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DC power surge protector Type 2 - 350 Vdc

DDC40CS-20-460
Part Number: 828411121
DDC40CS-20-460
  • Type 2 DC power surge protector
  • Compact design
  • Imax : 40 kA
  • Pluggable module
  • Remote signaling
  • Low Up protection level
  • Compliance prIEC 61643-41 et IEC 61643-31

The technology based on high energy varistor equipped with thermal disconnection mechanism offers protection efficiency and and a maximal reliability. High-energy varistor technology combined with disconnectors, provides maximum protection efficiency and reliability. The Type 2 DDCC version is particularly compact and available for voltages from 12 to 350 Vdc.


SPD type 2
Network DC network 350 Vdc
Nominal PV voltage Uocstc 350 Vdc
Max. AC operating voltage Uc 350 Vac
Max. PV operating voltage Ucpv 460 Vdc
Max. DC operating voltage Uc 460 Vdc
Max. load current IL 20 A
Residual Current Ipe < 0.1 mA
PV Permanent Operating current Icpv < 0.1 mA
Nominal discharge current In 20 kA
Max. discharge current Imax 40 kA
Total Maximum discharge current Imax Total 80 kA
Current withstand short circuit PV Iscpv 1000 A
Connection mode(s) +/-/PE
Protection level +/PE (-/PE) Up 1400 V
Network type DC
Technology MOV
Connection to Network By screw terminals: 1.5-10mm² (actives wires) and 2.5-25mm² (ground)
Compact Yes
Format Plug-in modular box
Plugable Yes
Mounting Symmetrical rail 35 mm (EN 60715)
Housing material Thermoplastic UL94 V-0
Operating temperature Tu -40/+85°C
Protection rating IP20
Outdoor application No
Failsafe mode Disconnection from DC network
Disconnection indicator 1 mechanical indicator - Red/Green
Spare module(s) MDDC40C-20-460
Remote signaling of disconnection Output on changeover contact
Wiring for remote signaling 1.5 mm² max.
Max. Voltage/Current for remote signaling 250 V / 0.5 A (AC) / 30 V / 3 A (DC)
Dimensions See diagram - 1TE (EN43880)
Weight 0.160 kg
Standards compliance IEC 61643-11 / EN 61643-11 / UL1449 ed.5
Thermal disconnector Internal
Fuses 50 A min. - 125 A max. - Fuses Type gG