The door of the root 10kv high-voltage poles above the three lines are leading down below the poles from the ground to the opposite road to the road, and now the problem is that I see the three lines are the other with the kind of black outside the kind of insulation Of the thick line, the upper end of the pole at the next point when the three lines are separated and then to the middle of the pole when I look outside and add a very thick black casing to a few lines are set in the root pipe Inside the child has been buried under the ground. Recently I found that under the bar in the thick black tube broken tube can also see the inside of the casing that three wires, but inside the wire that is no damage to the wire, I want to know is now outside the root Sleeves not if you accidentally touched inside one of the wire insulation will also electric shock? More
Can, do the relevant protective measures. Such as anti-bar, anti-pressure, anti-corrosion and the like
) With the hose is not good construction is necessary, but the role of protection or can play The You are inside the wall of steel, it is still important security, do not damage the steel
The general use of PVC threading pipe, electrical construction when the threading, in the future is the line, the inside of the old line pulled out convenient (but generally no one will change the line to play, as long as there is no accident, then electrical Line in the wall with a decade or eight no problem, once the need for change when your home may also have to prepare the second renovation
Wire casing is mainly used to protect the role of wire insulation, the hose can also play a protective role
