Bussmann 170M-627 High-Speed Fuse-Link, Class aR, IEC 60269-4

Bussmann 170M-627 High-Speed Fuse-Link, Class aR, IEC 60269-4

The Bussmann 170M-627 High-Speed Fuse-Link is a Class aR fuse-link engineered for accompanied semiconductor protection in AC power electronics and converter systems. Rated 2500V AC and manufactured to IEC 60269-4, this high-speed fuse-link is available in 350A, 550A, 700A, and 800A ratings to match a range of semiconductor protection applications. Each fuse-link features a single indicator for visual status confirmation and an M6 terminal connection for reliable installation. Bussmann engineers this fuse-link for the rapid, coordinated clearing that sensitive semiconductor devices require.

Key Features

• Amp Rating Range: Available in 350A, 550A, 700A, and 800A ratings to cover a range of semiconductor protection needs.
• Voltage Rating: Rated 2500V AC for high-voltage power electronics and converter circuits.
• High-Speed Design: High-speed fuse-link construction clears semiconductor fault currents rapidly to protect sensitive components.
• Class aR: aR utilization category for accompanied semiconductor protection; intended to work alongside a coordinated overload device rather than for stand-alone overload protection.
• Fuse Indicator: Single indicator provides visual confirmation of fuse status.
• Terminal Connection: M6 terminal connection for secure mounting and termination.
• Standard Compliance: Manufactured to IEC 60269-4 for industrial high-speed fuse-links.

Certifications & Compliance

• IEC 60269-4 Certified

Technical Specifications

• Class: Class aR
• Voltage Type: AC
• Utilization Category: aR (accompanied semiconductor protection)
• Packaging Type: Standard
• Application: semiconductor protection
• Insulated Metal Gripping Lugs Imgl: No
• Certifications: IEC 60269-4
• Fuse Indicator: Other

Typical Applications

• Semiconductor Protection Circuits
• Power Electronics and Converter Systems
• Industrial Motor Drive Protection
• High-Voltage AC Power Distribution
• Accompanied Overload Coordination for Semiconductor Devices

Why Bussmann?

Bussmann high-speed fuse-links are built to IEC 60269-4 for dependable, code-compliant performance in demanding semiconductor protection applications. The Class aR design, single indicator, and 2500V AC rating give electrical professionals a coordinated protection component they can specify with confidence across the 350A-800A range. Choose Bussmann for consistent, standards-based semiconductor circuit protection.