50a Exhaust Fan With The Centrifugal System

We are offering our customers a wide range of 50a Exhaust Fan With The Centrifugal System, which are available following Specifications :-
Size :1380*1380*450 mm
Blade/mm :1270(36in) /mm
Motor Speed(r/min):a Y1400
Capacity(cubic meters/h):43170m3/m
Power:1.1kw
Voltage:380v
Frequency :50hz
Noise:a 65db
Fan frame: Hot galvanized sheet frame sheet thickness is 1mm(left and right is 0.8mm) zink thickness is 275g/m2
Fan blades: Germany-imported mirror face stainless steel ,
Fan blades No:6,
Fan Blade RPM : 460r/min,
Fan blade Thickness:1.2mm,
Fan blade surface finish grade.:BA, Blades all pass the balance test after assembled, which can assure steady running and even airflow during the operational life span of the life.
Fan motor: the high efficient and energy-saving Simens motor (others motor accordingly ) .
Fan motor protection grade: IP55
Fan motor insulation class:F
Fan Motor technical data is :1.1kw, 380v, 50Hz, RPM is 1440r/min
Fan belts: Japanese Mistoboshi brand
Fan centrifugal system: adopt high quality nylon PA66 to ensure the long service life.
The fasteners of centrifugal system all are copper rivets, wear-resisting and no rust, flexible
Fan shutter: high strength hot-galvanized steel sheet, the middle shutter thickness is 1.5mm, others are 0.8mm, with a centrifugal system which can ensure he shutter opens with the angle of 90 degree under all the condition to ensure the lowest air resistance.