3 plugs plug the wire, black brown yellow how to pick up the wire 2
If you are talking about the three-core wire, black - ground brown - line of blue - zero line. If it is 3 plugs, your wire is only 2 lines. Then the yellow received L, black received N.
When the wall is to be embedded in the line tube and then wear the wire to fill the hole switch
Look at the amount of your demand, if the amount of large, then you can squeeze the mold in the extrusion plant production.
If there is no wall, you can in the wall when the embedded tube, if it is already a good wall, it is necessary in the wall slotted wiring, how to do depends on your wall status.
