Accessories Arrester for d.c. Voltage Systems Medium-Voltage Surge Arrester Polymer Housing Porcelain Housing Transmission line Menu Accessories Arrester for d.c. Voltage Systems Medium-Voltage Surge Arrester Polymer Housing Porcelain Housing Transmission line IEC Class 2 up to 145 kV - 1392 IEC Class 3 up to 170 kV - 1393 IEC Class 2 up to 145 kV - 1392 Protection of electrical plants and transmission lines.1392 IEC Class 3 up to 170 kV - 1393 Protection of electrical plants and transmission lines.1393
