... than 12 times the outer diameter; 3 .control cable specification:ModelDescriptionApplicationKVVcopper conductor, PVC insulated, PVC sheathed, control cableSuitable for being laid indoors, in ... insulated, PVC sheathed, copper-tape shielded, control cableKVV22copper conductor, PVC insulated, PVC sheathed, steel-tape armored, control cableSuitable for being laid indoors, in cable trench and ...