Three-phase Surge Protective Device GSK2-230/50 3+1 S for TN-S Systems

Three-phase modular ultrasonic protection devices of class II combined type for networks with earthing system of TN-S type. UO = 230 V AC. Imax(L/N, N/PE) (8/20) = 50 kA.

In(8/20) = 20 kA. They are installed within 1 - 2 lightning protection zones (in accordance with GOST R IEC 62305-1 and CO-153-34.21.122-2003).