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Bussmann 170M3018 High Speed Square Body Fuse, Class aR
The Bussmann 170M3018 is an Eaton Bussmann series high speed square body fuse engineered for demanding semiconductor protection applications. Rated 700V (UL) / 690V (IEC) and 350A with a 200 kAIC interrupt rating, this Class aR fuse delivers accompanied semiconductor protection where fast, reliable clearing is essential. The blade end x blade end square body design follows DIN 43 620 mounting dimensions and includes a top fuse status indicator for quick visual verification of fuse condition.
Key Features
- Amperage Rating: 350A for reliable current-carrying capacity in demanding circuits.
- Voltage Rating: 700V (UL) / 690V (IEC) for compatibility across UL and IEC-rated systems.
- Interrupt Rating: 200 kAIC delivers high fault-current interrupting capability.
- Utilization Category: Class aR (accompanied semiconductor protection) for coordinated protection of semiconductor devices.
- Fuse Shape: Square body with slotted center bolted tags and blade end x blade end terminals per DIN 43 620.
- Status Indicator: Top fuse status indicator provides a quick visual check of fuse condition.
- Application: Designed for semiconductor protection in power electronics and industrial systems.
Certifications & Compliance
- UL Recognized
- CE Marked
Technical Specifications
- Amperage Rating: 350 A
- Application: semiconductor protection
- Certifications: UL Recognized
- Clearing I2t: 68500 at 660 V
- Clearing Loss: 55
- Compliances: CE Marked
- Fuse Shape: Square body, slotted center bolted tags
- Insulated Metal Gripping Lugs (IMGL): No
- Packaging Type: Standard
- Pre Arc I2t: 10000
- Product Height: 65 mm
- Product Length Depth: 305 mm
- Product Weight: 352.6666667 g
- Product Width: 145 mm
- Utilization Category: aR (accompanied semiconductor protection)
- Voltage Rating: 690 V
- Voltage Type: AC
Typical Applications
- Semiconductor Protection Circuits
- Power Electronics and Rectifier Systems
- Industrial Motor Drive Protection
- DIN 43 620 Standard Fuse Mounting Systems
- Commercial and Industrial Electrical Installations
Why Bussmann?
Bussmann by Eaton engineers the 170M3018 as a UL Recognized, CE Marked high speed fuse built to Class aR utilization standards for accompanied semiconductor protection. Its square body construction, 200 kAIC interrupt rating, and top fuse status indicator combine to deliver dependable, code-compliant protection for demanding power electronics and industrial applications.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 350 A
- Application:
- semiconductor protection
- Certifications:
- UL Recognized
- Class:
- Class aR
- Clearing I2t:
- 68500 at 660 V
- Clearing Loss:
- 55
- Compliances:
- CE Marked
- Connection:
- Blade end x blade end
- Fuse Indicator:
- Top fuse status indicator
- Fuse Shape:
- Square body, slotted center bolted tags
- Insulated Metal Gripping Lugs Imgl:
- No
- Interrupt Rating:
- 200 kAIC
- Mounting Method:
- DIN 43 620
- Packaging Type:
- Standard
- Pre Arc I2t:
- 10000
- Product Height:
- 65 mm
- Product Length Depth:
- 305 mm
- Product Weight:
- 352.6666667 g
- Product Width:
- 145 mm
- Utilization Category:
- aR (accompanied semiconductor protection)
- Voltage Rating:
- 690 V
- Voltage Type:
- AC
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse