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IMG_4032rszd60003

         Variable pitch wind turbine hub

- automatically controls airfoil (blade) pitch angle
- completely eliminates overspeed problems in high winds
- no need for furling or electronic braking
- high capacity Torrington roller thrust bearings
- high capacity stainless steel rod-end bearings
- all stainless fasteners
- centrifugally actuated, calibrated control springs,
- ultra high strength 17-4PH blade control bolts
- laser calibrated blade pitch angle
- exceptional startup performance in low wind speeds
- normal operating speed, 850 rpm

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