2-Pole 75 Vdc surge protector

DS42S-75DC
Part Number: 460621
DS42S-75DC
  • 2-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
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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 and -/PE
Protection mode(s)
 Common mode/Differential 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
 2-poles
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 by pole
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