Bussmann 170M2659 Eaton Series High Speed Square Body Fuse, Class gR, 32A

Bussmann 170M2659 Eaton Series High Speed Square Body Fuse, Class gR, 32A

The Bussmann 170M2659 is an Eaton Bussmann series high speed square body fuse engineered for semiconductor protection in demanding power electronics applications. Rated 700V (UL) and 690V (IEC) with a 32A amperage rating and a 200 kAIC interrupt rating, this Class gR fuse features a blade end X blade end connection built to the DIN 43 620 standard, with a top fuse status indicator for at-a-glance condition checks. Its square body, slotted offset bolted tag design delivers reliable, code-compliant fault clearing for sensitive semiconductor circuits.

Key Features

• Dual Voltage Rating: 700V (UL) and 690V (IEC) rating supports both UL and IEC-compliant installations.
• Amperage Rating: 32A rating sized for precise semiconductor branch circuit protection.
• High Interrupt Rating: 200 kAIC interrupting capacity for high fault-current environments.
• Utilization Category: Class gR, general purpose semiconductor protection for power electronics and drives.
• Blade End X Blade End Connection: Mounts to DIN 43 620 standard fuse holders and disconnects for consistent fit.
• Square Body Construction: Slotted offset bolted tags provide a secure, low-resistance termination.
• Top Fuse Status Indicator: Visual indication of fuse condition simplifies maintenance and troubleshooting.
• Low Watt Losses: 7W watt loss rating supports efficient operation in continuous-duty circuits.

Certifications & Compliance

• IEC Rated
• CE Marked

Technical Specifications

• Amperage Rating: 32 A
• Application: semiconductor protection
• Certifications: IEC Rated
• Clearing I2t: 195 at 660 V
• Compliances: CE Marked
• Fuse Shape: Square body, slotted offset bolted tags
• Insulated Metal Gripping Lugs (IMGL): No
• Packaging Type: Standard
• Pre Arc I2t: 28.5
• Product Height: 66 mm
• Product Length Depth: 233 mm
• Product Weight: 235.3333333 g
• Product Width: 140 mm
• Utilization Category: gR (general purpose semiconductor protection)
• Voltage Rating: 690 V
• Voltage Type: AC
• Watt Losses: 7 W

Typical Applications

• Semiconductor Protection Circuits
• Industrial Power Electronics
• Motor Drive and Converter Protection
• High Speed Fault Interruption for Rectifiers and Inverters
• Panelboard and Control Cabinet Fusing

Why Bussmann?

Bussmann by Eaton engineers its high speed square body fuses to deliver dependable, code-compliant protection for critical semiconductor circuits. With a 200 kAIC interrupt rating, dual UL/IEC voltage ratings, CE marking, and IEC-rated compliance, the 170M2659 gives electrical professionals a trusted, standards-based solution for high-current, high-speed fault protection.