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
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.
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SPD type | 1 or 2 | |
Nominal DC voltage | Un-dc | 75 Vdc |
Max. AC operating voltage | 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 (DIN 60715) | |
Housing material | Thermoplastic UL94 V-0 | |
Operating temperature | Tu | -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. | |
Max. Voltage/Current for remote signaling | 250 V / 0.5 A (AC) / 30 V / 3 A (DC) | |
Dimensions | See diagram - 2TE (EN43880) | |
Weight | 0.180 kg |
Standards compliance | prIEC 61643-41 |
Thermal disconnector | Internal | |
Fuses | 50 A mini. - 125 A max. - Fuses Type gG |