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The Bussmann (Eaton) 170M series high speed square body fuse delivers robust semiconductor protection for demanding power electronics circuits. Built to the DIN 43 620 dimensional standard with a square body and blade end X blade end contact configuration, this Class aR (accompanied) fuse is rated 690V AC, with IEC (1250V) and UL (1300V) voltage ratings and a 200 kAIC interrupting capacity. It is available in amp ratings from 100A to 400A across the family, letting engineers match the exact protection level required for rectifiers, drives, and other semiconductor-based equipment.
Key Features
- Amp Rating Range: Available from 100A to 400A across the family so you can match the fuse to your circuit's exact protection needs.
- Voltage Rating: Rated 690V AC, with IEC (1250V) and UL (1300V) listings for global application flexibility.
- Interrupting Rating: 200 kAIC high interrupting capacity supports demanding power electronics and semiconductor circuits.
- Utilization Category: Class aR (accompanied semiconductor protection) for coordinated protection of power semiconductors.
- Contact Configuration: Blade end X blade end contacts on a square body with flush end contacts, built to the DIN 43 620 form factor.
- Compliance: CE Marked for use in CE-regulated installations.
Certifications & Compliance
- CE Marked
- IEC Rated, 1250V
- UL Rated, 1300V
Technical Specifications
- Voltage Type: AC
- Voltage Rating: 690V
- Utilization Category: aR (accompanied semiconductor protection)
- Fuse Shape: Square body, flush end contacts
- Product Width: 163 mm
- Product Height: 77 mm
- Product Length Depth: 75 mm
- Application: semiconductor protection
- Insulated Metal Gripping Lugs Imgl: No
- Packaging Type: Standard
- Compliances: CE Marked
Typical Applications
- Semiconductor Protection Circuits
- Power Electronics and Rectifier Circuits
- Motor Drive and Inverter Protection
- Industrial Panelboards and Switchgear
Why Bussmann?
Bussmann (Eaton) engineers the 170M series to the DIN 43 620 standard with CE Marked compliance and dual IEC/UL voltage ratings, giving specifiers a fuse built for consistent, code-compliant performance. With a 200 kAIC interrupting rating and Class aR utilization category, this square body fuse is engineered for reliable, coordinated protection of power semiconductors in critical industrial applications.
Manufacturer Resources
Product Specs
- Product Group:
- Fuses
- Class:
- Class aR
- Voltage Type:
- AC
- Product Width:
- 163 mm
- Utilization Category:
- aR (accompanied semiconductor protection)
- Packaging Type:
- Standard
- Connection:
- Blade end x blade end
- Product Type:
- Fuse
- Interrupt Rating:
- 200 kAIC
- Fuse Shape:
- Square body, flush end contacts
- Product Height:
- 77 mm
- Product Details:
- Fuse
- Application:
- semiconductor protection
- Insulated Metal Gripping Lugs Imgl:
- No
- Product Subgroup:
- Other Fuses
- Mounting Method:
- DIN 43 620
- Compliances:
- CE Marked
- Product Length Depth:
- 75 mm
- Department:
- Electrical
- Fuse Indicator:
- Other
- Voltage Rating:
- 690V
- Amperage Rating:
- 100A-400A
- Series:
- 170M
- Standards:
- DIN 43620
- Listing:
- CE Marked
- Configuration:
- Square Body with Flush-End Contacts