Bussmann 170M4215 Eaton High Speed Square Body Fuse, 550A Class aR
The Bussmann 170M4215 is an Eaton Bussmann series high speed square body fuse engineered for semiconductor protection, rated 700V (UL) and 690V (IEC) with a 550A amperage rating and a 200 kAIC interrupt rating. Built to Class aR utilization category standards for accompanied semiconductor protection, this fuse features blade end x blade end terminals per DIN 43 620 and a top fuse status indicator for quick visual verification of fuse condition. UL Recognized and CE Marked, the 170M4215 delivers dependable high-speed clearing performance for demanding industrial power electronics applications.
Key Features
- Amperage Rating: 550A for high-capacity circuit protection in industrial power electronics.
- Voltage Rating: 700V (UL) and 690V (IEC) for use across UL and IEC-rated systems.
- Interrupt Rating: 200 kAIC for reliable performance under high fault-current conditions.
- Utilization Category: Class aR (accompanied semiconductor protection) for coordinated protection of power semiconductors.
- Terminals: Blade end x blade end configuration per DIN 43 620 for standardized mounting.
- Fuse Shape: Square body with slotted, center bolted tags for secure connections.
- Status Indicator: Top fuse status indicator provides quick visual confirmation of a blown fuse.
- Clearing Characteristics: Pre-arc I2t of 17000 and clearing I2t of 350000 at 660V, with a clearing loss of 75.
Certifications & Compliance
- UL Recognized
- CE Marked
Technical Specifications
- Amperage Rating: 550 A
- Application: semiconductor protection
- Certifications: UL Recognized
- Clearing I2t: 350000 at 660 V
- Clearing Loss: 75
- Compliances: CE Marked
- Fuse Shape: Square body, slotted center bolted tags
- Insulated Metal Gripping Lugs (IMGL): No
- Packaging Type: Standard
- Pre Arc I2t: 17000
- Product Height: 62 mm
- Product Length Depth: 245 mm
- Product Weight: 499 g
- Product Width: 142 mm
- Utilization Category: aR (accompanied semiconductor protection)
- Voltage Rating: 690 V
- Voltage Type: AC
Typical Applications
- Semiconductor Protection
- Industrial Power Electronics and Drives
- Motor Drive and Rectifier Circuits
- High-Power Switching Equipment
Why Bussmann?
Bussmann by Eaton is a trusted name in circuit protection, and the 170M4215 reflects that reputation with a 550A, 200 kAIC high speed square body fuse built to Class aR standards for accompanied semiconductor protection. UL Recognized and CE Marked, this fuse combines a durable square body construction, blade end x blade end terminals per DIN 43 620, and a top fuse status indicator to help ensure reliable, code-compliant performance in demanding industrial power electronics installations.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 550 A
- Application:
- semiconductor protection
- Certifications:
- UL Recognized
- Class:
- Class aR
- Clearing I2t:
- 350000 at 660 V
- Clearing Loss:
- 75
- Compliances:
- CE Marked
- Connection:
- Blade end x blade end
- Fuse Indicator:
- Top fuse status indicator
- Fuse Shape:
- Square body, slotted center bolted tags
- Insulated Metal Gripping Lugs Imgl:
- No
- Interrupt Rating:
- 200 kAIC
- Mounting Method:
- DIN 43 620
- Packaging Type:
- Standard
- Pre Arc I2t:
- 17000
- Product Height:
- 62 mm
- Product Length Depth:
- 245 mm
- Product Weight:
- 499 g
- Product Width:
- 142 mm
- Utilization Category:
- aR (accompanied semiconductor protection)
- Voltage Rating:
- 690 V
- Voltage Type:
- AC
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse