Mersen Tri-Onic® TR400R Current Limiting Low Voltage Time Delay Fuse, 400 A, 250 V AC/DC, 200/20 kA Interrupt, RK5 Class, Cylindrical Body
Tri-Onic TR-R current-limiting time-delay fuses are engineered for overcurrent protection of motors, transformers, service entrance equipment, feeders and branch-circuits. The time-delay characteristics of the TR-R safely handle harmless starting currents and inrush currents associated with today's motors and transformers.
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BrandMersen
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UPC782001748159
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Manufacturer Part NumberTR400R
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CountryUSA|Canada
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Terminal TypeBlade
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MaterialPolyester
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ClassRK5
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Rejection/Non-RejectionRejection
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TypeCurrent Limiting Low Voltage
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Mounting TypeClip
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Voltage Rating250 V AC/DC
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Amperage Rating400 A
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SeriesTR-R
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Indicating/Non-IndicatingNon-Indicating
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Interrupt Rating200/20 kA
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Body Size2-1/16 in Dia x 8-5/8 in L
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Body TypeCylindrical
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ElementDual
- Time delay for motor start-ups and transformer inrush currents without nuisance opening
- Current limiting for low peak let-thru current
- Rejection style design prevents replacement errors when used with recommended fuse blocks
- Easy-to-read label for quick brand recognition and replacement
- Metal embossed date and catalog number for traceability and lasting identification
- Fiberglass body provides dimensional stability in harsh industrial settings
- High grade silica filler ensures fast arc quenching and high current limitation
- North American power fuses
- Copper, tin-plated copper contact
| Competitor Name | Cross-Reference Number |
|---|---|
| Grainger | 4YZG3 |
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Alternative Part Number7691223
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UNSPSC39121606
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IDEA Index ID7691223
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Package DescriptionEACH
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Standards/ApprovalsRoHS Compliant|UL 248-12 File No. E2137|CSA C22.2 File No.248.12
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RoHS
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Specification Sheet
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Full Engineering Drawing
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Line Drawing
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Mersen Tri-Onic® TR400R Current Limiting Low Voltage Time Delay Fuse, 400 A, 250 V AC/DC, 200/20 kA Interrupt, RK5 Class, Cylindrical Body
Tri-Onic TR-R current-limiting time-delay fuses are engineered for overcurrent protection of motors, transformers, service entrance equipment, feeders and branch-circuits. The time-delay characteristics of the TR-R safely handle harmless starting currents and inrush currents associated with today's motors and transformers.
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