Bussmann 170M4560 Eaton Series High-Speed Square Body Fuse, 315A Class aR

Bussmann 170M4560 Eaton Series High-Speed Square Body Fuse, 315A Class aR

The Bussmann 170M4560 is an Eaton Bussmann series high-speed square body fuse engineered for demanding power electronics applications, rated 1300V (UL) and 1100V (IEC) with a 315A amperage rating and a 200 kAIC interrupt rating. Built to Class aR utilization category for accompanied semiconductor protection, this flush-style fuse features a top fuse status indicator for quick visual confirmation of fuse condition. It is IEC Rated and CE Marked, making it well suited for DC common bus, DC drives, and power converter/rectifier applications.

Key Features

• Electrical Rating: 1300V (UL) / 1100V (IEC) with a 315A amperage rating for high-capacity semiconductor circuit protection.
• Interrupt Rating: 200 kAIC interrupt rating delivers robust short-circuit protection in demanding DC power electronics systems.
• Utilization Category: Class aR (accompanied semiconductor protection) is designed to protect semiconductor devices against overload conditions.
• Fuse Shape: Square body construction with flush end contacts simplifies mounting in space-constrained enclosures.
• Top Fuse Status Indicator: Provides a quick visual check of fuse condition without removing the fuse from service.
• Compact Dimensions: Measures 170 mm length/depth x 72 mm width x 52 mm height and weighs 153 g.
• Performance Characteristics: Clearing I2t rated 42000 at 660 V and Pre-Arc I2t of 6200, with watt losses of 58 W.

Certifications & Compliance

• IEC Rated
• CE Marked

Technical Specifications

• Amperage Rating: 315 A
• Application: DC common bus, DC drives, power converters/rectifiers
• Certifications: IEC Rated
• Clearing I2t: 42000 at 660 V
• Compliances: CE Marked
• Fuse Shape: Square body, flush end contacts
• Packaging Type: Standard
• Pre Arc I2t: 6200
• Product Height: 52 mm
• Product Length Depth: 170 mm
• Product Weight: 153 g
• Product Width: 72 mm
• Utilization Category: aR (accompanied semiconductor protection)
• Voltage Rating: 690 V
• Watt Losses: 58 W

Typical Applications

• DC Common Bus Systems
• DC Drives
• Power Converters and Rectifiers
• Semiconductor Device Protection
• Industrial Power Electronics

Why Bussmann?

Bussmann by Eaton engineers this high-speed square body fuse to deliver dependable, code-compliant semiconductor protection for demanding DC power electronics applications. With a 200 kAIC interrupt rating, Class aR utilization category, and IEC Rated, CE Marked compliance, the 170M4560 offers the reliable performance professionals expect for critical power conversion and drive systems.