The Bussmann FRS-R 250 High Voltage Time Delay Fuse is a Fusetron FRS-R 250 series device designed to protect circuits from overcurrent while tolerating brief inrush currents. It is a 250 A, 600 V dual-element time-delay fuse and carries the Class RK5 designation. This high-voltage fuse is built for applications requiring reliable protection against sustained overloads without nuisance tripping during short surges.
