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Bussmann 170M-401 High Speed Square Body Fuse, Class aR, 350A, 690V
The Bussmann 170M-401 is an Eaton Bussmann series high speed square body fuse engineered for semiconductor protection in demanding power electronics applications. Rated 350A at 690V AC with a 200 kAIC interrupt rating, this Class aR fuse is designed for accompanied semiconductor protection where coordinated overcurrent protection is required. Built to the DIN 43 620 dimensional standard with a square body and blade end x blade end configuration, it offers reliable, code-compliant performance for industrial power circuits. A top fuse status indicator provides quick visual confirmation of fuse condition during maintenance and troubleshooting.
Key Features
- Current Rating: 350A rating supports high-current semiconductor protection circuits.
- Voltage Rating: 690V AC rating suits demanding industrial power electronics applications.
- Interrupt Rating: 200 kAIC interrupt rating delivers high fault-current withstand capability.
- Utilization Category: Class aR (accompanied semiconductor protection) for coordinated overcurrent protection of semiconductor devices.
- Fuse Shape: Square body with slotted center bolted tags and blade end x blade end termination for secure mounting.
- Status Indicator: Top fuse status indicator gives a quick visual check of fuse condition.
- Dimensional Standard: Built to DIN 43 620 for compatibility with standard fuse holders and disconnects.
Certifications & Compliance
- IEC Rated
- CE Marked
Technical Specifications
- Application: semiconductor protection
- Utilization Category: aR (accompanied semiconductor protection)
- Certifications: IEC Rated
- Voltage Type: AC
- Voltage Rating: 690V
- Insulated Metal Gripping Lugs Imgl: No
- Packaging Type: Standard
- Fuse Shape: Square body, slotted center bolted tags
- Compliances: CE Marked
Typical Applications
- Semiconductor Protection Circuits
- Power Electronics and Rectifier Assemblies
- Industrial Motor Drive Protection
- Coordinated Overcurrent Protection Schemes
Why Bussmann?
Bussmann by Eaton is a trusted name in circuit protection, and the 170M-401 reflects that standard with IEC-rated, CE-marked construction built to the DIN 43 620 dimensional standard. Its 200 kAIC interrupt rating and Class aR utilization category make it a dependable choice for protecting semiconductor devices in demanding industrial power circuits.
Manufacturer Resources
Product Specs
- Product Details:
- Fuse
- Application:
- semiconductor protection
- Utilization Category:
- aR (accompanied semiconductor protection)
- Product Type:
- Fuse
- Connection:
- Blade end x blade end
- Certifications:
- IEC Rated
- Interrupt Rating:
- 200 kAIC
- Product Group:
- Fuses
- Voltage Type:
- AC
- Voltage Rating:
- 690V
- Product Subgroup:
- Other Fuses
- Insulated Metal Gripping Lugs Imgl:
- No
- Class:
- Class aR
- Packaging Type:
- Standard
- Fuse Indicator:
- Top fuse status indicator
- Fuse Shape:
- Square body, slotted center bolted tags
- Mounting Method:
- DIN 43 620
- Compliances:
- CE Marked
- Department:
- Electrical