1-Pole 75 Vdc surge protector

DS41S-75DC
Part Number 330621
DS41S-75DC
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  • 1-pole 75 Vdc surge protector
  • In 20 kA / Imax 40 kA
  • Pluggable module
  • Remote signaling
  • IEC 61643-11, EN 61643-11 , UL1449 ed.5 compliance

DS4xS-75DC 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 75 Vdc
Max. AC operating voltage
Uc 100 Vdc
Operating current
Continious current at Uc
Ic < 0.1 mA
Follow current
If None
Nominal discharge current
15 x 8/20 µs impulses
In 20 kA
Max. discharge current
max. withstand @ 8/20 µs by pole
Imax 40 kA
Impulse current by pole
max. withstand 10/350µs by pole
Iimp 4 kA
Connection mode(s)
+/PE or -/PE
Protection mode(s)
Common mode
Protection level
@ In (8/20µs)
Up 390 V
Protection level L/N
@ In (8/20µs)
Up L/N 390 V
Protection level L/PE
@ In (8/20µs)
Up L/PE 390 V
Technology
MOV
SPD configuration
Single phase
Connection to Network
By screw terminals: 4-25mm²
Format
Plug-in modular box
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 DC network
Disconnection indicator
2 mechanical indicators
Spare module(s)
DSM40-75DC
Remote signaling of disconnection
Output on changeover contact
Dimensions
See diagram
Standards compliance
IEC 61643-11 / EN 61643-11 / UL1449 ed.5
Thermal disconnector
Internal
Back-up protection device
Fuses type gG - 50 A