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Bussmann 170M1314 High-Speed Square Body Fuse, 50A, 200 kAIC, Class gR
The Bussmann 170M1314 is an Eaton Bussmann series high-speed square body fuse engineered for semiconductor protection, rated 50A with a 200 kAIC interrupting capacity and a 690V AC voltage rating. Built to DIN 43 620 with a blade end x blade end connection and Class gR utilization, this fuse delivers fast, reliable clearing for sensitive power electronics. The square body features offset bolted tags (slotted) for a secure, low-resistance connection in demanding industrial circuits.
Key Features
- Amperage Rating: 50A rating sized for semiconductor protection applications.
- Interrupting Rating: 200 kAIC for high short-circuit fault current capability.
- Utilization Class: Class gR general purpose semiconductor protection per DIN 43 620.
- Connection Style: Blade end x blade end termination with square body and offset bolted tags (slotted).
- Voltage Rating: 690V AC for demanding power distribution and drive circuits.
- Clearing I2t: 770 at 660V, with a Pre-Arc I2t of 115 for predictable coordination.
- Watt Losses: 15W rated power dissipation.
- Compact Dimensions: 46 mm height, 105 mm length/depth, 300 mm width, weighing 139 g.
Certifications & Compliance
- UL Recognized
- CE Marked
Technical Specifications
- Amperage Rating: 50 A
- Application: semiconductor protection
- Certifications: UL Recognized
- Clearing I2t : 770 at 660 V
- Compliances: CE Marked
- Fuse Shape: Square body, slotted offset bolted tags
- Insulated Metal Gripping Lugs Imgl : No
- Pre Arc I2t : 115
- Product Height: 46 mm
- Product Length Depth: 105 mm
- Product Weight: 139 g
- Product Width: 300 mm
- Utilization Category: gR (general purpose semiconductor protection)
- Voltage Rating: 690 V
- Voltage Type: AC
- Watt Losses: 15 W
Typical Applications
- Semiconductor Protection Circuits
- Variable Frequency Drives and Motor Drives
- Power Conversion and Rectifier Equipment
- Industrial Power Electronics Assemblies
- High-Speed Circuit Protection for Solid-State Devices
Why Bussmann?
Bussmann by Eaton engineers its high-speed square body fuses for the demanding coordination requirements of semiconductor protection, backing the 170M1314 with UL Recognized and CE Marked compliance. With a defined Class gR utilization, 200 kAIC interrupting rating, and documented clearing and pre-arc I2t values, this fuse supports precise, code-aware protection coordination for professional power electronics installations.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 50 A
- Application:
- semiconductor protection
- Certifications:
- UL Recognized
- Class:
- Class gR
- Clearing I2t:
- 770 at 660 V
- Compliances:
- CE Marked
- Connection:
- Blade end x blade end
- Fuse Shape:
- Square body, slotted offset bolted tags
- Insulated Metal Gripping Lugs Imgl:
- No
- Interrupt Rating:
- 200 kAIC
- Mounting Method:
- DIN 43 620
- Packaging Type:
- Standard
- Pre Arc I2t:
- 115
- Product Height:
- 46 mm
- Product Length Depth:
- 105 mm
- Product Weight:
- 139 g
- Product Width:
- 300 mm
- Utilization Category:
- gR (general purpose semiconductor protection)
- Voltage Rating:
- 690 V
- Voltage Type:
- AC
- Watt Losses:
- 15 W
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse
Bussmann 170M1314 – Frequently Asked Questions
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Does the Bussmann 170M1314 come with a warranty?
Absolutely. The Bussmann 170M1314 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Bussmann 170M1314?
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