Bussmann 170M-461 Class aR High-Speed Square Body Semiconductor Fuse, 250A-700A, 690V, 200kA IC

Bussmann 170M-461 Class aR High-Speed Square Body Semiconductor Fuse, 250A-700A, 690V, 200kA IC

The Bussmann 170M-461 is an Eaton Bussmann series high-speed square body fuse engineered for semiconductor protection in demanding power electronics applications, available across an amperage range of 250A to 700A. This Class aR fuse carries a 690V AC (1000V IEC) voltage rating and a 200 kAIC interrupt rating, delivering accompanied semiconductor protection where fast, reliable clearing is critical for sensitive devices. The square body design features blade end X blade end terminals for secure, low-resistance connections in high-current circuits, and CE Marked compliance supports use in demanding industrial power systems.

Key Features

• Amperage Rating: Available from 250A to 700A across the 170M-461 family for high-current semiconductor circuit protection.
• Voltage Rating: 690V AC (1000V IEC) suitable for demanding industrial power systems.
• Interrupt Rating: 200 kAIC for reliable performance under high fault-current conditions.
• Utilization Category: Class aR, providing accompanied semiconductor protection.
• Terminal Connection: Blade end X blade end configuration for secure, low-resistance mounting.
• Body Style: Square body, center-bolted tags for robust, high-current applications.
• Application: Purpose-built for semiconductor protection in power conversion equipment.

Certifications & Compliance

• CE Marked

Technical Specifications

• Amp Rating Range: 250A-700A
• Voltage Type: AC
• Insulated Metal Gripping Lugs (Imgl): No
• Packaging Type: Standard
• Fuse Shape: Square body, center bolted tags
• Compliances: CE Marked

Typical Applications

• Semiconductor Device Protection
• Power Electronics and Converter Circuits
• Industrial Motor Drive Systems
• High-Speed Circuit Interruption
• Commercial and Industrial Electrical Systems

Why Bussmann?

Bussmann by Eaton is a trusted name in circuit protection, and the 170M-461 high-speed square body fuse family reflects that reputation with its Class aR utilization category built specifically for accompanied semiconductor protection. Offered across a 250A-700A amperage range with a shared 690V AC (1000V IEC) voltage rating, a 200 kAIC interrupt rating, and CE Marked compliance, this fuse delivers the fast-acting, high-current interruption that sensitive semiconductor devices and power electronics require. The square body construction with center-bolted tags and blade end X blade end terminals ensures a secure, dependable connection for code-compliant industrial installations.