1、Impeller Diameter: 200~450mm 2、Air Volume Range: 1000~40000 m³/h 3、Total Pressure Range: 140~1000 Pa 4、Total Pressure Efficiency: 50~69% 5、Sound Range: 60~90dB（A） 6、Driving Method：Belt drive 7、Model No. Setting: 7-7, 8-8, 9-7, 9-9, 10-8, 10-10, 12-9, 12-12, 15-11, 15-15, 18-13, 18-18, 22-22 . 8、Applications: Subsidiary equipment for cabinet central air-conditioning units, ducted air conditioning unit, and other heating, air-conditioning, purification and ventilating equipment.

Fan Dimensions   With motor frame size Fan performance curve: <