A2K300R Mersen A2K-R Series Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply
A2K300R Mersen A2K-R Series Low Voltage Fuse 250V 300A Fuse - Essential Electric Supply

Mersen A2K300R - RK1 Class Fuse 300A (200kA AIC)

Mersen
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Mersen A2K300R is a low-voltage current-limiting fuse designed to provide reliable overcurrent and short-circuit protection for industrial electrical systems. It features a 300A current rating and a 250V AC voltage rating, with a high interrupting capacity of 200kA at 250V to safely clear major faults. The fuse is constructed as a single-barrel, RK1 class device with a diameter of 2.06 inches and a weight of 1 lb, engineered for durable performance. It complies with industry standards for RK1 fuses, ensuring selective coordination and equipment protection. Typical applications include the protection of motor circuits, feeders, and branch circuits in industrial control panels and switchgear.

Key Features & Specifications
  • Type: Low-voltage, current-limiting, single-barrel fuse, RK1 class
  • Voltage Rating: 250V AC
  • Current Rating: 300A
  • Dimensions: 2.06 inches in diameter
  • Standards: Compliant with RK1 class fuse standards
  • Applications: Protection for industrial motor circuits, feeders, and branch circuits
  • AIC rating: 200kA @ 250V
  • Class Rating: RK1
  • Barrels: 1
  • Weight: 1 lb


Product Identification
  • UPC: 078200191534
  • GTIN: 7.82002E+11