Fig. 2From: Impact of volcanic ash from Cotopaxi-2015 and Tungurahua-2016 eruptions on the dielectric characteristics of suspension insulators, Ecuadora Overhead electric transmission line as seen from the ground. Its main structural parts are conductors, insulator strings and the transmission tower. Note the person for scale. b ANSI 52–3 string unit insulator schema with its main parts and bottom view picture of a porcelain insulator. This insulator is one of the most used ones in Ecuadorian electric transmission linesBack to article page