Edison Fuses ECNR450 - RK5 Current-Limiting Fuse 450A@250V (200kA AIC)

Edison Fuses ECNR450 is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. Rated for 250V AC operation with a 450A current capacity, this RK5-class fuse features a compact 2" x 0.56" x 0.56" (50.8mm x 14.2mm x 14.2mm) ceramic body construction capable of interrupting 200kA short-circuit currents at rated voltage. Compliant with industry standards for current-limiting fuses, it provides reliable protection for motor control centers, switchgear, and industrial control panels where high fault current interruption is critical.

Key Features & Specifications

• Type: ECNR series current-limiting fuse with ceramic body
• Voltage Rating: 250V AC
• Current Rating: 450A
• Dimensions: 2" L x 0.56" W x 0.56" H (50.8mm x 14.2mm x 14.2mm)
• Standards: UL/CSA recognized RK5 class
• Applications: Industrial power distribution, motor protection, switchgear
• AIC rating: 200kA@250V
• Class Rating: RK5
• Barrels: 1
• Diameter: 2.88" (73.15mm)
• Weight: 3 lb (1.36kg)

Product Identification

• UPC: 782634507543
• GTIN: 00782634507543