Further information for Dehn + Soehne EXFS 100 - Our concern Isolating spark gap export connection thread M10 screws
Isolating spark gaps for the Ex area for indirectly connecting/earthing operationally separated system parts in the event of lightning. For safe use in explosion protection zone 1 (gases) or zone 21 (dust). ATEX-certified isolating spark gap for lightning protection equipotential bonding in accordance with DIN EN 62305 / VDE 0185 with low response voltage.