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1-pole Type 1 and Type 2 SPD for 48 Vdc

Part Number: 3415
  • 2-poles surge protector 48 Vdc
  • Type 1 and Type 2 application
  • In 25 kA / Imax 70 kA
  • Remote signaling
  • Iimp 25 kA
  • IEC 61643-11 and EN61643-11 compliance

DS252C-48DC/G surge protectors are designed to protect equipment connected to DC power supplies from lightning surges

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SPD type 1+2
Network 48 Vdc
Nominal line voltage Un 48 Vdc
Nominal DC voltage Un-dc 48 Vdc
Max. DC operating voltage Uc 75 Vdc
Residual Current Ipe None
Operating current Ic None
Follow current If None
Nominal discharge current In 25 kA
Max. discharge current Imax 70 kA
Total Maximum discharge current Imax Total 140 kA
Impulse current by pole Iimp 25 kA
Total lightning current Itotal 50 kA
Specific energy by pole W/R 156 kJ/ohm
Connection mode(s) +/- and +/PE
Protection mode(s) Common/Differential mode
Protection level +/- Up 0.5 kV
Protection level +/PE (-/PE) Up 1.5 kV
Admissible short-circuit current Isccr 50 000 A
Technology MOV+GDT
SPD configuration 2-poles
Connection to Network By screw terminals: 6-35mm² / by bus
Format 1-pole 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
Spare module(s) DSM70R-48DC
Remote signaling of disconnection Output on changeover contact
Dimensions See diagram
Weight 0.205 kg
Standards compliance IEC 61643-11 / EN 61643-11 / UL1449 ed.5
Certification UL / EAC
Thermal disconnector Internal
Fuses Fuses type gG - 315 A