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Hummer 20KW Roof Wind Generator
Hummer 20KW Roof Wind Generator Structure
Hummer manufactures and offers advanced 20KW Roof Wind Generator specifically
designed for residential houses; farms; telecommunication stations; commercial wind farms;
water-pumping, etc. Our products are third party certified and during the past 10 years, 20KW
Roof Wind Generator have been exported to 91 countries and areas, such as the USA,
Canada, Australia, Germany, the UK, Italy, France, India, Spain etc. For more information on
20KW Roof Wind Generator such as users manuals, data sheet, PDF documents,
certifications please email us sales@allwindturbine.com or call 086 551 65314300
H9.0-20KW Specifications | |
Configuration | 3 Blades, Horizontal axis, Upwind |
Rotor Diameter | Ф9.0 m / 29.5 ft |
Swept Area | 63.62 m2 / 684.7 ft2 |
Direction of Rotation | Clockwise looking upwind |
Blade Material | Fiberglass reinforced composite |
Rated Power | 20 kW @ 11m/s / 24.6 mph |
Maximum Output Power | 22 kW @ 20m/s / 44.7 mph |
Battery Bank Voltage | 240 Vdc |
System Output Voltage | 220/380 Vac |
Cut-in Wind Speed | 3 m/s / 6.7 mph |
Rated rotating rate | 180 r/min |
Working Wind Speed | 3-25 m/s / 6.7-82.6 mph |
Survival Wind Speed | 50 m/s / 164 mph |
Alternator | Permanent magnet alternator, SCF technology |
Alternator Weight | 496 kg / 1093.5 lbs |
Generator Efficiency | >0.87 |
Wind Energy Utilizing Ratio | 0.40 Cp |
Energy monitoring & User control | Siemens PLC controller with touch screen |
Gearbox | None, Direct drive with front generator design |
Over Speed Regulation | Auto Yawing & Hydraulic Braking |
Shutting Down Method | Manual & Automatic electromagnetism Braking & Hydraulic Braking |
Warranty | 2 years for generator and 1 year for other parts |
Shutting Down Method | Manual & Automatic electromagnetism Braking & Hydraulic Braking |
Warranty | 2 years for generator and 1 year for other parts |
How 20KW Roof Wind Generator works