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Bussmann 170M5404 Eaton Series High-Speed Square Body Fuse, Class aR, 400A
The Bussmann 170M5404 is an Eaton Bussmann series high-speed square body fuse engineered for semiconductor protection, rated 700V (UL) and 690V (IEC) with a 400A amperage rating and a 100 kAIC interrupt rating. Classified as a Class aR (accompanied semiconductor protection) utilization category fuse, it uses a square body design with special bladed contacts for reliable high-speed clearing in demanding power circuits. This fuse is built to protect sensitive semiconductor devices in industrial and commercial electrical systems.
Key Features
- Amperage Rating: 400A for robust protection in high-current semiconductor circuits.
- Voltage Ratings: Rated 700V (UL) and 690V (IEC), with a 1250V AC voltage rating for the fuse body.
- Interrupt Rating: 100 kAIC high interrupting capacity for demanding fault-current conditions.
- Utilization Category: Class aR (accompanied semiconductor protection) for high-speed clearing.
- Fuse Shape: Square body construction with special bladed contacts for secure connections.
- Application: Purpose-built for semiconductor protection.
- Packaging Type: Standard packaging.
Technical Specifications
- Amperage Rating: 400 A
- Application: semiconductor protection
- Compliances: Contact factory
- Fuse Shape: Square body, special bladed contacts
- Insulated Metal Gripping Lugs (IMGL): No
- Packaging Type: Standard
- Product Height: 67 mm
- Product Length/Depth: 284 mm
- Product Weight: 281 g
- Product Width: 175 mm
- Utilization Category: aR (accompanied semiconductor protection)
- Voltage Rating: 1250 V
- Voltage Type: AC
Typical Applications
- Semiconductor Protection Circuits
- High-Speed Power Circuit Protection
- Industrial Power Electronics and Drives
- Commercial and Industrial Electrical Installations
Why Bussmann?
Bussmann by Eaton engineers high-speed fuses for the most demanding semiconductor protection applications, and the 170M5404 reflects that focus with its Class aR utilization category, 400A rating, and 100 kAIC interrupt capacity. The square body design with special bladed contacts supports secure, reliable connections in industrial power electronics. Choose Bussmann for code-conscious, high-speed fuse protection engineered for professional electrical work.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 400 A
- Application:
- semiconductor protection
- Class:
- Class aR
- Compliances:
- Contact factory
- Fuse Indicator:
- Other
- Fuse Shape:
- Square body, special bladed contacts
- Insulated Metal Gripping Lugs Imgl:
- No
- Interrupt Rating:
- 100 kAIC
- Packaging Type:
- Standard
- Product Height:
- 67 mm
- Product Length Depth:
- 284 mm
- Product Weight:
- 281 g
- Product Width:
- 175 mm
- Utilization Category:
- aR (accompanied semiconductor protection)
- Voltage Rating:
- 1250 V
- Voltage Type:
- AC
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse