CITEL
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Specialist in overvoltage protection
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AC Power
Type 1 and Type 2 DC surge protector
DS72RS-48DC
1-Pole 48 Vdc surge protector
DS72RS-48DC
Part Number:
492121
2-poles surge protector 48 Vdc
Type 1 et Type 2
In 30 kA / Imax 70 kA
Remote signaling
Iimp 7 kA
Pluggable Module
IEC 61643-11 and EN61643-11 compliance
UL1449 ed.4
ULCertificate_DS72RS-48DC.pdf
Installation Sheet
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DS72RS-48 DC surge protectors are designed to protect equipment connected to DC (and AC) power supplies from lightning surges.
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DS72RS-48DC
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
65 Vdc
Operating current
Ic
< 0.1 mA
Follow current
If
None
Nominal discharge current
In
30 kA
Max. discharge current
Imax
70 kA
Total Maximum discharge current
Imax Total
140 kA
Impulse current by pole
Iimp
7 kA
Total lightning current
Itotal
14 kA
Connection mode(s)
+/PE and -/PE
Protection mode(s)
Common mode
Protection level +/PE (-/PE)
Up
300 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
1 mechanical indicator by pole
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.4
Certification
UL497B
Thermal disconnector
Internal
Fuses
100 A min. - 125 A max. - Fuses type gG
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