DC power surge protector - 48 Vdc

Part Number: 828110112
  • Surge protector for DC supplies 2-pole
  • Type 1 + 2
  • In: 15 kA / Imax: 30 kA
  • Iimp: 4kA
  • Pluggable module
  • Remote signaling (option)
  • prIEC 61643-41 compliance

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 1+2
Nominal DC voltage Un-dc 48 Vdc
Max. AC operating voltage Uc 50 Vac
Max. DC operating voltage Uc 65 Vdc
Residual Current Ipe < 0.1 mA
Follow current If None
Nominal discharge current In 15 kA
Max. discharge current Imax 30 kA
Impulse current by pole Iimp 4 kA
Total lightning current Itotal 8 kA
Connection mode(s) +/PE and -/PE
Protection level +/PE (-/PE) Up 300 V / 600 V
Admissible short-circuit current Isccr 50 000 A
Network type DC
Technology MOV
SPD configuration 2-poles
Connection to Network Srew terminals: 2.5-25mm² +/-: 1.5-10mm²
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 AC network
Disconnection indicator 2 mechanical indicators - Red/Green
Spare module(s) MDDC30-65
Remote signaling of disconnection Option DDC30S-20-65: 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 - 2TE (EN43880)
Weight 0.167 kg
Standards compliance prIEC 61643-41
Thermal disconnector Internal
Fuses 50 A min. - 125 A max. - Fuses Type gG