Are multi-core cable, a very thin core, and the other compared to the core thicker less. Can docking? More
Not less than two walls of the finished wall on the line, if the shear wall that you may be in trouble.
Is the outer wall of the pipe from the wall to open the wire tube groove surface is not less than 15mm
Calculation of pressure value: 220v * 1.4 = 308v slightly higher than the electric pressure value, will be able to use. Note: Use both ends of the shield to ground. With a 200W bulb on the line, buried in the ground the best pipe.