DC power surge protector - 75 Vdc
DDC30-20-85
Part Number: 828110212
- Surge protector for DC supplies 2-pole
- Type 1 + 2
- In: 15 kA / Imax: 30 kA
- Iimp: 4kA
- Pluggable module
- Remote signaling (option)
- prIEC 61643-41 compliance
Installation Sheet
The DDC range is type 1 + 2 pluggable surge protectors designed for equipment connected to DC powerlines.
The technology based on high energy varistor equipped with thermal disconnection mechanism offers protection efficiency and and a maximal reliability.
Select another reference:
| SPD type | 1 ou 2 | |
| Nominal DC voltage | Un-dc | 75 Vdc |
| Max. AC operating voltage L-N | Uc | 60 Vac |
| Max. DC operating voltage | Uc | 85 Vdc |
| Residual Current | Ipe | < 0.1 mA |
| Follow current | If | None |
| Nominal discharge current | In | 20 kA |
| Max. discharge current | Imax | 30 kA |
| Impulse current by pole | Iimp | 4 kA |
| Total lightning current | Itotal | 60 kA |
| Connection mode(s) | +/PE and -/PE | |
| Protection level +/PE (-/PE) | Up | 390 V / 780 V |
| Admissible short-circuit current | Isccr | 50 000 A |
| Technology | MOV | |
| SPD configuration | 2 poles | |
| Connection to Network | Srew terminals: 2.5-25 mm² +/- : 1.5-10 mm² | |
| Mounting | Symmetrical rail 35 mm (EN60715) | |
| Housing material | Thermoplastic UL94-V0 | |
| Operating temperature | -40/+85°C | |
| Protection rating | IP20 | |
| Failsafe mode | Disconnection from AC network | |
| Disconnection indicator | 2 mechanical indicators - Green/Red | |
| Spare module(s) | MDDC30-85 | |
| Remote signaling of disconnection | Option DDC30S-20-85: output on changeover contact | |
| Wiring for remote signaling | 1.5 mm² max. | |
| Maw. Voltage/Current for remote signaling | 250 V / 0.5 A (AC) / 30 V / 3 A (DC) | |
| Dimensions | See diagram - 2TE (EN43880) |
| Standards compliance | prIEC 61643-41 |
