Precautions for laying wires and cables indoors

1. Unarmored cable is laid openly in the house, when it is laid horizontally, its interval to the ground should not be less than 2.5 meters; when it is laid straight, its interval to the ground should not be less than 1.8 meters. When the above requirements can not be met should be avoided when the cable mechanical damage to the approach; when laid in the distribution room, motor room, equipment layer and other special rooms, not subject to this constraint. 2. the same voltage cable laid side by side, the net distance between the cable should not be less than 35 mm, and should not be less than the cable outer diameter; when laid in the bridge, tray and trunking, not subject to this constraint. 1 kilovolt and the following power cables and control cables with a 1 kV Above power cables should be laid separately. When laying side by side, the net distance should not be less than 150 mm. 3. Overhead open cable and heat pipe net distance should not be less than 1 meter; when the net distance is less than or equal to 1 meter, should be adopted thermal insulation. And non-thermal pipeline net distance should not be less than 0.5 meters, when the net distance is less than or equal to 0.5 meters, should be in close proximity to the pipeline cable section, as well as by the two ends of the section extends outward not less than 0.5 meters within the cable section, to avoid mechanical damage to the cable by the method.

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