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

DS252C-48DC/G
Part Number 3415
DS252C-48DC/G
  • 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
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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
Leakage current to Ground
 Ipe None
Operating current
Continious current at Uc
 Ic None
Follow current
If None
Nominal discharge current
15 x 8/20 µs impulses
 In 25 kA
Max. discharge current
max. withstand @ 8/20 µs by pole
 Imax 70 kA
Total Maximum discharge current
max. total withstand @ 8/20 µs
Imax Total 140 kA
Impulse current by pole
max. withstand 10/350µs by pole
 Iimp 25 kA
Total lightning current
max. total withstand @ 10/350µs
 Itotal 50 kA
Specific energy by pole
max. withstand 10/350 µs
 W/R 156 kJ/ohm
Connection mode(s)
 +/- and +/PE
Protection mode(s)
 Common/Differential mode
Protection level +/-
@ In (8/20µs)
 Up 0.5 kV
Protection level +/PE (-/PE)
@ In (8/20µs)
 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
Thermal disconnector
 Internal
Back-up protection device
Fuses type gG - 315 A