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Bussmann 170M6252 Eaton Series High Speed Square Body Fuse, Class aR
The Bussmann 170M6252 is an Eaton Bussmann series high speed square body fuse built for semiconductor protection in demanding power electronics circuits. Rated 700V (UL) / 690V (IEC) with a 900A amperage rating and a 100 kAIC interrupt rating, this Class aR fuse is engineered as an accompanied semiconductor protection device, working alongside a circuit breaker or contactor to guard sensitive power semiconductors from short-circuit currents.
Key Features
- Amperage Rating: 900A for high-current semiconductor and power electronics circuits.
- Voltage Rating: 700V (UL), 690V (IEC) for cross-standard system compatibility.
- Interrupt Rating: 100 kAIC for reliable clearing of high fault currents.
- Utilization Category: Class aR (accompanied semiconductor protection) for use alongside an overload-protective device.
- Fuse Shape: Square body with slotted center bolted tags for secure busbar and distribution block mounting.
- Application: Purpose-built for semiconductor protection in power conversion equipment.
- Voltage Type: AC rated construction.
Certifications & Compliance
- UL Rated Voltage: 700V
- IEC Rated Voltage: 690V
Technical Specifications
- Amperage Rating: 900 A
- Application: semiconductor protection
- Compliances: Contact factory
- Fuse Shape: Square body, slotted center bolted tags
- Insulated Metal Gripping Lugs Imgl: No
- Packaging Type: Standard
- Product Height: 76 mm
- Product Length Depth: 168 mm
- Product Weight: 922 g
- Product Width: 95 mm
- Utilization Category: aR (accompanied semiconductor protection)
- Voltage Rating: 1250 V
- Voltage Type: AC
Typical Applications
- Semiconductor Device Protection
- Power Conversion and Rectifier Equipment
- Industrial Power Electronics Assemblies
- High-Current Distribution Blocks and Busbar Systems
- Applications Requiring Accompanied (Class aR) Overload Coordination
Typical Applications
Why Bussmann?
Bussmann by Eaton engineers its high speed square body fuses with slotted center bolted tags for a secure, low-resistance connection to busbars and distribution blocks, backed by a 100 kAIC interrupt rating for dependable performance under high fault-current conditions. As a Class aR device rated 700V (UL) / 690V (IEC) at 900A, the 170M6252 delivers the accompanied semiconductor protection that power electronics and industrial power conversion equipment depend on for code-compliant, reliable operation.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 900 A
- Application:
- semiconductor protection
- Class:
- Class aR
- Compliances:
- Contact factory
- Fuse Indicator:
- Other
- Fuse Shape:
- Square body, slotted center bolted tags
- Insulated Metal Gripping Lugs Imgl:
- No
- Interrupt Rating:
- 100 kAIC
- Packaging Type:
- Standard
- Product Height:
- 76 mm
- Product Length Depth:
- 168 mm
- Product Weight:
- 922 g
- Product Width:
- 95 mm
- Utilization Category:
- aR (accompanied semiconductor protection)
- Voltage Rating:
- 1250 V
- Voltage Type:
- AC
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse
Bussmann 170M6252 – Frequently Asked Questions
How fast can I get the Bussmann 170M6252 delivered?
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Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Bussmann 170M6252 come with a warranty?
Absolutely. The Bussmann 170M6252 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 170M6252?
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