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Bussmann 170M4269 High Speed Square Body Fuse, Class aR, 900A
Model: BUSS-170M4269
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Bussmann 170M4469 Eaton High-Speed Square Body Fuse, Class aR, 900A
Model: BUSS-170M4469
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Bussmann 170M4669 Class aR High Speed Fuse, 900A
The Bussmann 170M4669 is a Class aR high speed fuse rated 900A RMS with a 1000 Vac (IEC) voltage rating and a 200 kAIC interrupt rating, engineered for DC common bus, DC drives, and power converter/rectifier applications. Its square body, blade end X blade end connection design delivers fast, reliable overcurrent protection for demanding industrial power circuits. This fuse is IEC Rated and UL Recognized, giving specifiers a component built to established international and North American standards.
Key Features
- Amperage Rating: 900A RMS for high-current DC circuit protection.
- Class aR Construction: Square body, US style design built for demanding semiconductor and power conversion protection.
- Connection: Blade end X blade end termination for secure, low-resistance mounting.
- Voltage Rating: 1000 Vac (IEC) for use in high-voltage DC power systems.
- Interrupt Rating: 200 kAIC delivers robust short-circuit interrupting capability.
- Fuse Indicator: Non Indicating design.
- Energy Let-Through: Pre-arc I²t of 155000 and clearing I²t of 850000 at 660V for coordinated protection.
- Watt Losses: 100W.
Certifications & Compliance
- IEC Rated
- UL Recognized
- CE Marked
- RoHS Compliant
Technical Specifications
- Amperage Rating: 900A
- Application: DC common bus, DC drives, power converters/rectifiers
- Class: Class aR
- Clearing I2t: Clearing at 660V: 850000
- Connection: Blade end X blade end
- Current Rating: 900A RMS
- Fuse Indicator: Non Indicating
- Interrupt Rating: 200 kAIC
- Packaging Type: Standard
- Pre Arc I2t: 155000
- Voltage Rating: 1000 Vac (IEC)
- Watt Losses: 100W
- 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
- Rectifiers
Why Bussmann?
Bussmann builds the 170M4669 as a Class aR square body fuse with IEC Rated and UL Recognized listings, plus CE Marked and RoHS Compliant construction for global code compliance. With a 200 kAIC interrupt rating and coordinated I²t let-through characteristics, it delivers dependable, code-compliant overcurrent protection for demanding DC power conversion equipment.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 900A
- Application:
- DC common bus, DC drives, power converters/rectifiers
- Class:
- Class aR
- Clearing I2t:
- Clearing at 660V: 850000
- Connection:
- Blade end X blade end
- Current Rating:
- 900A RMS
- Fuse Indicator:
- Non Indicating
- Interrupt Rating:
- 200 kAIC
- Packaging Type:
- Standard
- Pre Arc I2t:
- 155000
- Voltage Rating:
- 1000 Vac (IEC)
- Watt Losses:
- 100W
- 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