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170M7978 Eaton Bussmann High Speed Square Body Fuse
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pEaton Bussmann 170M7978 — square body fuse, 1250 V (IEC), 1300 V (UL), 2500 A, 200 kAIC, Class aR./p
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170M7978 Eaton Bussmann High Speed Square Body Fuse
The Eaton Bussmann 170M7978 is a square body fuse — rated 1250 V (IEC), 1300 V (UL), 2500 A, 200 kAIC interrupting capacity, Class aR.
Specifications
常用规格
| UPC | 051712236829 |
| Product Length/Depth | 140 mm |
| Product Height | 105 mm |
| Product Width | 120 mm |
| Product Weight | 3.4 kg |
产品规格
| Amperage Rating | 2500 A |
| Breaking capacity | 200 kA |
| Fuse indicator | Centre fuse status indicator |
| Insulated metal gripping lugs (IMGL) | No |
| Utilization category | aR (accompanied semiconductor protection) |
| Voltage type | AC/DC |
| Fuse size | 4 |
| Rated voltage AC | 1250 V |
| Center-to-center distance of connections | 106 mm |
| Current type | AC |
| Mounting dimension | M10 |
| Class | Class aR |
| Clearing (I2T) | 28000000 at 1250 V |
| Watt losses | 260 W |
| Pre arc (I2T) | 4500000 |
| Color | None |
| Interrupt rating | 200 kAIC |
| Construction size | 4 |
| Mounting method | Flush |
| Packaging type | Standard |
| Voltage rating | 1250 V (IEC), 1300 V (UL) |
| Type | Fuse |
| Application | Semiconductor, DC Common bus, DC drives, power converters/rectifiers |
| Fuse type | Flush end SBKN/105 Type K indicator |
| Fuse system (according to IEC 60269) | Other |
Series Selection Table
Applications
- Industrial equipment
- Semiconductor protection in drives and rectifiers
Selection Notes
- Semiconductor fuses are chosen on I²t let-through against the device surge rating, not on continuous current.
Common Questions
What are the ratings of the 170M7978?
1250 V (IEC), 1300 V (UL) / 2500 A, 200 kAIC interrupting capacity, Class aR.
Which product family does the 170M7978 belong to?
Low Voltage Fuses — Square Body Fuse.
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