Bussmann 170M-266 High Speed Square Body Fuse, Class gR, 690V
The Bussmann Eaton series high speed square body fuse is built for demanding semiconductor protection duty, available in 40A and 50A ratings to match a range of circuit requirements. This square body fuse uses slotted offset bolted tags with blade end to blade end contacts and mounts to the DIN 43 620 standard for reliable, code-compliant installation in industrial power electronics equipment. Rated 690V with a 200 kAIC interrupting capacity and a Class gR utilization category for general purpose semiconductor protection, it also includes a top fuse status indicator for fast visual confirmation of fuse condition.
Key Features
- Amp Rating Range: Available in 40A and 50A ratings to suit a range of semiconductor protection circuits.
- Square Body Construction: Square body shape with slotted offset bolted tags for a secure, low-resistance connection.
- Blade End Connection: Blade end to blade end contact configuration for straightforward mounting to compatible fuse holders.
- Class gR Utilization: Class gR utilization category delivers general purpose semiconductor protection performance.
- Voltage & Interrupting Rating: Rated 690V with a 200 kAIC interrupting capacity for demanding power electronics circuits.
- Top Status Indicator: Top fuse status indicator allows quick visual verification of fuse condition without removal.
- Standard Mounting: Complies with DIN 43 620 mounting dimensions for compatibility with standard fuse holders.
Certifications & Compliance
- CE Marked
- IEC Rated
Technical Specifications
- Voltage Type: AC
- Product Width: 140 mm
- Utilization Category: gR (general purpose semiconductor protection)
- Packaging Type: Standard
- Fuse Shape: Square body, slotted offset bolted tags
- Product Height: 66 mm
- Application: semiconductor protection
- Insulated Metal Gripping Lugs Imgl: No
- Compliances: CE Marked
- Product Length Depth: 233 mm
- Certifications: IEC Rated
- Voltage Rating: 690V
Typical Applications
- Semiconductor Protection Circuits
- Industrial Power Electronics
- Motor Drive and Rectifier Protection
- Panelboard and Switchgear Protection Assemblies
- Renewable Energy and Power Conversion Equipment
Why Bussmann?
Bussmann by Eaton is a trusted name in circuit protection, and this high speed square body fuse reflects that standard with CE marked, IEC rated construction and DIN 43 620 compliant mounting. For engineers and electricians protecting sensitive semiconductor and power electronics circuits, this fuse delivers dependable, code-compliant performance across its 40A and 50A ratings.
Manufacturer Resources
Product Specs
- Product Group:
- Fuses
- Class:
- Class gR
- Voltage Type:
- AC
- Product Width:
- 140 mm
- Utilization Category:
- gR (general purpose semiconductor protection)
- Packaging Type:
- Standard
- Connection:
- Blade end x blade end
- Product Type:
- Fuse
- Interrupt Rating:
- 200 kAIC
- Fuse Shape:
- Square body, slotted offset bolted tags
- Product Height:
- 66 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:
- 233 mm
- Department:
- Electrical
- Certifications:
- IEC Rated
- Fuse Indicator:
- Top fuse status indicator
- Voltage Rating:
- 690V
- Amperage Rating:
- 40A - 50A
- Grade:
- gR
- Connection Type:
- Blade End
- Configuration:
- Square Body
- Standards:
- DIN 43 620
- Listing:
- CE Marked