Surge protection for PV power plants installations PV power plants present a high risk of direct lightning impact and surges due to the large exposed area and the long lengths of the electric conductors.In order to avoid problems leading to costly damage and downtime, it is compulsory to install surge protectors at key points in the PV system. DLA-24D3 1-pair DIN rail plug-in Data surge protector DS60VGPV-1500G/51 Type 1+2 PV surge protector - 1500 Vdc PV Network AC Network OR DATA Network DAC1-13VG-31-275 Type 1+2+3 AC surge protector - Single phase