ApacheSystems are simplified Heating/Cooling systems available within the <VE>. For the Green Mark navigator, it is required to configure an ApacheSystem for DHW purposes, as well as to provide supplementary information to the ApHVAC module.
Each HVAC network / HVAC System in the model is required to have a corresponding ApSystem. An ApSystem is also required for zones that are to be mechanically or naturally ventilated.
