Bussmann FRN-R-300 Low Voltage Fusetron 250V 300A Fuse - Essential Electric Supply
FRN-R-300 Bussmannn Fusetron Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply
FRN-R-300 Bussmannn Fusetron Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply
Bussmann FRN-R-300 Low Voltage Fusetron 250V 300A Fuse - Essential Electric Supply
FRN-R-300 Bussmannn Fusetron Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply
FRN-R-300 Bussmannn Fusetron Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply

Bussmann FRN-R-300 - RK5 Time-Delay Fuse, 300A 250V

Bussmann
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The Bussmann FRN-R-300 is a 300A, 250V time-delay fuse from the Fusetron family, designed to provide reliable branch circuit and feeder protection for industrial electrical systems. It features an RK5 current-limiting class rating and a high interrupting rating of 200,000 amperes at 250V DC, ensuring robust protection against short circuits and overloads. The fuse is constructed as a single-barrel unit with a 2.38-inch diameter and an overall length of 8.63 inches, weighing 1.95 lb. It is certified to UL 248-12 and CSA Class 1422-01 standards, making it suitable for demanding applications such as motor protection, service entrance equipment, and industrial control panels.

Key Features & Specifications
  • Type: Fusetron FRN-R, time-delay, current-limiting, low-voltage fuse
  • Voltage Rating: 250V AC/DC
  • Current Rating: 300 Amperes
  • Dimensions: 8.63 in L x 2.38 in H x 2.38 in W
  • Standards: UL 248-12 (Guide JDDZ), CSA Certification Class 1422-01, CE
  • Applications: Motor branch circuits, feeders, service entrance, industrial controls
  • Class Rating: RK5
  • AIC rating: 200,000A @ 250V DC
  • Barrels: 1
  • Diameter: 2.38 in
  • Weight: 1.95 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 051712507516
  • GTIN: 00051712507516