DDC30C-20-65 DC power surge protection 48 VDC - 2 Pole (+, -)

Electrical Characteristics

• SPD type: IEC 2
• Network DC network: 48 Vdc
• Nominal PV voltage Uocstc: 48 Vdc
• Max. AC operating voltage Uc: 50 Vac
• Max. PV operating voltage Ucpv: 65 Vdc
• Max. DC operating voltage Uc: 65 Vdc
• Max. load current @25°C IL: 20 A
• Residual Current Leakage current to Ground Ipe: < 0.2 mA
• PV Permanent Operating current Current consumption at Ucpv Icpv: < 0.1 mA
• Follow current If None Nominal discharge current 15 x 8/20 μs impulses In: 15 kA
• Max. discharge current max. withstand @ 8/20 μs by pole Imax: 30 kA
• Total Maximum discharge current max. total withstand @ 8/20 μs Imax Total: 60 kA
• Current withstand short circuit PV Iscpv: 1000 A
• Connection mode(s): +/-/PE
• Protection level +/PE (-/PE) @ In (8/20μs) ;Up: 300 V
• Admissible short-circuit current Isccr 10 000 A

Mechanical Characteristics

• Technology: MOV
• Connection to Network By screw terminals: 1.5-10mm² (actives wires) and 2.5-25mm² (ground)
• Format: Plug-in modular box
• Mounting: Symmetrical rail 35 mm (EN 60715)
• Housing material: Thermoplastic UL94 V-0
• Operating temperature Tu: -40/+85°C
• Protection rating: IP20
• Failsafe mode: Disconnection from DC network
• Disconnection indicator: 1 mechanical indicator - Red/Green
• Spare module(s): MDDC30C-20-65
• Remote signaling of disconnection Option DDC30CS-20-65: output on changeover contact
• Dimensions: See diagram - 1TE (EN43880)
• Weight: 0.100 kg

Disconnectors

• Thermal disconnector: Internal
• Back-up protection device: 50 A min. - 125 A max. - Fuses Type gG

Standards

• Standards compliance prIEC 61643-41 and UL1449 ed.5