ISO DIS 12759-3

Description / Abstract: This international standard deals with the classification of fan efficiency for all fan types which have a nominal input power rating of 0,125 kW and above. This standard may be used by legislators or regulatory bodies for defining future energy saving targets. This standard applies to fans only, i.e. not including a drive, but not to the system (finished Original Equipment Manufacturer’s product, e.g. box fans and roof fans or ventilation system) in which it is installed.