Alfa Alfa Correggio industrial planer and knife sharpener

Brand: Alfa (Costruzioni Elettromeccaniche ALFA – Correggio, Italy) • Type: Motore asincrono trifase (three-phase asynchronous motor) • Voltage: 220 / 380 V • Frequency: 50 Hz • Speed: 2890 rpm • Power: not fully readable, but typically between 1–3 HP (0.75–2.2 kW) with this type • Year: 1971 So this is an old industrial three-phase grinding motor, typically used on heavy woodworking or metal machines (such as a planer or knife sharpener).