UChR-0.4-11-UHL4 — a variable frequency drive (VFD) manufactured by Toshelectroapparat (Uzbekistan), designed for industrial applications. It operates with a 380...480V AC, 3-phase power supply, with a rated input current of 21 A, rated output current of 20 A, and output current at 120% overload (1 minute) of 24 A, used to control asynchronous motors with a power rating of 11 kW. The enclosure type is A2, with dimensions of 222×379×182 mm and a weight of 8 kg. It has an IP20 protection rating and is adapted for UHL4 climatic conditions (cold and temperate climates). The device ensures efficiency, energy savings, and extended motor lifespan for controlling pumps, fans, and other medium to high-power industrial equipment. It integrates with automated control systems (ACS) via the Modbus protocol.