... PVC insulated and sheathed control cable. for laying indoors, in tunnels and inducts, for fixed installationKVV22, copper conductor PVC ... steel tape armor, for laying indoors, tunnel, and in ducts, and in ground ,able to withstand heavily mechanical force, for fixed ... and sheathed flame retardant control cable, for laying indoors, in tunnels and inducts, for fixed installation the cable should ...