Bussmann 170M-519 High-Speed Square Body Fuse, Class aR, DIN 43 620

Bussmann 170M-519 High-Speed Square Body Fuse, Class aR, DIN 43 620

The Bussmann 170M-519 High-Speed Square Body Fuse is an Eaton Bussmann series fuse engineered for accompanied semiconductor protection, rated 1250V (IEC) and 1300V (UL) with a 100 kAIC interrupting rating. Built to DIN 43 620 dimensions in a square body with slotted center bolted tags, this Class aR fuse is available in 800A and 900A ratings to match a range of high-speed interruption applications. The square body construction and bolted tag terminals suit demanding industrial power electronics installations where fast clearing protects semiconductor devices.

Key Features

• Amp Rating Range: Available in 800A and 900A configurations to suit varying semiconductor protection loads.
• Dual Voltage Rating: Rated 1250V (IEC) and 1300V (UL) for use across both IEC- and UL-governed installations.
• Interrupting Rating: 100 kAIC short-circuit interrupting capacity for demanding fault conditions.
• Utilization Category aR: Class aR construction provides accompanied semiconductor protection.
• Square Body Construction: Square body with slotted center bolted tags per DIN 43 620 for secure, standardized mounting.
• Application: Purpose-built for semiconductor protection in power electronic circuits.
• Compact Footprint: Measures 175 mm wide x 67 mm high x 284 mm deep and weighs 634 g.

Certifications & Compliance

• IEC Rated
• CE Marked

Technical Specifications

• Voltage Type: AC
• Product Width: 175 mm
• Utilization Category: aR (accompanied semiconductor protection)
• Packaging Type: Standard
• Fuse Shape: Square body, slotted center bolted tags
• Product Height: 67 mm
• Application: semiconductor protection
• Insulated Metal Gripping Lugs Imgl: No
• Product Weight: 634 g
• Compliances: CE Marked
• Product Length Depth: 284 mm
• Certifications: IEC Rated

Typical Applications

• Semiconductor Device Protection
• Power Electronics and Converter Circuits
• Industrial High-Speed Interruption Applications
• Accompanied Fuse Protection for Class aR Circuits

Why Bussmann?

Bussmann by Eaton engineers this high-speed square body fuse to DIN 43 620 dimensions with a CE marked, IEC rated construction, delivering the reliable, code-compliant performance electrical professionals expect for semiconductor protection duty. The Class aR utilization category and 100 kAIC interrupting rating make it a dependable choice for protecting sensitive power electronic components in demanding industrial environments.