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Bussmann 450SBMT High-Speed BS88 Semiconductor Fuse, 450A aR
The Bussmann 450SBMT is an Eaton Bussmann series high-speed British standard (BS88) fuse rated for 450A at 240V AC. Engineered for rotating rectifier applications, this fuse carries an aR utilization category for accompanied semiconductor protection and a rated switching capacity of 200 kA. Its center bolted tag construction supports the fast, reliable overcurrent protection demanding industrial power conversion systems rely on.
Key Features
- Amperage Rating: 450A for high-current semiconductor circuit protection.
- Voltage Rating: 240V AC, suited to industrial power distribution systems.
- Certification: BS88 British standard construction for recognized semiconductor fuse performance.
- Application: Purpose-built for rotating rectifiers.
- Fuse Shape: Center bolted tags for secure, low-resistance terminal connections.
- Utilization Category: aR (accompanied semiconductor protection) for fast-acting protection of semiconductor devices.
- Rated Switching Capacity: 200 kA for high fault-current environments.
- Gripping Lugs: No insulated metal gripping lugs (IMGL).
Certifications & Compliance
- BS88 Certified
- Compliances: Contact factory for additional compliance documentation
Technical Specifications
- Amperage Rating: 450 A
- Application: for rotating rectifiers
- Certifications: BS88
- Compliances: Contact factory
- Fuse Shape: Center bolted tags
- Insulated Metal Gripping Lugs (IMGL): No
- Product Height: 42 mm
- Product Length/Depth: 210 mm
- Product Weight: 211.6 g
- Product Width: 105 mm
- Rated Switching Capacity: 200 kA
- Utilization Category: aR (accompanied semiconductor protection)
- Voltage Rating: 240 V
- Voltage Type: AC
Typical Applications
- Rotating Rectifier Protection
- Semiconductor Device Protection
- Industrial Power Conversion Equipment
- Motor and Generator Excitation Systems
- High-Speed Fault Current Interruption
Why Bussmann?
Bussmann by Eaton is a recognized name in circuit protection, and the 450SBMT reflects that standard with BS88-compliant construction, a 200 kA rated switching capacity, and an aR utilization category built specifically for semiconductor protection. For engineers specifying rotating rectifier and industrial power conversion equipment, this fuse delivers the fast-acting, standards-recognized performance that professional electrical applications demand, backed by the Bussmann name shoppers trust for critical circuit protection.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 450 A
- Application:
- for rotating rectifiers
- Certifications:
- BS88
- Compliances:
- Contact factory
- Fuse Shape:
- Center bolted tags
- Insulated Metal Gripping Lugs Imgl:
- No
- Product Height:
- 42 mm
- Product Length Depth:
- 210 mm
- Product Weight:
- 211.6 g
- Product Width:
- 105 mm
- Rated Switching Capacity:
- 200 kA
- Utilization Category:
- aR (accompanied semiconductor protection)
- Voltage Rating:
- 240 V
- Voltage Type:
- AC
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse