Type 1+2 AC surge protector - 1-pole

DS250E-48DC
Part Number 63909
DS250E-48DC
  • 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 EN 61643-11 compliance
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DS250E-48DC surge protectors are designed to protect equipment connected to DC power supplies from lightning surges
Select another reference:
SPD type
IEC

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

< 0.2 mA
Operating current
Continious current at Uc
 Ic

< 0.1 mA
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
Specific energy by pole
max. withstand 10/350 µs
 W/R

156 kJ/ohm
Connection mode(s)

+/PE or -/PE
Protection mode(s)

Common mode
Protection level +/PE (-/PE)
@ In (8/20µs)
 Up

500 V
Technology

MOV
SPD configuration

Single phase
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

3 mechanical indicators
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
Weight

0.25 kg
Standards compliance

IEC 61643-11 / EN 61643-11 / UL1449 ed.5
Certification
Thermal disconnector

Internal
Back-up protection device

Fuses type gG - 315 A