Product Description
Windmill for pumping water,
It is the most advanced windmill for water pumping in China. The starting wind speed: 3 meter/s, rated wind speed: 8 meter/s, maximum windspeed: 15---18 meter/s. When the wind is over strong. The wind will be closed automatically.
Clients can choose the piston water pump model according to the depth of the well. The pump head and yielded water are inversely proportional. See the proformance parameters. This wind mill is only suitable for water underground and the lift head is under 9 meters.
The construction of the windmill: Tower, central supporting frames central rotating mechanism, rocker link mechanism, wind wheel, tailer, manul/automatic open and close device, pipes for water pump, basement, (9 parts).
The machine can last about 15 years. The water pump can be set to discharge water automatically or by manual. When the wind mill stops, it can discharge the water automatically, when in the winter it can prevent swelling and protect the water tank. If the wind is more than 12¡ª14 meter/seond, the tail of windmill be automatically folded
Application: It is suitable for irrigation, field water discharge, flowing water for aquarium, solar salt site, etc.

Technical info:
Content  Parameters
Wind wheel diameter  4.88m
Leaf shape  Triangle (diamond)
Leaves number B  32
Tower  9.15m
The top of leaves  11.9m
Cut speed V  3m/s
Closure wind VMAX  12-14m/s
Rated speed VN  8m/s
Closure form  Automatic /artificial
Transmission mode  Direct Drive(No Gear)
Transmission ratio  1: 1
Weight  1800kg
Lifting power  360kg
Piston stroke  165cm
Foundation / base  Tetrapod
Package Size  90cm*90cm*360cm
Life  15 years
Performance parameters
Depth of the well
Max (m)  Diameter of the pump(mm)Rated flow (t/h)The largest flow (t/h)
118  55 mm ( 2 inches )   0.8   1.6
65  80 mm (3 inches )   1.4   2.8
37  100 mm (4 inches )   2.5   5
24  120 mm (5 inches )   4   8
16  160 mm (6 inches )   5.8   11.6
9  200 mm (8 inches )   10.3   20.6
6  225 mm (10 inches )   16   32
5  320 mm (12 inches )   20   40