FUSE High-speed square-body semiconductor terminal protection fuse designed to handle rapid current clearing for rectifiers and thyristors. | Compact Square-Body Bolted Tag | Industrial variable speed motor drives, multi-phase power switching inverters, heavy industrial rectifiers. | ESO-3489-60 | 170M3489 | None | 170M3489-63A, 170M3490, 170M3561 | Custom 3-Phase Variable Frequency Drive (VFD) Input Guard: Bolted inline ahead of a heavy induction motor controller to serve as an ultra-fast semiconductor fail-safe, cutting off high-current power in microseconds if an internal thyristor shorts out. | Eaton / Bussmann 170M-Series (Size 1) High-Speed Fuse Blocks: This specific 60/63-Amp, 1250V AC semiconductor protection element (internal inventory code ESO-3489-60) was custom-engineered by Bussmann to mount directly into multi-rail industrial power inverter chassis and automated production distribution centers