Littelfuse FLNR-350 - Class RK5 Time-Delay Fuse 350A 600V (Low Voltage Industrial Protection)

Littelfuse FLNR-350 is a low-voltage time-delay fuse designed to provide reliable circuit protection in industrial power distribution systems. It features a 600V AC voltage rating and 350A current rating with time-delay characteristics that allow temporary overloads without nuisance opening. The fuse is constructed with durable materials and measures 3.5 inches in length with knife-blade terminals for secure connection. It complies with UL Class RK5 standards and CSA certifications for industrial safety requirements. Typical applications include motor branch circuits, feeder circuits, and industrial control panels where coordinated protection is essential.

Key Features & Specifications

• Type: Class RK5 time-delay fuse with knife-blade terminals
• Voltage Rating: 600V AC
• Current Rating: 350A
• Dimensions: 3.5 inches length
• Standards: UL Class RK5, CSA certified
• Applications: Motor branch circuits, feeder circuits, industrial control panels
• Fuse Class: RK5
• Interrupting Rating: 200kA at 600V AC
• Item Subcategory: Low Voltage
• Weight: 5.19 lb
• Mounting: Fuse block or fuse holder installation