Bussmann 170M5064 Eaton Series High-Speed Square Body Fuse, 800A Class aR

Bussmann 170M5064 Eaton Series High-Speed Square Body Fuse, 800A Class aR

The Bussmann 170M5064 is an Eaton series high-speed square body fuse engineered for demanding semiconductor protection duty, rated 700V (UL) / 690V (IEC) with an 800A amperage rating and a 200 kAIC interrupting rating. Built to Class aR (accompanied semiconductor protection) utilization category specifications and manufactured per DIN 43 620, this fuse features a square body with slotted center bolted tags, blade end x blade end connections, and a top fuse status indicator for fast visual diagnostics. It is IEC rated and CE marked for use in industrial power electronics, drives, and converter systems requiring fast-acting overcurrent protection.

Key Features

• Voltage Rating: 700V (UL) / 690V (IEC) for high-voltage industrial power circuits.
• Amperage Rating: 800A continuous current rating suited for high-power semiconductor protection.
• Interrupting Rating: 200 kAIC for reliable fault-current clearing in demanding applications.
• Utilization Category: Class aR (accompanied semiconductor protection) designed specifically to safeguard semiconductor devices.
• Fuse Shape & Connection: Square body with slotted center bolted tags and blade end x blade end connections, built to DIN 43 620.
• Top Fuse Status Indicator: Provides quick visual confirmation of fuse condition for faster troubleshooting.
• Clearing Characteristics: Clearing I2t of 575000 at 660V and Pre-Arc I2t of 86000 for predictable coordination with protected equipment.
• Compact Physical Footprint: Height 66 mm, length/depth 286 mm, width 165 mm, weight 594 g.

Certifications & Compliance

• IEC Rated
• CE Marked

Technical Specifications

• Amperage Rating: 800 A
• Application: semiconductor protection
• Certifications: IEC Rated
• Clearing I2t: 575000 at 660 V
• Clearing Loss: 105
• Compliances: CE Marked
• Fuse Shape: Square body, slotted center bolted tags
• Insulated Metal Gripping Lugs (IMGL): No
• Packaging Type: Standard
• Pre Arc I2t: 86000
• Product Height: 66 mm
• Product Length Depth: 286 mm
• Product Weight: 594 g
• Product Width: 165 mm
• Utilization Category: aR (accompanied semiconductor protection)
• Voltage Rating: 690 V
• Voltage Type: AC

Typical Applications

• Semiconductor Device Protection
• Power Electronics and Drive Systems
• Industrial Motor Control Circuits
• Converter and Rectifier Protection
• High-Power Industrial Electrical Installations

Why Bussmann?

Bussmann by Eaton builds this high-speed square body fuse to DIN 43 620 dimensions with IEC rated and CE marked construction, giving specifiers confidence in consistent performance for Class aR semiconductor protection. With a 200 kAIC interrupting rating, documented clearing and pre-arc I2t values, and a top fuse status indicator for fast diagnostics, the 170M5064 delivers the coordinated, code-compliant overcurrent protection professional electrical and power electronics installations depend on.