Cutler-Hammer AJT300 - Class J Time-Delay Fuse 300A (200kA AIC @600V)

The Cutler-Hammer AJT300 is a Class J time-delay fuse designed for comprehensive circuit protection in industrial power distribution systems. It features a 600V AC voltage rating with a 300A current rating, providing reliable overcurrent protection while withstanding high fault currents up to 200kA interrupting capacity. The fuse construction includes a single-barrel design measuring 7-1/8 inches in length with a 2.13-inch diameter and weighs 2 lb, featuring robust materials for durable performance. Certified to UL/CSA standards, this Amp-Trap 2000 series fuse meets rigorous industry requirements for safety and reliability. Typical applications include motor branch circuit protection, feeder circuit protection, and industrial control panel applications where high interrupting capacity and time-delay characteristics are essential.

Key Features & Specifications

• Type: Class J time-delay fuse, single-barrel construction
• Voltage Rating: 600V AC
• Current Rating: 300A
• Dimensions: 7-1/8 inches length, 2.13 inches diameter
• Weight: 2 lb
• Standards: UL/CSA certified
• Applications: Motor branch circuit protection, feeder circuits, industrial control panels
• AIC rating: 200kA@600V
• Class Rating: J
• Barrels: 1
• Family: Amp-Trap 2000
• Country of Origin: Mexico

Product Identification

• UPC: 078200196224
• GTIN: 00782001962241