Littelfuse JTD-450 is a low voltage fuse designed for branch circuit protection in industrial power distribution systems. It features a 600V AC voltage rating and a 450A current rating to safeguard electrical equipment from overcurrent conditions. The fuse is constructed as a time-delay, current-limiting device with a robust ceramic body and silver-plated copper end caps for reliable performance and durability. It complies with key industry standards including UL, CSA, and CE certifications. Typical applications include protecting motor control centers, industrial panels, and feeder circuits.