Free-standing arrester rod with foldable tripod and adjustable struts made of stainless steel, tested according to DIN EN 62561-(1+2). For protecting larger roof structures, with adjustment to the roof pitch up to max. 10°. The arrester rods are dimensioned according to Eurocode 1 (DIN EN 1991-1-4 + DIN EN 1991-1-4/NA) for a max. gust wind speed of 137 km/h. Version with a height of 8000 mm, including connection terminal for round conductors 6-10 mm.