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Bussmann 170M7161 Class aR Semiconductor Fuse, 3500A, 690V
The Bussmann 170M7161 is a Class aR semiconductor protection fuse rated 3500A at 690V, engineered for high-capacity fault current interruption in demanding industrial power circuits. With a 300 kAIC interrupt rating and a Utilization Category of aR (accompanied semiconductor protection), this fuse is designed to work alongside coordinated protection devices safeguarding sensitive semiconductor equipment. The fuse is UL Recognized and CE Marked, reflecting compliance with recognized standards for demanding electrical environments.
Key Features
- Amperage Rating: 3500 A high-capacity rating designed for semiconductor protection applications.
- Voltage Rating: 690 V AC rating supports demanding industrial power circuits.
- Class aR: Utilization Category aR (accompanied semiconductor protection) for coordinated protection schemes.
- Interrupt Rating: 300 kAIC interrupt rating delivers high fault-current handling capability.
- Mounting Method: Flush mounting configuration for space-efficient panel installation.
- Clearing I2t: 12,000,000 A²s at 660 V for predictable let-through energy coordination.
- Pre-Arc I2t: 1,800,000 A²s pre-arc energy rating.
- Watt Losses: 460 W rated power dissipation.
Certifications & Compliance
- UL Recognized
- CE Marked
Technical Specifications
- Amperage Rating: 3500 A
- Application: semiconductor protection
- Certifications: UL Recognized
- Class: Class aR
- Clearing I2t: 12000000 at 660 V
- Compliances: CE Marked
- Fuse Indicator: Other
- Insulated Metal Gripping Lugs (Imgl): No
- Interrupt Rating: 300 kAIC
- Mounting Method: Flush
- Packaging Type: Standard
- Pre Arc I2t: 1800000
- Product Height: 63 mm
- Product Length Depth: 250 mm
- Product Weight: .001 g
- Product Width: 120 mm
- Utilization Category: aR (accompanied semiconductor protection)
- Voltage Rating: 690 V
- Voltage Type: AC
- Watt Losses: 460 W
Typical Applications
- Semiconductor Protection Circuits
- Industrial Power Distribution Systems
- High-Capacity Fault Current Protection
- Flush-Mounted Panel and Switchgear Installations
- Coordinated Backup Fuse Protection Schemes
Why Bussmann?
Bussmann brings decades of fuse engineering expertise to demanding semiconductor and industrial power protection applications. The 170M7161's UL Recognized and CE Marked compliance, combined with its 300 kAIC interrupt rating and Class aR utilization category, make it a dependable choice for coordinated, code-compliant protection of critical electrical equipment. Choose Bussmann for reliable, high-performance fuse protection engineered to demanding industrial standards.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 3500 A
- Application:
- semiconductor protection
- Certifications:
- UL Recognized
- Class:
- Class aR
- Clearing I2t:
- 12000000 at 660 V
- Compliances:
- CE Marked
- Fuse Indicator:
- Other
- Insulated Metal Gripping Lugs Imgl:
- No
- Interrupt Rating:
- 300 kAIC
- Mounting Method:
- Flush
- Packaging Type:
- Standard
- Pre Arc I2t:
- 1800000
- Product Height:
- 63 mm
- Product Length Depth:
- 250 mm
- Product Weight:
- .001 g
- Product Width:
- 120 mm
- Utilization Category:
- aR (accompanied semiconductor protection)
- Voltage Rating:
- 690 V
- Voltage Type:
- AC
- Watt Losses:
- 460 W
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse