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Fuse
| Product Length/Depth | 140 mm |
| Product Height | 105 mm |
| Product Width | 120 mm |
| Product Weight | 3.4 kg |
| Product Diameter | 106 mm |
| Construction Size | 4 |
Semiconductor Protection, DC Common Bus, AC/DC Drives and more.
Eaton Bussmann series high speed square body fuse, designed and manufactured by Eaton Bussmann, rated for 2500 A at 1250 V (IEC), 1300 V (UL).
Key performance features include Class aR, 200 kA breaking capacity, centre fuse status indicator, 260 W watt losses, I²t 28000000 at 1250 V / pre-arc I²t 4500000.
Typical applications include Semiconductor Protection, DC Common Bus, AC/DC Drives and more.
| General Information | |
|---|---|
| Product Name | Eaton Bussmann series high speed square body fuse |
| Catalog Number (MPN) | 170M7978 |
| UPC / EAN | 51712236829 |
| Product Type | Fuse |
| Voltage Type | AC/DC |
| Packaging | Standard |
| Electrical Characteristics | |
|---|---|
| Rated Current | 2500 A |
| Rated Voltage | 1250 V (IEC), 1300 V (UL) |
| Breaking Capacity | 200 kA |
| Interrupt Rating | 200 kAIC |
| Utilization Category | aR (accompanied semiconductor protection) |
| Class | Class aR |
| Indicator | Centre fuse status indicator |
| Mechanical & Physical | |
|---|---|
| Length / Depth | 140 mm |
| Height | 105 mm |
| Width | 120 mm |
| Diameter | 106 mm |
| Weight | 3.4 kg |
| Construction Size | 4 |
| Mounting | Flush |
| Clearing I²t | 28000000 at 1250 V |
| Pre-Arc I²t | 4500000 |
| Watt Losses | 260 W |
| Compliance & Approvals | |
|---|---|
| Compliances | RoHS Compliant |
| Certifications / Agency Approvals | UL Recognized |
Note: Specifications are taken from the official Eaton 170M7978 datasheet.
Official technical documentation for the 170M7978.
Typical applications of the 170M7978.
Other models in the Bussmann Square Body Fuses product series.
