minimum energy performance standards report no 2004 15 chillers prepared for the australian greenhouse office under national appliance & equipment efficiency program and 2 commercial are usually made with four types of compressors reciprocating scroll screw centrifugal they range in output capacity from 100 kw to over 2000 vast majority sold australia imported air conditioning water chiller market estimated between aud 60m 70m generally used large buildings provide chilled space cooling typically largest using a building were among group products identified 2003 possible regulation consumption is at 1 909 gwh meps labelling regulations already apply smaller conditioners residential sectors preliminary research shows that being lower than usa other countries where applies on