Fuse Tri-Onic® 250V 40A Time-Delay Class RK5 TR Series

FUSE 40A 250V TD

MERTR40R TR40R 782001747916
8.78 / EACH
  • Diameter: 0.81 in
  • Frequency: 50 Hz, 60 Hz
  • Fuse Class: Class RK5
  • Insulation Material: PolyTube
  • Length: 3 in
  • Mounting Type: Clip
  • Rated Voltage AC: 250 V
  • Rated Voltage DC: 250 V
  • Terminal Material: Copper
  • Terminal Type: Ferrule
  • Weight: 0.135 lb
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.
  • Product Description
  • Features
  • Specifications
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.
  • Applications
    • General-purpose equipment
    • Motor circuits
    • Branch circuits
    • Feeders
    • Service entrance equipment
    • Mains
    • Transformers
  • 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
  • High-grade silica filler ensures fast arc quenching and high current limitation
  • AC & DC rated
  • 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
  • Optional solid state SmartSpot blown fuse indicator
  • Fiberglass body provides dimensional stability in harsh industrial settings
  • Metal-embossed date and catalog number for traceability and lasting identification
  • Current-limiting
  • Time-delay
  • Time-delay for motor start-ups and transformer inrush currents without nuisance opening
  • Fuse Class : Class RK5
  • Rated voltage AC UL : 250 V
  • Frequency : 50/60 Hz
  • Mounting : Clip
  • AC Max I.R./Breaking Capacity: I1 : 200 kA
  • Speed/Characteristic : Time Delay
  • Body/Insulating Material : PolyTube
  • Ampere Rating : 40 A
  • Connection/Terminal Type : Ferrule
  • Connection/Terminal Material : Copper
  • Rated voltage DC UL : 250 V
  • ROHS Compliant : Yes
  • Packaging Dimensions
    • Sell Pack Length : 4.25 in
    • Sell Pack Height : 1.69 in
    • Sell Pack Weight : 1.42 lb
    • Sell Pack Quantity : 10 Each
    • Sell Pack Width : 3.12 in
  • Product Dimensions
    • Product Diameter : 0.81 in
    • Product Weight : 0.135 lb
    • Product Length : 3 in