.Buildings.Templates.Plants.HeatPumps.Types.Distribution .Buildings.Templates.Plants.HeatPumps.Types.DistributionEnumeration to specify the type of CHW/HW distribution system
type Distribution = enumeration(Constant1Only "Constant primary-only", Variable1Only "Variable primary-only", Constant1Variable2 "Constant primary - Variable secondary centralized", Variable1And2 "Variable primary - Variable secondary centralized");