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Manufacturer Mersen
Mfg Catalog # A480R9R-1
Crawford Part # 113990


  • The Amp-Trap and 9F60 R-Rated fuses are UL Recognized
  • Ferrule mounting for standard clips and interchangeability with other brands of fuses
  • Current-limiting for superior equipment protection
  • Metal embossed catalog number and manufacturing date for lasting identification
  • Hookeye for non load-break isolation by hookstick:
  • On the 4.8kV an optional hookeye mounted in the factory is available
  • On all other 3" barrels if a hookeye is required, use the operating eye 9F61AAW612
  • Blown-fuse indicator to give positive identification of open fuse
  • Amp trap: 3" Barrel 2 lb tripped force - 0.50 Inch
  • 9F60: 0.125 lb tripped force – 0.20 Inch


  • Short circuit protection of medium voltage motors and motor controllers


  • Sell Pack Height: 4 in
  • Product Weight: 10.48 lb
  • Product Diameter: 3 in
  • Product Length: 15.88 in
  • Mounting: Clip
  • Product Width: 3 in
  • AC Max I.R./Breaking Capacity: I1: 65 kA
  • ROHS Compliant: Yes
  • Sell Pack Weight: 11.004 lb
  • Product Height: 3 in
  • Indication System: Yes
  • Sell Pack Width: 4 in
  • Sell Pack Length: 17.75 in
  • Body/Insulating Material: Epoxy
  • Connection/Terminal Type: Ferrule
  • Sell Pack Quantity: 1 Each
  • Indication System Type: Visual Indicator
  • Speed/Characteristic: R-Rated
  • Connection/Terminal Material: Silver-Plated Copper
  • Rated voltage AC UL: 4800 V

Approvals & Standards

  • Amp-Trap: UL File E93367
  • 9F60: UL File E191980
  • Approvals & Standards



UPC 78200180067
Product Description Mersen R-Rated fuses are current-limiting, high interrupting rating fuses intended for the short circuit protection of medium voltage motors and motor controllers. R-Rated fuses are back-up fuses that have a minimum interrupting rating, and must be coordinated with overload relays in combination motor starters. The motor starter manufacturer generally specifies the R-Rated fuse size. These fuses come with a 3 (size D) or 4 (size E) inch diameter barrels with ferrules and are mounted in spring reinforced clips
MDM Pkg GTiN 00782001800673
Length 15.88 in
Width 3 in
Type R-Rated, Back-Up
Diameter 3 in
Terminal Type Ferrule
Applications For Short Circuit Protection of Medium Voltage Motors and Motor Controllers
Mounting Type Clip
Height 3 in
Weight 10.48 lb
Pkg Qty 1
Family Brand Name Ferraz Shawmut
Insulation Material Epoxy
Tc Connection Ferrule
Indicator Visual Indicator
Terminal Material Silver-Plated Copper
Rated Voltage AC 4800 V
Voltage null

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