Product Description
combination T1-T2 25/100kA of 4-pole high performance lightning current arrest er and encapsulated efficiency spark gap, connected in the 3Ph+1N mode installation at the boundary of zones LPZ 0 and LPZ 1 or higher, mainly to main distribution boards for protection against impact of direct or indirect lightning strikes in wide range of applications office or industrial buildings no follow current, zero leakage current with integrated backup fuse. SPD type 1 and type 2 - lightning current and surge arresters, combination type T1+T2 (B+C) (25/100 kA)