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Littelfuse

Littelfuse LLNRK080 80A 250V Class RK1 Dual-Element Time-Delay Fuse

Part Number: LLNRK080

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Choose LLNRK080 when the design calls for a Littelfuse LLNRK Series fuse at 80A and 250V AC / 125V DC. Its POWR-PRO Class RK1 fuse design is paired with 200kA AC interrupting capability. Use the Littelfuse datasheet to verify final circuit suitability.

Rated Current80A
Rated Voltage250V AC / 125V DC
Breaking Capacity200kA AC
PackageClass R

For 80A applications, Littelfuse LLNRK080 combines the LLNRK Series platform with 250V AC / 125V DC capability. Its cartridge / clip format uses ferrule / blade (amp-dependent) terminals, while the listed primary interrupting capability is 200kA AC. Published dimensions for this rating/configuration are 149.2mm length; 27.0mm max body diameter. POWR-PRO Class RK1 construction emphasizes very strong current limitation for equipment-protection upgrades. The listed application set includes general-purpose circuits, Motor, Transformer, Safety Upgrades; final coordination should follow UL 248-12|Federal Specification WF-1814 and Littelfuse documentation.

Technical Specifications

Part Number
LLNRK080
Manufacturer Part Number
LLNRK080
Series
LLNRK Series
Fuse Type
Dual-Element Time-Delay Class RK1 Fuse
Current Rating
80A
Voltage Rating
250V AC / 125V DC
AC / DC
AC/DC
Breaking Capacity
200kA AC
Package / Dimensions
Class R
Mounting
Cartridge / Clip
Application
General purpose protection · Motor · Safety Upgrades · Transformer
Standard
Federal Specification WF-1814 · UL 248-12
Terminal Type
Ferrule / Blade (amp-dependent)
Fuse Speed
Dual Element · Time Delay
Utilization Class
Class RK1
Approvals
CSA · UL Listed
Certifications
UL Listed · CSA · QPL
DC Voltage Rating
125V DC
DC Interrupting Rating
20kA

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