Ferraz Shawmut TR1-6/10R 9/10 x 2 Inch 6/10 Amp 250 Volt Class RK5 Time Delay Fuse
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Manufacturer Mersen
Mfg Catalog # TR1-6/10R
Crawford Part # 114299


  • Time-delay
  • Current-limiting
  • AC & DC rated
  • Optional solid state SmartSpot blown fuse indicator
  • 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


  • Motor circuits
  • Mains
  • Feeders
  • Branch circuits
  • Transformers
  • Service entrance equipment
  • General-purpose equipment

Approvals & Standards

  • UL listed to standard 248-12 File E2137
  • CSA certified to standard C22.2 no. 248.12
  • DC listed to UL standard 248 TRS only


  • Rated voltage AC UL: 250 V
  • Rated voltage DC UL: 250 V
  • Frequency: 50/60 Hz
  • Ampere Rating: 1.6 A
  • ROHS Compliant: Yes
  • Fuse Class: Class RK5
  • Speed/Characteristic: Time Delay
  • Mounting: Clip
  • AC Max I.R./Breaking Capacity: I1: 200 kA
  • Connection/Terminal Material: Copper
  • Connection/Terminal Type: Ferrule
  • Body/Insulating Material: PolyTube

Product Dimensions

  • Product Weight: 0.05 lb
  • Product Diameter: 0.56 in
  • Product Length: 2 in

Packaging Dimensions

  • Sell Pack Quantity: 10 Each
  • Sell Pack Weight: 0.53 lb
  • Sell Pack Width: 2.06 in
  • Sell Pack Length: 3 in
  • Sell Pack Height: 1.19 in


UPC 78200174762
Product Description 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.
MDM Pkg GTiN 00782001747626
Length 2 in
Type Time-Delay
Diameter 0.56 in
Terminal Type Ferrule
Applications 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 Block)
Mounting Type Clip
Weight 0.05 lb
Frequency 50 Hz
Pkg Qty 10
Family Brand Name Ferraz Shawmut
Class RK-5
Insulation Material PolyTube
Tc Connection Ferrule
Amperage 1.6 Amp
Interrupt Rating 200 kA
Terminal Material Copper
Rated Voltage AC 250 V
Rated Voltage DC 250 V
Fuse Class Class RK-5
Blade Dimensions 14 mm dia x 51 mm L
Voltage 250 VAC

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