Edison Fuses ECSR250 - RK5 Time-Delay Fuse 250A@600V (200kA AIC)

Edison Fuses ECSR250 is a low-voltage current-limiting fuse designed for circuit protection in industrial electrical systems. This RK5-class fuse features a 600V AC rating with a 250A current capacity and 200kA interrupting rating at 600V for reliable short-circuit protection. Its compact 5" x 0.81" x 0.81" (127mm x 20.6mm x 20.6mm) rejection blade design with single-barrel construction ensures secure mounting in compatible fuse holders. The ECSR series fuse meets industry standards for time-delay protection in motor circuits and power distribution applications, commonly used in industrial control panels, switchgear, and heavy equipment electrical systems.

Key Features & Specifications

• Type: ECSR series time-delay current-limiting fuse
• Voltage Rating: 600V AC
• Current Rating: 250A
• Dimensions: 5" L x 0.81" W x 0.81" H (127mm x 20.6mm x 20.6mm)
• Weight: 3 lb
• Diameter: 2.34"
• Class Rating: RK5
• Connection: Rejection blade
• Barrels: 1
• AIC rating: 200kA@600V
• Standards: UL/CSA listed
• Applications: Motor circuits, industrial control panels, power distribution

Product Identification

• UPC: 78263450850
• GTIN: 00782634508502