1. Features: High versatility, High efficiency, Low noise, With large volume 2.Application: Ideal corollary product for central air-conditioner equipment of different specifications, heating and ventilating air conditioner, purifier, ventilator and other equipments. 3. Working Condition: 3.1 Environmental temperature: -20 to 80 °C 3.2 Particles contain in the air should not exceed 100mg/m³ 3.3 Air transferred should not contain any toxic, corrosive and adhesive materials Specification sheet Model No. Air Flow(m3/h) St. Pressure (pa) Speed (rpm) Noise (dba) 160x200 160-1250 35-290 700-2000 35-60 150-150 120-800 25-260 700-2000 35-60 180-200 200-1500 35-320 700-2000 35-60 145-190 160-1200 25-250 700-2000 35-60 145-160 120-900 25-250 700-2000 35-60 160-160 160-1100 35-290 700-2000 35-60 150-200 160-1250 25-260 700-1800 35-60 double inlet centrifugal radial exhaust fan Characteristics: � Materials:Scroll housing and impeller made of galvanized sheet steel � Bearing :Ball bearings � Type of protection:IP23 � Motor insulation class:F � Approvals:CE,AMCA Purpose: air condition ventilation Impeller Size: 280-1400m Air Flow: 1000-240000m3/h Pressure: 1300pa Drive: belt Install: seat