Mersen A6K400R - RK1 Class Fuse 400A 600V (200kA AIC Rating)

Mersen A6K400R is a low-voltage current-limiting fuse designed for industrial circuit protection applications. This RK1 class fuse features a 400A current rating and 600V voltage rating with a high 200kA interrupting capacity at 600V for reliable short-circuit protection. The single-barrel construction measures 2.56 inches in diameter and weighs 3 lb, built with current-limiting technology to protect electrical systems from fault currents. Compliant with industry standards for RK1 fuses, this component is engineered for demanding industrial environments including motor control centers, distribution panels, and power distribution systems where robust circuit protection is required.

Key Features & Specifications

• Type: Low-voltage current-limiting fuse, RK1 class, single-barrel construction
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 2.56 inches diameter
• Standards: RK1 class compliance
• Applications: Industrial circuit protection, motor control centers, power distribution systems
• AIC rating: 200kA@600V
• Class Rating: RK1
• Barrels: 1
• Weight: 3 lb

Product Identification

• UPC: 782001915889
• GTIN: 00782001915889