Bussmann NHG1 Series NH Fuse, Square-Body Ceramic, 690V Class gL/gG
The Bussmann NHG1 Series NH Fuse from Eaton is a low-voltage industrial fuse built for cable and equipment protection in demanding electrical distribution systems. Featuring a square-body ceramic housing with knife blade contact and blade end connection, this Class gL/gG fuse is rated 690V with a 120 kAIC interrupting capacity and is available in amp ratings from 80A to 200A to match your load requirements. A live gripping lug design and combination fuse status indicator make installation and status checks straightforward for maintenance crews. Sold in sets of 3, this NH1 construction fuse is engineered for reliable performance in industrial gL/gG cable and equipment protection applications.
Key Features
- Amp Rating Range: Available in 80A to 200A ratings to match circuit load requirements.
- Durable Construction: Ceramic body construction resists heat and arc energy for long service life.
- Square-Body Knife Blade Contact: Blade end connection with square-body knife blade contact ensures a secure, low-resistance mating connection.
- Live Gripping Lug: Live gripping lug terminal design for straightforward field wiring.
- Voltage & Breaking Capacity: Rated 690V with a 120 kAIC interrupting rating for demanding low-voltage industrial circuits.
- Utilization Category gL/gG: Class C gL/gG rating provides combined cable and equipment protection.
- Combination Fuse Status Indicator: Built-in status indicator allows quick visual verification of fuse condition.
- Frequency Range: Rated for 45 Hz to 62 Hz operation.
Technical Specifications
- Voltage Type: AC
- Product Width: 40 mm
- Fuse Type: Square body with knife blade contact
- Frequency Rating Min: 45 Hz
- Utilization Category: gL/gG (cable protection/equipment protection)
- Product Height: 63 mm
- Application: industrial
- Insulated Metal Gripping Lugs Imgl: No
- Item Quantity: 3
- Construction: NH1
- Product Length Depth: 135 mm
- Frequency Rating Max: 62 Hz
Typical Applications
- Industrial Electrical Distribution Systems
- Cable and Equipment Protection Circuits
- Low-Voltage Power Distribution Panels
- Motor and Feeder Circuit Protection
- Industrial Panelboard and Switchgear Installations
Why Bussmann?
Eaton's Bussmann series fuses are engineered with rugged ceramic body construction and precision knife blade contacts to deliver dependable current-limiting protection in industrial power systems. With a 120 kAIC interrupting rating, Class gL/gG utilization category, and a built-in status indicator, the NHG1 Series NH Fuse gives electricians confidence in both performance and quick troubleshooting. Choose Bussmann for code-compliant, reliable overcurrent protection engineered for demanding industrial environments.
Manufacturer Resources
Product Specs
- Product Group:
- Fuses
- Class:
- Class C gL/gG
- Voltage Type:
- AC
- Product Width:
- 40 mm
- Fuse Type:
- Square body with knife blade contact
- Special Features:
- Live gripping lug
- Frequency Rating Min:
- 45 Hz
- Utilization Category:
- gL/gG (cable protection/equipment protection)
- Breaking Capacity:
- 120 kA
- Rated Switching Capacity:
- 120 kA
- Connection:
- Blade end
- Product Type:
- Fuse
- Interrupt Rating:
- 120 kAIC
- Product Height:
- 63 mm
- Product Details:
- fuse
- Application:
- industrial
- Insulated Metal Gripping Lugs Imgl:
- No
- Item Quantity:
- 3
- Product Subgroup:
- Other Fuses
- Construction:
- NH1
- Product Length Depth:
- 135 mm
- Department:
- Electrical
- Frequency Rating Max:
- 62 Hz
- Fuse Indicator:
- Combination fuse status indicator
- Product Material:
- Ceramic
- Voltage Rating:
- 690V
- Amperage Rating:
- 80A - 200A
- Connection Type:
- Blade Contact
- Series:
- NHG1