Bussmann 170M-530 Class aR High-Speed Square Body Fuse, 700V

Bussmann 170M-530 Class aR High-Speed Square Body Fuse, 700V

The Bussmann 170M-530 Class aR high-speed square body fuse from the Eaton Bussmann series delivers accompanied semiconductor protection for demanding power electronics applications. Dual-rated at 700V (UL) and 690V (IEC), this fuse family is available in 200A, 250A, 315A, and 450A ratings to match a wide range of system protection needs. A top-mounted fuse status indicator provides fast visual confirmation of fuse condition, while the square body construction supports reliable, high-speed clearing for semiconductor circuit protection.

Key Features

• Amp Rating Options: Available in 200A, 250A, 315A, and 450A ratings to fit a range of semiconductor protection requirements.
• Dual Voltage Rating: Rated 700V (UL) and 690V (IEC) for use across UL and IEC-compliant electrical systems.
• High-Speed Square Body Design: Engineered for fast-acting clearing to protect sensitive semiconductor devices.
• Class aR Utilization Category: Designed for accompanied semiconductor protection applications.
• Top Fuse Status Indicator: Provides quick visual confirmation of fuse condition without disconnecting the circuit.
• Semiconductor Protection Application: Purpose-built to safeguard semiconductor components in power conversion circuits.
• Compact Body Dimensions: Square body measures 160 mm wide x 80 mm high x 210 mm long/deep.

Certifications & Compliance

• Rated per UL Standards, 700V
• Rated per IEC Standards, 690V

Technical Specifications

• Product Width: 160 mm
• Product Height: 80 mm
• Product Length/Depth: 210 mm
• Utilization Category: aR (accompanied semiconductor protection)
• Application: Semiconductor protection
• Packaging Type: Standard
• Insulated Metal Gripping Lugs (IMGL): No

Typical Applications

• Semiconductor Device Protection
• Power Conversion and Rectifier Circuits
• Motor Drive Systems
• Industrial Electrical Equipment

Why Bussmann?

Eaton Bussmann series fuses are engineered for dependable, code-compliant performance in demanding industrial power applications. The Class aR high-speed square body design, dual UL/IEC voltage ratings, and top fuse status indicator combine to give electrical professionals a reliable semiconductor protection solution they can specify with confidence.