UL Class J Time-Delay Fuses

The Littelfuse® POWR-PRO® JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety. Applications: Fused combination motor controllers to provide IEC Type II (no damage) motor branch-circuit short-circuit and ground fault protection; Motor control centers; Transformer protection; Protection for UL Listed series-rated molded case circuit breaker panels; General purpose circuits — mains, feeders and branch circuits — especially when space is at a premium.