... 7.0 8.4 Heating Capacity(3)kW9.6 12.8 16.0 19.2 BTU/h32800437005460065600COP( ... °C;(2)Heating:Outdoor air temp:7°C/6°C,Outlet water temp:45°C,Input water ... °C;(3)Heating:Outdoor air temp:7°C/6°C,Outlet water temp:35°C,Input water ... and reliableUnit protection against freezing, compressor high-pressure compressor, high and low voltage protection, compressor overtemperature, compressors flow, power supply ...