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- Schneider Electric LV480901 Fupact ISFL250 1P 250 A NH1 Fuse Switch Disconnector Schneider Electric LV480901 Fupact ISFL250 1P 250 A NH1 Fuse Switch Disconnector
Schneider Electric LV480901 Fupact ISFL250 1P 250 A NH1 Fuse Switch Disconnector
Schneider Electric LV480901 Fupact ISFL250 1P 250 A NH1 Fuse Switch Disconnector
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- Description
The Schneider Electric LV480901 is a single-pole Fupact ISFL250 fuse-switch disconnector rated 250 A at 690 V AC for AC-21B duty, sized for NH1 fuse links and built for 185 mm busbar, direct mount mounting with screw connection downstream m12 250 a. It carries a 120 kA at 415–690 V AC breaking capacity with fuses and a 15 kA for 1 s short-time withstand rating.
Technical Specifications
| Reference | LV480901 |
| Brand | Schneider Electric |
| Range | FuPacT |
| Device short name | ISFL250 |
| Poles | 1-pole module (use 3 per phase to build a 3-pole disconnector) |
| Fuse type / size | DIN NH1 |
| [Ith] conventional thermal current | 250 A at 40 °C (23 W per fuse) |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz (800 V AC AC-20); 800 V DC DC-20 |
| [Ui] / [Uimp] insulation / impulse withstand voltage | 1000 V AC / 1000 V DC / 8 kV |
| [Ie] rated operational current | 250 A, AC-21B, 220–690 V AC (160 A at 800 V AC); 250 A, AC-22B, 220–500 V AC; 250 A, AC-23B, 220–415 V AC |
| Breaking capacity with fuses | 120 kA at 415–690 V AC |
| [Icw] rated short-time withstand current | 15 kA for 1 s |
| Rated making/breaking capacity | 30 kA at 690 V (rated making/breaking) |
| Control type | Fuse carriers handle |
| Mounting | Busbars, 185 mm, direct connection |
| Connections / tightening torque | Screw connection downstream M12 250 A; direct connection upstream 250 A, 185 mm (32 N.m) |
| Dimensions (W x H x D) / net weight | 100 mm x 741 mm x 190 mm / 4.7 kg |
| IP degree of protection | IP20 (IEC 60529) |
| Standard | IEC 60947-1, IEC 60947-3 |
Certifications & Standards
- CE
- CCC
- EAC
- EN/IEC 60947-1
- EN/IEC 60947-3
Selection Notes
The LV480901 is a single-pole ISFL250 module rated 250 A — three are mounted side by side on the 185 mm busbar to build a complete 3-pole fuse-switch disconnector, with each pole switching and isolating independently. Use the ganged 3-pole ISFL250 version instead when a single handle operating all three poles together is preferred.