Bussmann 170M6719 Class aR High Speed Fuse, 1600A

Bussmann 170M6719 Class aR High Speed Fuse, 1600A

The Bussmann 170M6719 is a Class aR high speed fuse rated 1600A RMS (1600A amperage rating) with a 200 kAIC interrupt rating, built for fast-acting protection of power semiconductors in demanding power electronics equipment. Its blade end x blade end connection provides a secure, low-resistance termination in compatible fuse holders and disconnects, making it well suited for DC common bus, DC drives, and power converter/rectifier applications. The fuse is RoHS Compliant, CE Marked, UL Recognized, and IEC Rated for use in professional electrical and industrial power systems.

Key Features

• Amperage Rating: 1600A for high-current DC bus and drive protection.
• Current Rating: 1600A RMS for continuous load handling in power conversion circuits.
• Class aR Construction: High speed Class aR design for fast semiconductor fault clearing.
• Interrupt Rating: 200 kAIC for dependable interruption in high-fault-current systems.
• Connection: Blade end x blade end termination for secure mounting in compatible fuse mounts.
• Fuse Indicator: Non Indicating design.
• Watt Losses: 160W rated power dissipation.
• Application: Designed for DC common bus, DC drives, and power converters/rectifiers.

Certifications & Compliance

• RoHS Compliant
• CE Marked
• UL Recognized
• IEC Rated

Technical Specifications

• Amperage Rating: 1600A
• Application: DC common bus, DC drives, power converters/rectifiers
• Class: Class aR
• Clearing I2t: Clearing at 660V: 3900000
• Connection: Blade end X blade end
• Current Rating: 1600A RMS
• Fuse Indicator: Non Indicating
• Interrupt Rating: 200 kAIC
• Packaging Type: Standard
• Pre Arc I2t: 580000
• Watt Losses: 160W
• Product Type: Square body, US style -FU/115 without indicator
• Product Length: 5.433 IN
• Product Details: Square body, US style -FU/115 without indicator
• Product Height: 2.087 IN
• Product Weight: 1.6456 LB
• Product Width: .315 IN

Typical Applications

• DC Common Bus Protection
• DC Drive Systems
• Power Converters and Rectifiers
• Industrial Power Electronics Equipment
• Semiconductor Fuse Protection

Why Bussmann?

Bussmann brings proven circuit protection engineering to the 170M6719 Class aR high speed fuse, pairing a 1600A RMS current rating with a 200 kAIC interrupt rating for dependable protection in demanding DC power conversion equipment. Backed by UL Recognition, IEC rating, RoHS compliance, and CE marking, this fuse delivers code-compliant, reliable performance for professional electrical and industrial installations.