.ClaRa.Components.VolumesValvesFittings.Pipes.TubeBundle_L4H1.PressureLoss .ClaRa.Components.VolumesValvesFittings.Pipes.TubeBundle_L4H1.PressureLossmodel PressureLoss = ClaRa.Basics.ControlVolumes.Fundamentals.PressureLoss.Generic_PL.LinearPressureLoss_L4;