Littelfuse FLNR-040 - Time-Delay Fuse 40A RK5 Class (200kA AIC @250V)
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Littelfuse FLNR-040 is a time-delay fuse designed for industrial circuit protection applications requiring high interrupting capacity. This 40A rated fuse operates at 250V AC with a 200kA interrupting rating, providing reliable overload and short-circuit protection. The fuse features a compact ferrule rejection design with a 0.81-inch diameter and single barrel construction, weighing 5.19 lb for robust performance. It meets RK5 class requirements, ensuring time-delay characteristics that prevent nuisance tripping during motor startups and temporary overloads. Typical applications include industrial control panels, motor circuits, and power distribution systems where high fault current protection is essential.
Key Features & Specifications
Key Features & Specifications
- Type: Time-delay fuse with ferrule rejection design, single barrel construction
- Voltage Rating: 250V AC
- Current Rating: 40A
- Dimensions: 0.81-inch diameter
- Standards: RK5 class rating
- Applications: Industrial control panels, motor circuits, power distribution systems
- AIC rating: 200kA@250V
- Connection: Ferrule rejection
- Barrels: 1
- Velocity: TD - Time Delay
- Class Rating: RK5
- Weight: 5.19 lb
- Family: Powr-Gard
- Item Subcategory: Low Voltage
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