products Arrester CITEL Solar PV/ESS Class 2 Photovoltaic SPD DS50PV/51 Series DS50PV/51 Series • Type 2 PV DC SPD• Operating voltage: 500Vdc, 600Vdc, 1000Vdc, 1250Vdc, 1500Vdc• Extended service life• Common and differential mode protection• Remote signaling (optional)• Compliant with UTE C61-740-51 and EN 50539-11• CE Technical Support, Sales & Service Tel. +82-2-2616-0533