Littelfuse® FLSR.250 Current Limiting Time Delay Fuse
Littelfuse® FLSR series fuses have been the superior UL Class RK5 dual element time delay fuses and are the most widely used Class of fuses. FLSR series fuses provide excellent protection for all types of circuits especially those containing motors. However, users and specifiers should consider the significant benefits offered by indicator fuses.
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BrandLittelfuse®
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UPC079458170191
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Manufacturer Part NumberFLSR.250
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CountryUSA
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Terminal TypeFerrule
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MaterialComposite
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ClassRK5
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Frequency Rating50/60 Hz
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Rejection/Non-RejectionRejection
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Response Time10 s
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TypeCurrent Limiting
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Mounting TypeHolder
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Voltage Rating600 V AC/300 V DC
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Amperage Rating0.25 A
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SeriesFLSR
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Indicating/Non-IndicatingNon-Indicating
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Interrupt Rating200/20 kA
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Body Size13/16 in Dia x 5 in L
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Body TypeCylindrical
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ElementDual
- Reliable interruption of all over currents up to 200 kA
- Faster acting short circuit protection than any non-current limiting mechanical protective device
- Accurate and reliable - automated, precision manufactured and assembled parts ensure accurate, consistent response to overloads and short circuits
- 300 kA rms symmetrical self certified
- Bronze caps
- Industrial cylindrical cartridge fuses
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Alternative Part NumberFLSR.250T|8579425
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UNSPSC39121627
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IDEA Index ID8579425
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Package DescriptionEACH
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Standards/ApprovalsUL 248-12|E81895|CSA LR29862|Federal Specification WF-1814|PROP65: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer
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Specification Sheet
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Owners/User Manual
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Full Engineering Drawing
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Technical Bulletin
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Littelfuse® FLSR series fuses have been the superior UL Class RK5 dual element time delay fuses and are the most widely used Class of fuses. FLSR series fuses provide excellent protection for all types of circuits especially those containing motors. However, users and specifiers should consider the significant benefits offered by indicator fuses.
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Littelfuse® FLSR series fuses have been the superior UL Class RK5 dual element time delay fuses and are the most widely used Class of fuses. FLSR series fuses provide excellent protection for all types of circuits especially those containing motors. However, users and specifiers should consider the significant benefits offered by indicator fuses.
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