Type 1+2 AC surge protector - 1-pole
DS250E-48DC
DS250E-48DC
Part Number: 63909

DS250E-48DC 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 Ipe < 0.1 mA
Operating current Ic < 0.1 mA
Follow current If None
Nominal discharge current In 25 kA
Max. discharge current Imax 70 kA
Total Maximal discharge current Imax Total 140 kA
Impulse current by pole Iimp 25 kA
Specific energy by pole W/R 156 kJ/ohm
Connection mode(s) +/PE or -/PE
Protection mode(s) Common mode
Protection level +/PE (-/PE) Up 500 V
Technology MOV
SPD configuration 1-pole
Connection to Network By screw terminals : 6-35 mm² / by bus
Format 1-pole modular box
Mounting Symmetrical rail 35 mm (DIN 60715)
Housing material Thermoplastic UL94-V0
Operating temperature Tu -40/+85°C
Protection rating IP20
Outdoor application false
Failsafe mode Disconnection
Disconnection indicator 3 mechanical indicators
Remote signaling of disconnection Output on changeover contact
Dimensions See diagram
Standards compliance IEC 61643-11 / EN 61643-11 / UL1449 4ed.
Certification EAC
Thermal disconnector Internal
Fuses Fuses type gG - 315 A