The Citel DS50PV-1000 is a Type 2 surge protection device (SPD) specifically designed for photovoltaic (PV) power systems up to 1000 Vdc. Here's a comprehensive overview of its specifications and features:

 Electrical Specifications

• Nominal PV Voltage (Uocstc): 1000 Vdc
• Max Operating Voltage (Ucpv): 1060 Vdc
• Nominal Discharge Current (In): 20 kA (15 impulses, 8/20)
• Maximum Discharge Current (Imax): 40 kA (8/20 )
• Short-Circuit Current Withstand (Iscpv): 1000 A
• Protection Modes: Common and differential
• Residual Voltage at 5 kA: 3 kV
• Protection Level @ In (8/20 ): 3.6 kV (+/PE and -/PE)