Bussmann 170M-706 Class aR Semiconductor Fuse, 690V

Bussmann 170M Series Class aR Semiconductor Fuses

The Bussmann 170M Series delivers Class aR semiconductor protection fuses engineered for demanding power electronics and motor drive applications where fast, reliable overcurrent protection is critical. This family is available in amperage ratings from 1250A to 3000A, built on a 690V AC platform for accompanied semiconductor protection under Utilization Category aR, with a 200 kAIC interrupt rating for dependable fault-current interruption in high-energy systems. Each fuse carries UL Recognized and CE Marked compliance for use in professional industrial electrical installations, and a top-mounted fuse status indicator provides quick visual confirmation of fuse condition to simplify maintenance and troubleshooting in high-power systems.

Key Features

• Amperage Range: Available from 1250A to 3000A for high-capacity semiconductor protection in power electronics and converter circuits.
• Voltage Rating: 690V AC construction supports use in high-voltage industrial power circuits.
• Class aR Design: Utilization Category aR (accompanied semiconductor protection) delivers coordinated protection for semiconductor devices.
• Interrupt Rating: 200 kAIC interrupt rating provides dependable fault-current interruption in high-energy systems.
• Fuse Status Indicator: Top-mounted indicator allows fast visual verification of fuse condition without disconnecting the circuit.
• Mounting Method: Flush mounting supports compact, space-efficient panel installations.
• Temperature Rating: Rated for operation above 60°C, suited to elevated-temperature industrial environments.

Certifications & Compliance

• UL Recognized
• CE Marked

Technical Specifications

• Packaging Type: Standard
• Insulated Metal Gripping Lugs Imgl: No
• Voltage Type: AC
• Temperature Rating: >60°C

Typical Applications

• Semiconductor Device Protection
• Power Electronics and Converter Circuits
• Industrial Motor Drives and Control Systems
• High-Power Industrial Electrical Panels
• Coordinated Protection for Rectifiers and Power Converters

Why Bussmann?

Bussmann fuses are engineered for dependable, code-compliant performance in demanding industrial power applications. With UL Recognized and CE Marked compliance, a 200 kAIC interrupt rating, and a built-in fuse status indicator across the 1250A-3000A range, the 170M Series gives electrical professionals a trusted, coordinated solution for semiconductor protection in power electronics and drive systems. Shop Bussmann fuses at ZenSupply for reliable components backed by proven manufacturing quality.