NH₃ refrigeration system for cold rooms and loading docks, with 148 kWf for 4,414 m³. Includes a 579 kW screw compressor, 5,700 L particle separator, NH₃ pumps, ceiling-type evaporators, and a 1,400 kW evaporative condenser. Full installation with PLC and Scada control, compliant with RAP regulations.