Chiller, There are both large and small or called a mini chiller that duty is the cooling generation by using water as the main media for heat exchange from chiller. Heat exchanger inside chiller called evaporator that main duty of this equipment is the cooling transfer from chiller to terminal cooling load application such as chilled water air conditioner (Mostly used with shopping mall, hospital and factory) each room inside the building as well as minimizing heat of machine in factory.