Bussmann 170M-151 Eaton Series Class aR High-Speed Fuse, 1000V/160A

Bussmann 170M-151 Eaton Series Class aR High-Speed Fuse, 1000V/160A

The Bussmann 170M-151 is an Eaton Bussmann series high-speed square body fuse engineered for accompanied semiconductor protection, rated 1000V at 160A with a 200 kAIC interrupting rating. This Class aR utilization category fuse combines a compact square body with offset bolted tags, giving panel builders and OEMs a space-efficient way to protect power semiconductors, rectifiers, and drive components from damaging overcurrent and short-circuit conditions. A top-mounted fuse status indicator lets technicians confirm fuse condition at a glance, without pulling the fuse from its mounting, which speeds up routine inspection and troubleshooting on busy industrial lines.

Key Features

• High-Speed Fuse Design: Class aR utilization category engineered for accompanied semiconductor protection in demanding power electronics applications where fast clearing time matters.
• Electrical Rating: Rated 1000V at 160A with a 200 kAIC interrupting rating, providing robust short-circuit fault protection for high-energy circuits.
• Square Body Construction: Square body fuse with offset bolted tags for secure, space-saving mounting in fuse blocks, disconnects, and semiconductor stacks.
• Top Status Indicator: Integrated top-mounted fuse status indicator allows technicians to visually confirm fuse condition without removing the fuse from service.
• AC Voltage System: Configured for AC voltage type applications with a 690V voltage rating, matching common industrial power distribution schemes.
• Accompanied Protection: Designed to work alongside upstream protective devices for coordinated, accompanied semiconductor protection strategies.

Technical Specifications

• Voltage Type: AC
• Utilization Category: aR (accompanied semiconductor protection)
• Packaging Type: Standard
• Fuse Shape: Square body, offset bolted tags
• Application: semiconductor protection
• Insulated Metal Gripping Lugs (IMGL): No
• Compliances: Contact factory
• Voltage Rating: 690V

Typical Applications

• Semiconductor Protection in Power Electronics Assemblies
• Industrial Power Conversion Equipment
• Motor Drive and Control Circuit Protection
• Rectifier and Inverter Fault Protection
• Panel Builder and OEM Fuse Block Assemblies

Why Bussmann?

Bussmann by Eaton is a recognized name in circuit protection, and this Class aR square body fuse reflects that engineering standard with a 200 kAIC interrupting rating, a 1000V/160A rating, and a top-mounted status indicator for easier field verification. The offset bolted tag square body construction and accompanied semiconductor protection design make the Bussmann 170M-151 a dependable choice for panel builders and maintenance teams who need code-conscious, high-speed fuse protection on demanding industrial power electronics projects.