- Specification
- Datasheet download
FWE-550A is a 550 A, 1000 V d.c. (IEC/UL) high speed fuse link with bolted tags, 100 kA breaking capacity, 58600 A²s pre-arcing I²t and 167 W power loss. Clearing I²t is 312000 A²s at 1000 V d.c.. It is used for protection of DC bus, DC drives, power converters and rectifiers.
| Specifications | |
| Catalog Number | FWE-550A |
| Series | Bussmann series FWE |
| Product Type | High speed fuse link (bolted tag) |
| Rated Voltage DC | 1000 V d.c. (IEC/UL) |
| Rated Current | 550 A |
| Breaking Capacity | 100 kA |
| Pre-arcing I²t | 58600 A²s |
| Clearing I²t at 1000 V d.c. | 312000 A²s |
| Power Loss at Rated Current | 167 W |
| Size | Bolted tag |
| Notes | Watts loss at 50% current: 23 W; class aR |
| Standards | IEC 60269-4, UL Recognized |
| Application | Protection of dc bus, dc drives, power converters and rectifiers |
| Dimensions |  Full size drawing ↓ |
Dimensions
Bussmann Fuse, Semiconductor Fuse, Time Delay Fuse, High Speed Fuse, Class J Fuse, Class T Fuse, Class cc fuse, Class RK1 Fuse, Class RK5 Fuse, Class L Fuse, DC Contactor, Disconnect Switch, Car Fuse, Current Limiting Fuse, HV Fuse, Bussmann Fuse Holder, AC Fuse, DC Fuse
You can ask any Bussmann fuse and fuse cross reference(Littelfuse, Mersen, etc).
TAG: FWE-550A Bussmann FWE High Speed Fuse Bolted Tag 550A
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