1-pole Type 1 and Type 2 SPD for 48 Vdc
Part Number: 828110111
  • Surge protector for DC supplies 1-pole
  • Type 1 + 2
  • In: 15 kA / Imax: 30 kA
  • Iimp: 4kA
  • Pluggable module
  • Remote signaling (option)
  • prIEC 61643-41 compliance
Installation Sheet

The DDC range is type 1 + 2 pluggable surge protectors designed for equipment connected to DC powerlines. The technology based on high energy varistor equipped with thermal disconnection mechanism offers protection efficiency and and a maximal reliability.

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SPD type
following IEC test
1 ou 2
Nominal line voltage
48 Vdc
Nominal DC voltage
48 Vdc
Max. AC operating voltage L-N
50 Vac
Max. DC operating voltage
65 Vdc
Residual Current
Leakage current to Ground
< 0.1 mA
Follow current
Nominal discharge current
15 x 8/20 µs impulses
15 kA
Max. discharge current
max. withstand @ 8/20 µs by pole
30 kA
Impulse current by pole
max. withstand 10/350µs by pole
4 kA
Connection mode(s)
+/PE or -/PE
Protection mode(s)
Common mode
Protection level
@ In (8/20µs)
300 V
Technology MOV
SPD configuration 1-pole
Connection to Network by screw terminals: 2.5-25 mm²
Symmetrical rail 35 mm (EN60715)
Housing material Thermoplastic UL94-V0
Operating temperature -40/+85°C
Protection rating IP20
Outdoor application
Disconnection indicator 1 mechanical indicator
Spare module(s)
Remote signaling of disconnection
Option DDC30S-10-65: output on changeover contact
See diagram
Standards compliance
prIEC 61643-41
Thermal disconnector Internal
Fuses type gG - 50 A