Photovoltaic surge protection for residential installation For low power PV applications, i.e. residences and small offi ces, it is necessary to consider surge protecting the AC output of the Inverter that connects directly into the electric power grid as well as the DC input side of the Inverter fed by the PV modules. DAC50-11-275 Type 2 AC surge protector - Single-phase AC NETWORK DAC40C-11-275 Compact 1-phase Type 2 (or 3) surge protector - 230 V - Pluggable AC NETWORK DS50PV-800G/51 Type 2 PV surge protector pv network Download flyerWatch video SPDs for Photovoltaic SPD PV domestic