Rated 75A, FLNR075ID belongs to the Littelfuse FLNR_ID Series and uses a Indicating Dual-Element Time-Delay Class RK5 Fuse construction for 250V AC / 125V DC circuits. The fuse combines Class R construction, ferrule / blade (amp-dependent) termination and a 200kA AC primary interrupting specification. Published dimensions for this rating/configuration are 149.2mm length; 26.2mm max body diameter. The indicator window provides visual blown-fuse status to support faster troubleshooting. The listed application set includes Service Entrance, Transformer, Switchboard Mains, Motor Branch Circuits, general-purpose circuits; final coordination should follow UL 248-12 and Littelfuse documentation.
Technical Specifications
- Part Number
- FLNR075ID
- Manufacturer Part Number
- FLNR075ID
- Series
- FLNR_ID Series
- Fuse Type
- Indicating Dual-Element Time-Delay Class RK5 Fuse
- Current Rating
- 75A
- 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 Branch Circuits · Service entrance · Switchboard Mains · Transformer
- Standard
- UL 248-12
- Terminal Type
- Ferrule / Blade (amp-dependent)
- Fuse Speed
- Dual Element · Time Delay
- Utilization Class
- Class RK5
- Approvals
- CSA · UL Listed
- Certifications
- UL Listed · CSA
- DC Voltage Rating
- 125V DC
- DC Interrupting Rating
- 20kA