FLSR450ID - FLSR_ID Series

FLSR450ID - FLSR_ID Series Indicator Fuse The Littelfuse FLSR450ID fuse is a Class RK5 dual-element, time-delay fuse designed for advanced short circuit and overload protection in electrical distribution and lighting solutions. This indicator fuse provides a visual blown fuse indication to quickly identify fuse status, reducing downtime and enhancing safety. It is suitable for use in motor control circuits, switchboard mains, feeders, transformers, and general purpose electrical circuits. As a trusted component from a leading switchgear supplier, it offers reliable current limiting and complies with industry standards for both AC and DC applications. Specifications Amperage Rating: 450 A Voltage Rating: 600 V AC, 300 V DC Interrupting Rating: 200,000 A RMS symmetrical AC, 20,000 A DC Fuse Type: Dual-element, time-delay Approvals: UL Listed (File: E81895), CSA Certified (File: LR29862), Federal Specification WF-1814 (QPL-W-F-1814) Product Weight: 5.46 lbs Manufacturer: Littelfuse Manufacturer Part Number: FLSR450ID Features Visual blown fuse indication for quick status identification Dual-element design for superior short circuit and overload protection Current limiting to reduce damage from fault conditions Time-delay characteristic suitable for motor circuits and general purpose applications Available in indicating and non-indicating versions Downloads & Links FLNR and FLSR Series Datasheet UL JDDZ E81895 CSA 1422-02 029862