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1-pole Type 1 and Type 2 SPD for 48 Vdc

DS252C-48DC/G

Part Number 3415

DS252C-48DC/G surge protectors are designed to protect equipment connected to DC power supplies from lightning surges

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Electrical Properties Mechanical Properties Norms Deconnector Schemas

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 Leakage current to Ground	Ipe	None
Operating current Continious current at Uc	Ic	None
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
Total lightning current max. total withstand @ 10/350µs	Itotal	50 kA
Specific energy by pole max. withstand 10/350 µs	W/R	156 kJ/ohm
Connection mode(s)		+/- and +/PE
Protection mode(s)		Common/Differential mode
Protection level +/- @ In (8/20µs)	Up	0.5 kV
Protection level +/PE (-/PE) @ In (8/20µs)	Up	1.5 kV
Admissible short-circuit current	Isccr	50 000 A

Technology		MOV+GDT
SPD configuration		2-poles
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		1 mechanical indicator
Spare module(s)		DSM70R-48DC
Remote signaling of disconnection		Output on changeover contact
Dimensions		See diagram
Weight		0.205 kg

Standards compliance		IEC 61643-11 / EN 61643-11 / UL1449 ed.5
Certification		UL

Thermal disconnector		Internal
Back-up protection device		Fuses type gG - 315 A