The Cooper Bussmann FWH-60B is a 60 A fast-acting, high-speed semiconductor fuse from the Bussmann FWH series, designed to protect power-electronic circuits and semiconductor devices. Catalog listings show a 60 A rating with voltages up to 1000 V DC and 500 V AC, with interrupting capacity up to 200 kAIC at 1000 VAC and 50 kAIC at 500 VDC, and blade-end X blade-end terminations. As a fast-acting device, the FWH-60B is documented in datasheets with I²t pre-arcing around 210 A²s.
