ZS-Solid Core Post Insulators;ZSX-Catanary Post Insulators;C-Operation Post Insulators;W-Anti-Pollution Type;Numerator after frist"-"-Nated Voltage;Denominator-Catilever Failing Load;N-Torsion Failing Load;L- Ënnen an Top Fittings sinn all mat Schrauwen Lach; Daten no der zweeter"-"-Klass vu Verschmotzungsniveau.
