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DC power surge protector Type 2 - 24 Vdc

DDC20CS-20-38
Part Number 828210421
DDC20CS-20-38
  • Type 2 DC power surge protector
  • Compact design
  • Imax: 20 kA
  • Pluggable module
  • Low Up protection level
  • Remote signaling
  • Compliance prIEC 61643-41 and UL1449 ed.5
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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 24Vdc
Nominal PV voltage
 Uocstc 24 Vdc
Max. AC operating voltage
Uc 30 Vac
Max. PV operating voltage
 Ucpv 38 Vdc
Max. DC operating voltage
 Uc 38 Vdc
Max. load current
@25°C
 IL 20 A
Residual Current
Leakage current to Ground
 Ipe < 0.1 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 10 kA
Max. discharge current
max. withstand @ 8/20 µs by pole
 Imax 20 kA
Total Maximum discharge current
max. total withstand @ 8/20 µs
Imax Total 40 kA
Current withstand short circuit PV
 Iscpv 1000 A
Connection mode(s)
 +/-/PE
Protection level +/PE (-/PE)
@ In (8/20µs)
 Up 250 V
Admissible short-circuit current
 Isccr 10 000 A
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)
 MDDC20C-20-38
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
 0.103 kg
Standards compliance
 prIEC 61643-41 and UL1449 ed.5
Thermal disconnector
 Internal
Back-up protection device
20 A min. - 125 A max. - Fuses type gG