Intliziyo ye-33 kV polymeric polymeric insulator ilele kulwakhiwo lwayo oluphambili. Intonga eyintloko, eyenziwe nge-fiberglass enamandla amakhulu e-epoxy resin, inika amandla e-axial tensile agqitha kakhulu leyo yezinto zemveli. Ngamandla angaphindwe ngokuphindwe izihlandlo ezili - 1,5 ezo zentsimbi eziqhelekileyo kunye nokuphindaphindwa kathathu ukuya kwezine iporcelain enamandla aphezulu, inokumelana noxinzelelo olugqithisileyo, en,