enum IfcHeatExchangerArrangementEnum {
kIfcHeatExchangerArrangementEnum_COUNTERFLOW,
kIfcHeatExchangerArrangementEnum_CROSSFLOW,
kIfcHeatExchangerArrangementEnum_PARALLELFLOW,
kIfcHeatExchangerArrangementEnum_MULTIPASS,
kIfcHeatExchangerArrangementEnum_OTHER,
kIfcHeatExchangerArrangementEnum_NOTKNOWN,
kIfcHeatExchangerArrangementEnum_UNSET,
kIfcHeatExchangerArrangementEnum_unset
};