Bussmann 170M Series Class aR High-Speed Square Body Fuse, 700V, 100 kAIC

Bussmann 170M Series Class aR High-Speed Square Body Fuse, 700V, 100 kAIC

The Bussmann 170M Series Class aR high-speed square body fuse is engineered for accompanied semiconductor protection in demanding power electronics applications, available in 400A and 630A ratings to match a range of drive, converter, and power distribution designs. Rated 700V (UL) and 690V (IEC) with a 100 kAIC interrupt rating, this fuse delivers the ultra-fast clearing characteristics semiconductor devices require to help prevent damage during fault conditions. Its square body construction supports compact, high-density mounting in fuse blocks and power distribution assemblies, making it a dependable choice for engineers specifying protection ahead of sensitive semiconductor components.

Key Features

• Amperage & Voltage Rating: Available in 400A and 630A ratings at 700V (UL) / 690V (IEC) for demanding high-power circuit protection.
• Interrupt Rating: 100 kAIC interrupt rating supports reliable fault clearing in high fault-current environments.
• Utilization Category: Class aR (accompanied semiconductor protection) high-speed fuse designed to protect semiconductor devices.
• Application: Purpose-built for semiconductor protection in power electronics, drives, and converter circuits.
• Square Body Construction: Standardized square body form factor for consistent mounting in fuse blocks and holders.
• Voltage Type: AC-rated fuse for alternating current power distribution systems.
• Dual Listing: Carries both UL (700V) and IEC (690V) ratings for flexibility across North American and international equipment designs.

Certifications & Compliance

• UL Rated, 700V
• IEC Rated, 690V

Technical Specifications

• Voltage Type: AC
• Insulated Metal Gripping Lugs (Imgl): No

Typical Applications

• Semiconductor Protection in Power Electronics
• Motor Drive and Converter Circuits
• Industrial Power Distribution Systems
• High-Speed Fault Protection for AC Power Circuits
• Panelboard and Switchgear Fuse Protection
• OEM Power Conversion Equipment

Why Bussmann?

Bussmann by Eaton is a trusted name in circuit protection, and the 170M Series Class aR high-speed square body fuse reflects that reputation with a 700V (UL) / 690V (IEC) rating, 100 kAIC interrupt performance, and 400A/630A rating options built for demanding semiconductor protection duty. The square body design and high-speed clearing characteristics make it well suited to protecting costly power semiconductor devices from fault damage. Choose Bussmann for reliable, code-compliant circuit protection in professional power electronics and industrial applications.