For LV installations, especially to sub-distribution boards. Protection of installation and devices against impact of induced surge during
a lightning strike or switching surges.
(SLP-275 V/1(S
Un = 230 V AC
(In = 20 kA (8/20 μs
(Imax = 40 kA (8/20 μs
Up . 1.35 kV
For single-phase TN-C systems
S) remote status signaling version)