Littelfuse LLNRK045 Powr-Gard Time-Delay Fuse 45 A (13/16 in x 3 in)

Product Description

Littelfuse LLNRK045 is a POWR-GARD current-limiting, dual-element time-delay cartridge fuse rated 45 A. It is Class RK1 with a 250 VAC / 125 VDC voltage rating, ferrule terminals, holder mounting, and a melamine cartridge body sized 13/16 in diameter x 3 in length. The fuse provides high interrupting capability for protection of service entrance, main, feeder and general-purpose branch circuits and equipment with high inrush currents.

• Dual-element, time-delay construction for thermal overload tolerance and surge withstand without nuisance opening
• Current-limiting performance with interrupting ratings of 200 kA at 250 VAC and 20 kA at 125 VDC
• Cartridge body (13/16 in x 3 in) with ferrule terminals for holder mounting; melamine construction

Product Highlights

Class RK1, 45 A; 250 VAC / 125 VDC; dual-element time-delay; 200 kA AC / 20 kA DC interrupting ratings

Product Information

Standard Information

• Brand: LITTELFUSE
• Manufacturer Part Number: LLNRK045
• Country of Origin: Mexico

Technical Specifications

• Brand: Littelfuse
• Manufacturer Part Number: LLNRK045
• Series: LLNRK
• Class: RK1
• Type: Current limiting, Time-Delay
• Element Type: Dual element (true dual element with thermally-reversible spring-loaded thermal overload)
• Indicating: Non-indicating
• Rejection Style: Rejection
• Amperage Rating: 45 A
• Voltage Rating: 250 VAC / 125 VDC
• Interrupting Rating: 200 kA at 250 VAC; 20 kA at 125 VDC
• Body Size / Dimensions: 13/16 in diameter x 3 in length
• Body Type: Cartridge
• Body Material: Melamine
• Mounting Type: Holder mounting
• Terminal Type: Ferrule terminal
• Standards / Certifications: UL 248-12 (UL File No. E81895); CSA LR29862; Federal Specification WF-1814; PROP65 (contains nickel)
• Country of Origin: Mexico
• Application: Service entrance, main, feeder and general-purpose branch circuits; motors, transformers, solenoids, and other high inrush equipment