wall for a long time, they can't be replaced at will. Therefore, the quality of cables is particularly important. Don't save money for the time being, but buy cables from regular channels. Remember! Remember!
Another thing that should be paid attention to in construction ... so that everyone can see whether DX door is employed by prospective workers according to this standard. This is the details of the construction. ....
1. Before wiring, labels with information point labels shall be attached to both ends of each conductor. The labels must be written correctly and clearly, and the labels shall be firm and not easy to fall off and return.
2. The wires in the trunking must be fixed and not bent. When multiple wires are bundled, they should be arranged neatly and not intertwined. When placing the wire, don't use too much force to avoid the wire breaking.
3. When the wire extends from the nozzle and slot, it must be protected to avoid damaging the wire.
4. Fire prevention measures should be taken when conducting naked flame operations (such as electric welding and oxygen cutting) around wires, pipelines and trunking to avoid burning and burning out wires.
5. There should be a certain margin at both ends of the wire:
(1) Leave a margin of 0.2-0.3m at the outlet of the socket.
(2) In the wiring cabinet, when the wires are from top to bottom, the length of the wires should be pulled obliquely to the corner of the ground; When the wire goes from bottom to top, the length of the wire should be pulled obliquely to the corner of the wall.
(3) When terminating the super-Category 5 information socket, the distance from the peeling head of the super-Category 5 cable to the skin should be as short as possible, and it needs to be wound one more time along the twisting direction to ensure that the twisting degree of the super-Category 5 cable will not be damaged when terminating, thus affecting its super-Category 5 transmission standard.
(4) When reserving the bottom hole of the information socket, put a rubber protective sleeve on the entrance of the branch pipe or grind off the quick opening at the interface to ensure that the horizontal line will not be damaged by the quick opening at the entrance when introducing.
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