Cooper Bussmann KTN-R-300 Low Voltage LIMITRON 250V 300A Fuse - Essential Electric Supply
KTN-R-300 Cooper Bussmannn Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply
KTN-R-300 Cooper Bussmannn Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply
Cooper Bussmann KTN-R-300 Low Voltage LIMITRON 250V 300A Fuse - Essential Electric Supply
KTN-R-300 Cooper Bussmannn Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply
KTN-R-300 Cooper Bussmannn Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply

Bussmann KTN-R-300 - RK1 Fuse 300A (200kA AIC)

Bussmann
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Bussmann KTN-R-300 is a low-voltage current-limiting fuse designed to provide high-interrupting capacity protection for industrial electrical circuits. It features a 300A current rating and a 250V AC voltage rating, with a 200kA interrupting rating at 250V to safely clear high-level faults. The fuse is constructed as a single-barrel, RK1 class device with a 0.81-inch diameter and an overall length of 8.63 inches, weighing 2.07 lb for robust physical integration. It is engineered to meet industry standards for reliable overcurrent protection in demanding environments, making it suitable for protecting feeders, mains, and motor circuits in industrial control panels and switchgear.

Key Features & Specifications
  • Type: Low-voltage, current-limiting, time-delay, RK1 class fuse
  • Voltage Rating: 250V AC
  • Current Rating: 300A
  • Dimensions: 8.63 in L x 2 in H x 2 in W (0.81 in diameter)
  • Standards: Designed to meet applicable industry standards for overcurrent protection
  • Applications: Protection of industrial feeders, mains, and motor circuits
  • AIC rating: 200kA @ 250V
  • Class Rating: RK1
  • Barrels: 1
  • Weight: 2.07 lb


Product Identification
  • UPC: 05171240723
  • GTIN: 00051712407236