.AixLib.Fluid.Movers.Compressors.Validation.StaticHeatPumpBoundaries.BaseModelStaticBoundaries.Medium .AixLib.Fluid.Movers.Compressors.Validation.StaticHeatPumpBoundaries.BaseModelStaticBoundaries.Mediumpackage Medium = Modelica.Media.R134a.R134a_ph;