Bussmann 170M3241 Eaton Series High-Speed Square Body Fuse, Class aR, 100A

Bussmann 170M3241 Eaton Series High-Speed Square Body Fuse, Class aR, 100A

The Bussmann 170M3241 is an Eaton Bussmann series high-speed square body fuse built for semiconductor protection in demanding industrial power circuits. Rated 700V (UL) and 690V (IEC) at 100A with a 100 kAIC interrupt rating, this Class aR fuse is manufactured to the DIN 43 620 standard for accompanied semiconductor protection. The square body design with slotted center bolted tags delivers a secure, low-resistance connection, and the fuse carries IEC Rated and CE Marked compliance for use in professional electrical and power electronics installations.

Key Features

• Voltage & Current Rating: 700V (UL), 690V (IEC) at 100A for reliable overcurrent protection in high-power circuits.
• High Interrupt Rating: 100 kAIC interrupting capacity supports demanding, high-fault-current power electronics applications.
• Utilization Category: Class aR (accompanied semiconductor protection) manufactured to the DIN 43 620 standard.
• Fuse Body Design: Square body construction with slotted center bolted tags for a secure, low-resistance mounted connection.
• Application-Specific Protection: Engineered specifically for semiconductor protection duty in industrial power electronics.
• Compact Footprint: 305 mm length, 145 mm width, and 65 mm height fuse body for defined panel and enclosure clearances.
• Low Watt Losses: 30W watt loss rating supports efficient, lower-heat operation in continuous-duty circuits.

Certifications & Compliance

• IEC Rated
• CE Marked

Technical Specifications

• Amperage Rating: 100 A
• Application: semiconductor protection
• Certifications: IEC Rated
• Clearing I2t : 4450 at 1000 V, 5950 at 1250 V
• Compliances: CE Marked
• Fuse Shape: Square body, slotted center bolted tags
• Insulated Metal Gripping Lugs Imgl : No
• Packaging Type: Standard
• Pre Arc I2t : 750
• Product Height: 65 mm
• Product Length Depth: 305 mm
• Product Weight: 73 g
• Product Width: 145 mm
• Utilization Category: aR (accompanied semiconductor protection)
• Voltage Rating: 1250 V
• Voltage Type: AC
• Watt Losses: 30 W

Typical Applications

• Semiconductor Protection Circuits
• Industrial Power Electronics
• High-Speed Circuit Protection Systems
• Motor Drive and Rectifier Protection
• Commercial and Industrial Electrical Installations

Why Bussmann?

Bussmann by Eaton engineers this high-speed square body fuse to the DIN 43 620 standard with a Class aR utilization category for accompanied semiconductor protection, backed by IEC Rated and CE Marked compliance. The slotted center bolted tag design and defined 100 kAIC interrupt rating make it a dependable choice for professional power electronics and industrial circuit protection where consistent, code-aligned performance is required.