Family sheathed cable wiring precautions

 Plastic sheathed cable wiring is the use of aluminum or plastic card wire nails will have a double protective layer insulated wire laid directly on walls, floors and buildings, with good moisture, acid and corrosion resistance, line appearance, cost less . Laying plastic sheathed cable should pay attention to avoid the middle joint, as encountered in the joint connectors can be changed in the lamp holder box, plug or switch box and be introduced to the wire coating layer box. A standoff between the aluminum card distance should be less than 0.3m, wire terminals, electrical appliances at the turn and the access line cards to increase from less than 0.1m. Concealed wires in the walls or under the floor, steel or plastic pipe protection required. When the corner, sheathed cable bend radius should be larger than six times the width of the sheath. When the sheathed cable through the inner floor, not damage the wire protective layer, without joints. Minimum cross-section sheathed cable cores allowed for lighting line without protective grounding, copper core is 1mm2, aluminum is 1.5mm2. On line with protective ground, such as a single-phase three-hole outlet, copper core is 1.5mm2, aluminum is 2.5mm2. This article is provided by plug the power cord http://www.yimeidianqi.com/, please contact us for details.