Cable Concentric
-                SANS 1507 SNE Cable ConcentricXadhkahaan waxaa loo isticmaalaa sahay koronto oo leh nidaamyada Ilaalinta Multiple Earthing (PME), halkaas oo isku-darka Ilaalinta Dhulka (PE) iyo Dhex-dhexaadka (N) - oo loo yaqaan PEN - waxay isku xiraan dhexdhexaad-iyo-dhulka isku-dhafka ah ee dhulka dhabta ah meelo badan si loo yareeyo khatarta shoogga korantada haddii ay dhacdo in PEN jabo. 
-                SANS 1507 CNE Cable ConcentricWareegtada wejiga naxaasta ah ee si adag u sawiran, XLPE oo lagu dahaadhay kirishbooyada dhulka oo qaawan. 600/1000V fiilada isku xirka guriga Galka hoostiisa ayaa la dhigay naylon ripcord. Lagu soo saaray SANS 1507-6. 
-                ASTM/ICEA-S-95-658 Caadiga Aluminium Concentric CableKaari noocaan ah waxaa loo isticmaali karaa meelaha qalalan iyo qoyan, si toos ah loogu aasay ama dibadda; Heerkulkeeda ugu badan ee hawlgalka waa 90ºC iyo danabkeeda adeeg ee dhammaan codsiyada waa 600V. 
-                ASTM/ICEA-S-95-658 Caadiga ah Cable Copper ConcentricCopper Core Concentric Cable wuxuu ka samaysan yahay hal ama laba kirishbooye dhexe oo adag ama naxaas jilicsan, oo leh PVC ama XLPE dahaarka, kirishbooyada dibadda oo ka kooban dhowr fiilooyin naxaas ah oo jilicsan oo ku xayiran galka dibadda ah ee wareega iyo madow kaas oo laga samayn karo PVC, polyetylen thermoplastic ama XLPE. 
 
 				