Product Description This facility is used for measuring the capacity of Air-con by air enthalpy method with described by ISO 5151-2010 also measures various kinds of data including pressure and electrical properties of the Air-con. And it consists of indoor side (1 room), outdoor side (1 room), air handling unit, refrigerating machine, airflow meter, power panel, computer system and so on.Testing itemsRated cooling capacity (T1, T2, T3).Rated heating capacity(High, Low, Extra-low)AirflowDehumidification capacityInput powerEER(COP)FrequencyCurrentVoltageAmbient conditions control precisionAll the indoor and outdoor dry bulb and wet bulb temperatures:Precision: ± 0.1 ° CUncertainty: ± 0.2 ° COutdoor side relative humidityPrecision: ± 2%RHUncertainty: ± 3%RHAir flower testing static pressure zeroing controlPrecision: ± 0.5 PaUncertainty: ± 0.5%(-50Pa~50Pa)Air volume testingPrecision: ± 1.5%Uncertainty: ± 1.5%Measurement points data acquisition precisionIndoor side unit-under-test air outlet dry bulb temperature:Uncertainty: ± 0.1° C (within 5~60° C)Indoor side unit-under-test air outlet wet bulb temperature:Uncertainty: ± 0.1° C (within 5~60° C)Electric data of the sampler(voltage, ampere, wattage):Uncertainty: ± 0.5%Ambient atmospheric pressure:Uncertainty: ± 0.5% (0~110kPa)Thermocouple temperature:Uncertainty: 0.5° C (50~150 ° C)Note: All measurement uncertainties of sensors and transducers are expressed base on confidence level of 95% according to GUM, which normal distribute model is applied.