Quick view SIEMENS, 3 Pole, 240/415V... Lightning arresters, Type 1 requirement class B, UC 350V Pluggable protective modules 3-pole, 3+0 circuit for TNC systems with remote display.
Quick view ABB, 7mm, 296V, 10kA, Surge... OVR SLTN & Surge arrester for data line protection (Pluggable)