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Bussmann 170L7290 Eaton Series High Speed Square Body Fuse, 630A Class aR
The Bussmann 170L7290 is an Eaton Bussmann series high speed square body fuse engineered for demanding semiconductor protection duty. Rated 630A at 1000V AC, this Class aR fuse (accompanied semiconductor protection) is built with a square body and bladed tags, plus a top-mounted fuse status indicator for fast visual verification of fuse condition. Designed for high-speed interruption of fault currents, the 170L7290 delivers reliable protection for power electronics and industrial circuits where sensitive semiconductor devices are at risk.
Key Features
- Amperage Rating: Rated 630A for high-capacity circuit protection in demanding industrial power systems.
- Voltage Rating: Rated 1000V AC, suited for high-voltage semiconductor protection circuits.
- Fuse Shape: Square body with bladed tags for a secure, low-resistance electrical connection.
- Utilization Category: Class aR (accompanied semiconductor protection), rated to safeguard sensitive semiconductor devices from fault current damage.
- Fuse Status Indicator: Top-mounted status indicator gives a quick visual confirmation of fuse condition without removing the fuse from its holder.
- Application: Purpose-built for semiconductor protection in power conversion and industrial equipment.
- Packaging Type: Standard packaging for straightforward stocking, ordering, and replacement.
Technical Specifications
- Amperage Rating: 630 A
- Application: semiconductor protection
- Compliances: Contact factory
- Fuse Shape: Square body, bladed tags
- Insulated Metal Gripping Lugs (IMGL): No
- Packaging Type: Standard
- Product Height: 76 mm
- Product Length Depth: 168 mm
- Product Weight: 1486 g
- Product Width: 95 mm
- Utilization Category: aR (accompanied semiconductor protection)
- Voltage Rating: 1000 V
- Voltage Type: AC
Typical Applications
- Semiconductor Device Protection
- Power Electronics and Rectifier Circuits
- Industrial High-Speed Circuit Protection
- Motor Drive and Inverter Protection
Why Bussmann?
Bussmann by Eaton is a trusted name in circuit protection, and the 170L7290 reflects that engineering standard with its Class aR utilization category and square body, bladed-tag design built for demanding semiconductor protection duty. The top fuse status indicator adds a practical layer of serviceability for maintenance teams working in industrial power systems. Choose the Bussmann 170L7290 for dependable, high-speed protection of semiconductor devices in professional electrical installations.
Manufacturer Resources
Product Specs
- Amperage Rating:
- 630 A
- Application:
- semiconductor protection
- Class:
- Class aR
- Compliances:
- Contact factory
- Fuse Indicator:
- Top fuse status indicator
- Fuse Shape:
- Square body, bladed tags
- Insulated Metal Gripping Lugs Imgl:
- No
- Packaging Type:
- Standard
- Product Height:
- 76 mm
- Product Length Depth:
- 168 mm
- Product Weight:
- 1486 g
- Product Width:
- 95 mm
- Utilization Category:
- aR (accompanied semiconductor protection)
- Voltage Rating:
- 1000 V
- Voltage Type:
- AC
- Product Group:
- Fuses
- Department:
- Electrical
- Product Subgroup:
- Other Fuses
- Product Type:
- Fuse
- Product Details:
- Fuse