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Bussmann 170M5659 Class aR High Speed Fuse, 450A
The Bussmann 170M5659 Class aR High Speed Fuse delivers dependable overcurrent protection for demanding DC power applications, including DC common bus systems, DC drives, and power converters/rectifiers. This square-body fuse is rated 450A RMS with a voltage rating of 700 Vac (UL) / 690 Vac (IEC) and carries a 200 kAIC interrupt rating for reliable performance under high fault-current conditions. Built to Class aR specifications, the 170M5659 is UL Recognized and IEC Rated for use in professional power electronics protection.
Key Features
- Amperage Rating: 450A RMS current rating suited for high-capacity DC circuits.
- Voltage Rating: 700 Vac (UL) / 690 Vac (IEC) for use across UL and IEC-rated systems.
- Interrupt Rating: 200 kAIC interrupt rating protects against high fault currents.
- Class aR Construction: Class aR fuse design suited for semiconductor and power converter protection.
- Connection: Blade end X blade end termination for secure mounting.
- Fuse Indicator: Non indicating design.
- Application: Designed for DC common bus, DC drives, and power converters/rectifiers.
- Watt Losses: 70W watt loss rating.
Certifications & Compliance
- UL Recognized
- IEC Rated
- CE Marked
- RoHS Compliant
Technical Specifications
- Amperage Rating: 450A
- Application: DC common bus, DC drives, power converters/rectifiers
- Class: Class aR
- Clearing I2t: Clearing at 660V: 105000
- Connection: Blade end X blade end
- Current Rating: 450A RMS
- Fuse Indicator: Non Indicating
- Interrupt Rating: 200 kAIC
- Packaging Type: Standard
- Pre Arc I2t: 15500
- Voltage Rating: 700 Vac (UL), 690 Vac (IEC)
- Watt Losses: 70W
- Product Type: Square body, US style -FKE/- type K indicator for micro
- Product Length: 5.433 IN
- Product Details: Square body, US style -FKE/- type K indicator for micro
- Product Height: 2.087 IN
- Product Weight: 1.6456 LB
- Product Width: .315 IN
Typical Applications
- DC Common Bus Systems
- DC Drives
- Power Converters and Rectifiers
- Industrial Power Electronics Protection
- Semiconductor Circuit Protection
Why Bussmann?
Bussmann engineers the 170M5659 to Class aR specifications with UL Recognized and IEC Rated performance, giving electrical professionals confidence in dependable overcurrent protection. With a 200 kAIC interrupt rating plus CE marked, RoHS compliant construction, this high speed fuse supports code-compliant, reliable protection for demanding DC power electronics applications.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 450A
- Application:
- DC common bus, DC drives, power converters/rectifiers
- Class:
- Class aR
- Clearing I2t:
- Clearing at 660V: 105000
- Connection:
- Blade end X blade end
- Current Rating:
- 450A RMS
- Fuse Indicator:
- Non Indicating
- Interrupt Rating:
- 200 kAIC
- Packaging Type:
- Standard
- Pre Arc I2t:
- 15500
- Voltage Rating:
- 700 Vac (UL), 690 Vac (IEC)
- Watt Losses:
- 70W
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Length:
- 5.433 IN
- Product Details:
- Square body, US style -FKE/- type K indicator for micro
- Product Height:
- 2.087 IN
- Product Weight:
- 1.6456 LB
- Product Width:
- .315 IN