FRS-R-15ID is an Eaton Bussmann Fusetron time-delay, indicating fuse (RK5 class) rated at 15 A. It is a dual-element, current-limiting fuse designed for use at up to 600 VAC and 300 VDC. Its interrupting rating is 200 kA at 600 VAC and 20 kA at 300 VDC. The ID suffix provides open fuse indication, yielding a visual blown-fuse status on a cylindrical RK5 body for quick verification in industrial power-distribution circuits.
