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Bussmann 170M3903 Class aR High-Speed Square Body Fuse, 160A/690V
Model: BUSS-170M3903
Bussmann
Bussmann 170M3693 Class aR High-Speed Fuse, 160A
The Bussmann 170M3693 is a Class aR high-speed fuse engineered for semiconductor and power-conversion circuit protection. Rated 160A with a 760A RMS current rating and a 100 kAIC interrupt rating, this square body US-style, non-indicating fuse (-FU/115 without indicator) is designed for DC common bus, DC drives, power converters/rectifiers, and reduced voltage starters. It carries UL Recognized, IEC Rated, and CSA Certified listings along with RoHS compliance and a CE mark for demanding industrial power systems.
Key Features
- Amperage Rating: 160A rating suited for DC common bus, DC drives, power converters/rectifiers, and reduced voltage starters.
- Current Rating: 760A RMS for high-capacity power circuit protection.
- Class aR Design: High-speed Class aR fuse construction for semiconductor and power-conversion protection.
- Interrupt Rating: 100 kAIC for reliable short-circuit protection in demanding industrial systems.
- Clearing I2t: 16000 at 1000V and 21000 at 1250V for precise current-limiting performance.
- Pre-Arc I2t: 2600 for fast-acting fault clearing.
- Watt Losses: 40W.
- Fuse Indicator: Non-Indicating, square body US style (-FU/115 without indicator).
Certifications & Compliance
- RoHS Compliant
- CE Marked
- UL Recognized
- IEC Rated
- CSA Certified
Technical Specifications
- Amperage Rating: 160A
- Application: DC common bus, DC drives, power converters/rectifiers, reduced voltage starters
- Class: Class aR
- Clearing I2t: Clearing at 1000V: 16000, Clearing at 1250V: 21000
- Current Rating: 760A RMS
- Fuse Indicator: Non Indicating
- Interrupt Rating: 100 kAIC
- Packaging Type: Standard
- Pre Arc I2t: 2600
- Watt Losses: 40W
- Product Type: Square body US style, -FU/115 without indicator
- Product Length: 5.433 IN
- Product Details: Square body US style, -FU/115 without indicator
- Product Height: 2.087 IN
- Product Weight: 1.6456 LB
- Product Width: .315 IN
Typical Applications
- DC Common Bus Protection
- DC Drives
- Power Converters and Rectifiers
- Reduced Voltage Starters
- Industrial Power Distribution Systems
Why Bussmann?
Bussmann fuses are engineered for dependable, code-compliant performance in demanding industrial power applications. The 170M3693 combines Class aR high-speed protection, a 100 kAIC interrupt rating, and UL Recognized, IEC Rated, and CSA Certified listings to deliver trusted circuit protection for DC common bus, DC drives, power converters, and rectifier systems.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 160A
- Class:
- Class aR
- Clearing I2t:
- Clearing at 1000V: 16000 , Clearing at 1250V:21000
- Current Rating:
- 760A RMS
- Fuse Indicator:
- Non Indicating
- Interrupt Rating:
- 100 kAIC
- Packaging Type:
- Standard
- Pre Arc I2t:
- 2600
- Watt Losses:
- 40W
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Length:
- 5.433 IN
- Product Details:
- Square body US style, -FU/115 without indicator
- Product Height:
- 2.087 IN
- Product Weight:
- 1.6456 LB
- Product Width:
- .315 IN