2-Pole 450 Vdc surge protector
DS42VGS-450DC
Part Number: 42287132
  • Type 2 SPD for DC power
  • VG technology
  • In 10 kA / Imax 40 kA
  • Pluggable module
  • LeakAge and operating currents : none
  • No ageing
  • Remote signaling status
  • Conforme EN 61643-11, CEI 61643-11
Installation Sheet

DS42VGS-450DC surge protector is designed to protect equipment connected to DC power supplies from lightning surges.


SPD type 2
Network 400 Vdc
Max. DC operating voltage Uc 450 Vdc
Operating current Ic None
Follow current If None
Nominal discharge current In 10 kA
Max. discharge current Imax 40 kA
Connection mode(s) +/PE and -/PE
Protection mode(s) Common mode
Protection level +/- Up 2.5 kV
Protection level +/PE (-/PE) Up 1.5 kV
Technology VG
SPD configuration 2 poles
Connection to Network by screw 2.5-25 mm²/by bus
Format Plug-in modular box
Mounting Symmetrical rail 35 mm (DIN 60715)
Housing material Thermoplastic UL94-V0
Operating temperature -40/+58°C
Protection rating IP20
Failsafe mode Disconnection
Disconnection indicator 1 mechanical indicator by pole
Spare module(s) DSM40VG-450DC
Remote signaling of disconnection Output on changeover contact
Dimensions See diagram
Standards compliance IEC 61643-11 / EN 61643-11
Thermal disconnector Internal
Fuses Fuses type gG - 50 A