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Eaton Cutler-Hammer TR40RID - RK5 Time-Delay Fuse 40A 250V

Cutler Hammer
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Eaton Cutler-Hammer TR40RID is a low-voltage current-limiting fuse designed for branch circuit and feeder protection in industrial electrical systems. It provides a 40A current rating and a 250V AC voltage rating, with a high 200kA interrupting capacity at rated voltage for reliable short-circuit protection. The fuse features a single-barrel RK5 class construction with a 0.81-inch diameter, engineered for time-delay operation to handle motor starting inrush currents. It complies with industry standards for current-limiting fuses, making it suitable for use in panelboards, switchboards, and motor control centers to protect conductors and equipment.

Key Features & Specifications
  • Type: Tri-Onic TR series, RK5 class, time-delay, current-limiting, low-voltage fuse
  • Voltage Rating: 250V AC
  • Current Rating: 40A
  • Dimensions: 0.81 inches in diameter
  • Standards: UL/CSA listed
  • Applications: Branch circuit and feeder protection in industrial panelboards, switchboards, and motor control centers
  • AIC rating: 200,000 Amps at 250V AC
  • Class Rating: RK5
  • Barrels: 1
  • Weight: 0.13 lb


Product Identification
  • UPC: 782001414825
  • GTIN: 00782001000000