1-pole Type 1 and Type 2 SPD for 48 Vdc
DS72R-48DC
Part Number: 492101
- 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, EN61643-11 and UL1449 ed.4 compliance
DS72RS-48 DC surge protectors are designed to protect equipment connected to DC (and AC) 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 | 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 | 1-pole | |
Connection to Network | by screw terminals: 4-25 mm² | |
Format | Plug-in modular box | |
Mounting | Symmetrical rail 35 mm (DIN 60715) | |
Housing material | Thermoplastic UL94 V-0 | |
Operating temperature | Tu | -40/+85°C |
Protection rating | IP20 | |
Failsafe mode | Disconnection | |
Disconnection indicator | 2 mechanical indicators | |
Spare module(s) | DSM70R-48DC | |
Remote signaling of disconnection | DS72RS-48DC option : output on changeover contact | |
Dimensions | See diagram | |
Weight | 0.204 kg |
Standards compliance | IEC 61643-11 / EN 61643-11 / UL1449 4ed. |
Thermal disconnector | Internal | |
Fuses | Fuses Type gG - 100 A min. – 125 A max.– Type gG |