FLNR070-ID - 70 Amp Fuse

FLNR070-ID - 70 Amp Fuse

When your circuit draws high startup current yet still needs dependable overcurrent protection, the FLNR070-ID 70 Amp fuse is designed for the job. This 250V AC Class RK5 fuse combines time-delay operation with current-limiting protection, making it a practical choice for compatible motor circuits, transformers, feeders, and other commercial or industrial electrical applications. The time delay helps the fuse ride through normal, short-duration inrush currents rather than opening unnecessarily during equipment startup.

Key Features and Benefits

• 70 amp capacity for compatible industrial and commercial circuits.
• Rated for operation at 250V AC.
• Time-delay operation accommodates temporary startup and inrush currents while maintaining overload protection.
• Current-limiting construction helps reduce the damaging current that flows through the circuit during a fault.
• Indicating design provides maintenance personnel with a convenient visual way to identify an open fuse.
• Class RK5 cartridge configuration for use with compatible Class R equipment and fuse holders.
• Well suited to electrical systems where nuisance fuse openings during normal equipment startup need to be minimized.
  

Technical Specifications

• Part Number: FLNR070-ID
  
• Type / Series: FLNR
  
• Fuse Class: Class RK5 / Class R
  
• Style: Cartridge
  
• Ampere Rating: 70 A
  
• Voltage Rating: 250 VAC
  
• A.I.C. / Interrupting Rating: 200 kA @ 250 VAC
  
• Operation: Time-Delay
  
• Indicating: Yes
  
• Current-Limiting: Yes
  
• Height: 5.88 in.
  
• Width: 1.03 in.
  
• Depth: 1.03 in.
  

Material Compliance and Certifications

The FLNR indicating fuse series is associated with UL Class RK5 requirements and applicable UL and CSA certifications. Because compliance information can vary by exact catalog number, manufacturing revision, and production date, any project requiring specific UL, CSA, RoHS, REACH, or other material-compliance documentation should be checked against the documentation supplied for the exact FLNR070-ID fuse.

Where It Works Best

The FLNR070-ID makes sense in electrical systems where the normal startup current can briefly exceed the circuit's typical operating load. That makes this type of time-delay fuse especially useful in compatible motor branch circuits, transformers, feeders, switchboards, motor control centers, service equipment, and general industrial circuits.

It can also be a convenient choice for maintenance environments. Instead of testing several fuses to locate the one that has opened, the indicating feature provides technicians with a quick visual reference. And because the fuse is both time-delay and current-limiting, it balances two important needs: tolerating normal temporary inrush current while responding to sustained overloads and serious fault conditions.