Littelfuse FLNR225 Class RK5 Fuse – 225A – 250V Time-Delay Fuse
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The Littelfuse FLNR225 is a 225 Amp Class RK5 dual-element time-delay fuse designed for industrial and commercial electrical protection applications. Part of the FLNR series, this knife-blade fuse provides dependable overload and short-circuit protection for motors, transformers, feeders, and branch circuits. Its time-delay characteristics help prevent nuisance opening during temporary inrush currents while maintaining high fault interruption capability.
Electrical Rating
- Current Rating: 225 Amps
- Maximum AC Voltage: 250 VAC
- Maximum DC Voltage: 125 VDC
- Interrupting Rating:
- 300 kA AC
- 20 kA DC
Key Specifications
- Manufacturer: Littelfuse
- Catalog Number: FLNR225
- Series: FLNR
- Fuse Class: RK5
- Construction Type: Knife-Blade
- Fuse Type: Dual Element Time-Delay
- Indicating: No
Protection Characteristics
- Time-delay (slow-blow) operation
- Dual-element fuse construction
- Provides overload and short-circuit protection
- Allows temporary motor and transformer inrush currents
- High interrupting capacity for industrial systems
Construction Features
- Knife-blade terminal design
- Industrial-grade fuse construction
- Non-indicating fuse configuration
- Designed for reliable operation in demanding environments
Mounting & Compatibility
- Mounting Method: Fuse Block / Clip / Holder
- Compatible Holder Series: LFR25400 Series
- Suitable for industrial control panels and power distribution equipment
Applications
- Motor branch circuit protection
- Industrial control systems
- Commercial electrical distribution
- Transformer and feeder protection
- Heavy-duty machinery circuits
Product Data
- Manufacturer: Littelfuse
- Catalog Number: FLNR225
- Product Type: Time-Delay Fuse
- Series: FLNR
- Fuse Class: RK5
- Type Fuses
- Vendor Littelfuse
- Brand Littelfuse
Returns are easy
You may return items within 30 days of delivery for a refund.
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