Projekte von IEC/SC 17A

IEC 17A/468/FDIS Draft Amendment No. 2 to IEC 129: Alternating curent disconnectors and earthing switches Mehr  Kontakt zu DIN 
IEC 17A/1042/FDIS IEC 62271-112 Ed.1: High-voltage switchgear and controlgear - Part 112: Alternating current high-speed earthing switches for secondary arc extinction on transmission lines Mehr  Kontakt zu DIN