Outdoor air conditioning unit, with heat recovery, for VRV-5 system, for R-32 gas

Outdoor unit for VRV-5 (Variable Refrigerant Volume) system, for R-32 gas, heat pump with heat recovery, model REYA8A9 "DAIKIN", with variable refrigerant temperature for seasonal efficiency improvement, three-phase power supply (400V/50Hz), nominal refrigerating capacity 22.4 kW (interior air bulb temperature 19°C, exterior air dry bulb temperature 35°C), SEER 7.1, operating temperature range of exterior air dry bulb temperature in cooling from -5 to 46°C, nominal heat capacity 25 kW (interior air dry bulb temperature 20°C, exterior air relative humidity 6°C), SCOP 4.1, operating temperature range of exterior air dry bulb temperature in heating from -20 to 16°C, microprocessor control, scroll compressor, with Inverter control, 1685x930x765 mm, weight 102 kg, sound pressure 56.3 dBA, air flow 162 m³/min, maximum total length of refrigerant tubing 300 m, maximum length between outdoor unit and farthest interior unit 100 m (130 m equivalent), maximum installation height difference 50 m if outdoor unit is above interior units and 40 m if below, maximum length between first branching kit (Refnet union) of refrigerant tubing and farthest interior unit 40 m, F1-F2 terminal block for 2-wire transmission and control cable (bus D-III Net), special anticorrosive treatment of heat exchanger, refrigerant recovery function, automatic additional refrigerant charging, automatic operation and energy consumption limitation test (I-Demand function).