Bussmann 170M-513 High Speed Square Body Fuse, Class aR

Bussmann 170M-513 High Speed Square Body Fuse, Class aR

The Bussmann 170M-513 high speed square body fuse, part of Eaton's Bussmann series, is engineered for semiconductor protection in demanding industrial power circuits. Built to the DIN 43620 square body standard with slotted center-bolted tags, this Class aR accompanied semiconductor protection fuse carries a 100 kAIC interrupting rating and is CE Marked for AC voltage systems. This family is available in amp ratings from 250A to 800A, letting engineers match protection precisely to load requirements, and includes a top fuse status indicator for at-a-glance condition monitoring.

Key Features

• Amp Rating Range: Available from 250A to 800A to match protection needs across a range of semiconductor circuit loads.
• Square Body Construction: DIN 43620 square body design with slotted center-bolted tags for secure, low-resistance terminal connections.
• Utilization Category aR: Class aR accompanied semiconductor protection fuse designed to safeguard power semiconductors and associated equipment.
• Interrupting Rating: 100 kAIC interrupting capacity delivers dependable short-circuit protection.
• Voltage Clearing Performance: Verified clearing performance at 1000V and 1250V for demanding AC power applications.
• Top Fuse Status Indicator: Built-in indicator provides quick visual confirmation of fuse condition without removal from the mounting.
• AC Voltage Type: Designed for AC voltage systems common in industrial power distribution and drive circuits.

Certifications & Compliance

• CE Marked

Technical Specifications

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

Typical Applications

• Variable Frequency Drives and Motor Control Circuits
• Semiconductor and Power Electronics Protection
• Industrial Power Distribution Systems
• Rectifier and Converter Circuit Protection
• OEM Panel and Switchgear Manufacturing

Why Bussmann?

Bussmann fuses from Eaton are engineered to demanding DIN standards and independently CE Marked, giving specifiers confidence in consistent, code-compliant performance. The 170M-513 series' square body design, slotted center-bolted tags, and 100 kAIC interrupting rating make it a dependable choice for protecting sensitive semiconductor equipment across a wide range of amp ratings. Choose Bussmann for reliable, application-matched circuit protection backed by an established industrial fuse manufacturer.