| Description de l'article | Lightning current arrester with coarse and fine surge protection for two 2-CORE shielding floating signalling lines, installation at the line entry into building and also installation close to protected device / 230 V DC, max. 0, 5 A, replacement module, line separated from protective earth via GDT / D1, C2 EN 61643-21+A1, A2:2013, IEC 61643-21+A1, A2:2012 / pluggable module, coupling impedance (r - resistance), line separated from protective earth via GDT, lightning current arrester with coarse and fine surge protection for two 2-CORE signalling lines, installation at the boundary of LPZ 0 and LPZ 1 zones or higher, at the line entry into building and also installation close to protected device, for protection of telecommunication line against impact of surge voltage, coarse and fine surge protection (core - core) in differential mode and coarse surge protection in common mode (line - P |