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It is best to use plastic copper wire for walls and underground buried wires, and be sure to use wire pipes or trunking. Only pipes can be used underground, and the interface should be glued with PVC. Places with water (e.g. toilets) cannot be routed underground.
The socket should be equipped with a live wire, a neutral wire and a ground wire, four switches for the bath bomb, 1 in and 4 out, and 5 live wires. The fire and the ground should be clearly distinguished by three colors.
The brand is not a big problem, the key is that the wire diameter is thick enough. Home decoration generally uses square millimeter plastic copper wire, the main line uses 4 square meters, and the light switch can use 1 square meter. The texture of the good wire is soft and the outer skin is flame retardant. Good wire pipe and trunking have good toughness, and they cannot be torn apart when folded, and they are flame retardant.
It is recommended to plan first, and then buy lines and line pipes according to actual needs. Generally, you can buy square lines, 80 square meters are estimated to use 2-3 rolls of red line, 1 roll of blue line, 1 roll of black line. The line pipe can be used with 4 pipes or 3 pipes, PVC glue 1 small bucket.
It is best to hire a professional electrician for wiring.
It is recommended to synchronize the information cable, TV cable and audio cable.
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If there are not many lights, 4 rolls should be enough.
The line of 100 meters is generally more than 90m, 2 bundles of square, 1 bundle of 4 square, 1 bundle of square, it is enough, maybe 4 square is not used, you can find neighbors to buy a bundle.
The square is the most used, with an average of about 8 cents a meter.
Buy more can get more than 7 cents, but your own home is not that bad, *** is the key.
Some large building materials supermarkets such as Oriental Home and B&Q are sold cheaply because the wires are relatively transparent.
It's more cost-effective to go there and buy it.
But other small items have to go to building materials wholesale stores, because large supermarkets are full of branded accessories, which are a little more expensive than ordinary stores.
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The general household dosage is 6m square meters.
For example: 80x6 = 480 (about 5 turns of wire).
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The unit of a house is too extensive, one bedroom and one living room are one set, two bedrooms and one living room are one set, three bedrooms and one living room are still one set, and so on. It would be nice to be more detailed. Generally, the number of wires is 2 turns of copper core wire, 2 turns of copper core wire (or 4 turns), or 4 turns, and 2 turns of 4mm copper core wire.
The network cable is generally 50m, and the TV line is 30m, and the specific number is determined by the actual decoration situation.
If you don't have a suspended ceiling, you can install it ordinarily, or you can't have 16 turns of wire. The length of regular national standard wire brands, such as Jinlongyu and Jinhuanyu, is still relatively guaranteed.
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Others say that it is 4 circles of copper wire, and the circuit must be bad. If the normal ones are double-open and dual-control, it will take so much to replace the original wires. I'm afraid that when the time comes, the electrician will not replace the old wire, and take away the one you bought, basically 9 out of 10 electricians.
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It is possible that the current coils are generally not 100 meters of the national standard, basically 80-90 meters, so your 16 circles are about 1400 meters, and when installed, they are all double lines equal to your 1400 meters is equivalent to 700 meters, more than 100 square meters should be 2-3 bedrooms, plus bathrooms, living rooms, kitchens, there are basically 6-7 bedrooms, so you need so many coils!
Remember to adopt it.
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According to the size of the house to arrange reasonably, the size of the area is different, the number of circles required is not the same1, first locate the position of the high-power load, and the power of all household appliances, to determine the cross-sectional area of the total power supply.
2. Layout the power cord, generally leave the power cord with a large margin cross-sectional area indoors, and reserve the power wiring row in each room.
3. According to the room layout, the power cord of the air conditioner should be routed separately, and the other power cords should be routed separately.
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