Littelfuse FLSR-045ID - Time-Delay Fuse 45A 600V (UL Class RK5, 200kA AIC)

Littelfuse FLSR-045ID is a time-delay fuse designed for reliable circuit protection in industrial power distribution systems. This 45A current-rated fuse operates at 600V AC with a high interrupting rating of 200kA, providing robust overcurrent protection while withstanding temporary surge currents. The fuse features a single-barrel construction with ferrule connections and measures 1.06 inches in diameter, constructed to UL Class RK5 standards for time-delay characteristics. It carries UL and CSA certifications, ensuring compliance with North American safety standards for electrical components. Typical applications include motor branch circuits, transformers, and other industrial equipment requiring coordinated overload protection.

Key Features & Specifications

• Type: Time-delay fuse, UL Class RK5, single barrel construction with ferrule connections
• Voltage Rating: 600V AC
• Current Rating: 45A
• Dimensions: 1.06 inches diameter
• Standards: UL, CSA certified
• Applications: Industrial power distribution, motor circuits, transformer protection
• AIC rating: 200kA@600V
• Class Rating: RK5
• Connection: Ferrule
• Barrels: 1
• Certification: UL, CSA

Product Identification

• UPC: 07945802543
• GTIN: 00079458025439