Plug-in surge arrester / Surge Protection Device (SPD) – type 2 – ABB (OVR series) – OVR T2 4L+3L 40-275 P QS QS – 7-poles (7P) – Plug-in / DIN rail mounting (124.6mm width) – Maximum discharge current (Imax) 40kA – Maximum continuous voltage (Uc) 275V…