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Littelfuse LLNRK175 - RK1 Time-Delay Fuse 175A 250V

Littelfuse
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Littelfuse LLNRK175 is a low-voltage, time-delay fuse designed for branch circuit protection in industrial power distribution systems. It features a 175A current rating and a 250V AC voltage rating, providing a high 200kA interrupting capacity at its rated voltage. The fuse is constructed as a single-barrel, RK1 class device with a 1.59-inch diameter, engineered for reliable performance under high fault conditions. It complies with industry standards for time-delay fuses and is typically applied in motor control centers, panelboards, and service entrance equipment to protect against overloads and short circuits.

Key Features & Specifications
  • Type: Low-voltage, time-delay, current-limiting fuse (Powr-Gard LLNRK series, RK1 class)
  • Voltage Rating: 250V AC
  • Current Rating: 175A
  • Dimensions: 1.59 inches in diameter
  • Standards: Meets industry standards for RK1 time-delay fuses
  • Applications: Industrial branch circuit protection, motor control centers, panelboards, service entrance equipment
  • AIC rating: 200kA @ 250V
  • Class Rating: RK1
  • Barrels: 1
  • Weight: 1 lb


Product Identification
  • UPC: 079458330878
  • GTIN: 00079458330878