... with steel tape armor, for laying indoors, tunnel, and in ducts, and in ground ,able to withstand heavily mechanical force, for ... fixed installationZR-KVV, copper conductor PVC insulated and sheathed flame retardant control cable, for laying indoors, in ... cable should be retardantZR-KVV22, copper conductor PVC insulated and sheathed flame retardant control cable with steel tape, for ...