Type 1+2 AC surge protector - 1-pole
Datasheet
DS250E-48DC surge protectors are designed to protect equipment connected to DC 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 | 75 Vdc |
| Residual Current | Ipe | < 0.1 mA |
| Operating current | Ic | < 0.1 mA |
| Follow current | If | None |
| Nominal discharge current | In | 25 kA |
| Max. discharge current | Imax | 70 kA |
| Total Maximum discharge current | Imax Total | 140 kA |
| Impulse current by pole | Iimp | 25 kA |
| Specific energy by pole | W/R | 156 kJ/ohm |
| Connection mode(s) | +/PE or -/PE | |
| Protection mode(s) | Common mode | |
| Protection level +/PE (-/PE) | Up | 500 V |
| Technology | MOV | |
| SPD configuration | 1-pole | |
| Connection to Network | By screw terminals : 6-35 mm² / by bus | |
| Format | 1-pole modular box | |
| Mounting | Symmetrical rail 35 mm (DIN 60715) | |
| Housing material | Thermoplastic UL94 V-0 | |
| Operating temperature | Tu | -40/+85°C |
| Protection rating | IP20 | |
| Outdoor application | false | |
| Failsafe mode | Disconnection | |
| Disconnection indicator | 3 mechanical indicators | |
| Remote signaling of disconnection | Output on changeover contact | |
| Dimensions | See diagram |
| Standards compliance | IEC 61643-11 / EN 61643-11 / UL1449 ed.4 | |
| Certification | EAC |
| Thermal disconnector | Internal | |
| Fuses | Fuses type gG - 315 A |
