Mersen A6D300R - Low Voltage Fuse 300A (600V AC/DC, 200kA AIC)

Mersen A6D300R is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. This RK1-class fuse features a 600V AC/DC rating with a 300A current capacity and 200kA interrupting rating at 600V for reliable short-circuit protection. The fuse measures 11-5/8" in length with a 2.56" diameter barrel construction, weighing 2 lb, and complies with CSA C22.2 No. 248.12 and UL 248-12 standards. Its Amp-Trap 2000 design provides selective coordination for motor control centers, switchgear, and panelboard applications requiring high-performance protection.

Key Features & Specifications

• Type: Current-limiting low-voltage fuse (A6D-R) with RK1 class rating
• Voltage Rating: 600V AC/DC
• Current Rating: 300A
• Dimensions: 11-5/8" length x 2.56" diameter
• Standards: CSA C22.2 No. 248.12, DC UL 248, UL 248-12 File E2137
• Applications: Industrial power distribution, motor control centers, switchgear
• AIC rating: 200kA@600V
• Class Rating: RK1
• Barrels: 1
• Weight: 2 lb
• Country of Origin: Mexico

Product Identification

• UPC: 782001992231
• GTIN: 00782001992231