What is the meaning of the wire tube under the water pipe?
The wire is best to wear hose. Hose hardware stores have, fiber tube. Can immediately use the power. Note that the installation of leakage protection switch, do not damage the insulation layer. Wire model selected: BVR, specifications selected one.
Fixed line with a single core of the good, moving the line with a good multi-core. From the tube to take the line, but also usually said that the dark line with a single core copper wire is better, not easy to damage the line, easy to line. Go straight or single-core good, can go look better, the price is cheaper. The current carrying capacity is absolutely equal. If the laying of dark lines, the general 4 square millimeters and below with a single core, more than 6 mm with multi-core, the line can be used single core. Induction cooker, air conditioning should be a separate wiring, with 2.5-4 square millimeters of the line, the living room 3 or more Guiji start when the current load is large, it is best to lay a separate 6 square mm line.
Generally in use green as a neutral line. Red, blue, yellow and so on as FireWire. Yellow and green lines as a ground line.