Bussmann 170L9679 Eaton Series High-Speed Square Body Fuse, 450A, Class aR

Bussmann 170L9679 Eaton Series High-Speed Square Body Fuse, 450A, Class aR

The Bussmann 170L9679 is an Eaton Bussmann series high-speed square body fuse rated 450A at 2000V AC, engineered for accompanied semiconductor protection under Class aR utilization. Featuring a square body design with slotted, center-bolted tags and a top fuse status indicator, this fuse is built to safeguard semiconductor devices such as SCRs, diodes, and thyristors from overcurrent conditions in demanding industrial power electronics equipment. Its high-speed construction and bolted-tag terminations make it a dependable choice wherever accompanied semiconductor protection at 450A and 2000V AC is required.

Key Features

• Amperage Rating: 450A for high-current semiconductor circuit protection.
• Voltage Rating: 2000V AC for use in high-voltage power electronics systems.
• Utilization Category: Class aR (accompanied semiconductor protection) for coordinated protection of semiconductor devices.
• Fuse Shape: Square body with slotted, center-bolted tags for secure, low-resistance connections.
• Status Indicator: Top fuse status indicator provides quick visual confirmation of fuse condition.
• High-Speed Design: Fast-acting construction suited to protecting sensitive semiconductor components from fault currents.
• Application: Purpose-built for semiconductor protection in industrial power conversion equipment.

Technical Specifications

• Amperage Rating: 450 A
• Application: semiconductor protection
• Compliances: Contact factory
• Fuse Shape: Square body, slotted center bolted tags
• Insulated Metal Gripping Lugs (IMGL): No
• Packaging Type: Standard
• Product Height: 95 mm
• Product Length Depth: 250 mm
• Product Weight: 4075 g
• Product Width: 170 mm
• Utilization Category: aR (accompanied semiconductor protection)
• Voltage Rating: 2000 V
• Voltage Type: AC

Typical Applications

• Semiconductor Protection in Power Electronics
• Industrial Power Conversion Equipment
• SCR, Diode, and Thyristor Circuit Protection
• High-Voltage Drive and Converter Systems
• Industrial Motor Control and Power Distribution Equipment

Why Bussmann?

Bussmann by Eaton is a recognized name in circuit protection engineering, and the 170L9679 reflects that standard with a robust square body construction, slotted center-bolted tag terminations, and a top status indicator for fast fault verification. For professionals specifying accompanied semiconductor protection at 450A and 2000V AC, this Class aR fuse delivers the coordinated, reliable performance that demanding power electronics applications require.