Type of wire-Number of wires and size of cross section of each wire-Type and size of conduit-Laying method!!!
It stands for the following as you said:
Type of wire-Number of wires and size of cross section of each wire-Type and size of conduit-Laying method!!!!
As you said it stands for the following:
--Ordinary single-insulated copper wire (BV)
--Double wire (2), a single wire cross-sectional area of 2.5 square millimeters (*2.5)
--With a diameter of 15mm PVC wire pipe (flame-retardant plastic pipe) through the pipe laid
--Concealed laying in the roof or ceiling (CC) or concealed laying in walls (CC) or concealed laying in the roof or ceiling (CC) or concealed laying in the walls (CC) or concealed laying in the roof or ceiling (CC) or concealed laying in the roof or ceiling (CC) or concealed laying in the walls (CC) or concealed laying in the roof or ceiling (CC). ) or concealed in the wall (WC).
Description: FC: concealed in the ground; WC: concealed in the wall; CE: along the surface of the ceiling or the roof surface; CC: concealed in the roof;
If you have any questions and then add points to the answer... Oh ...