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Hopeful Wind Energy Technology Co., Ltd
Wind energy, new hope
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Active Member
7 Years |
Place of Origin : Guangdong,China
Brand Name : hopeful
Model Number : Airforce 4.1
Certification : ISO09001,CE
Price : Please contact me
Payment Terms : TT
Supply Ability : We have in stock
MOQ : 1
We have 1KW vertical axis wind turbine,1KW,5KW,10KW,,20KW wind turbine and so on.
All of the products have passedISO9001 and Certificate of conformity.By now our products have been exported to Europe, America and other countries.
You are welcomed to visit our websitewww.hopefulenergy.comto get more information about our products.
Product advantages:
Equipped with famous brand sealed bearingWaterproofing
Efficient Aero-dynamic design
Unique twin tails, better wind orientation
High strength, corrosion resisting aluminium alloy
Unique neodymium iron boron permanent magnetic material
Low noise level
Main characteristics:
Low start-up wind speed ONLY 3M/S
Wide range of wind speed usability(3.5m/s—25m/s)
Cp value up to 0.43
All-over automatic system
Quality guarantee:
2-year whole system quality guarantee
Highest quality manufacturing standards(ISO9001)
Wide range of temperature tolerance(-20°C—65°C)
High salt fog, dust and sand resistance
Strong wind resistance and high survival wind speed
Durable materials and components
Easy transportation and installation:
Light and compact size
Intuitive online installation guides
Wide installation and maintenance networkworldwide
Perfect after-sales service system
Technical Specifications | |
Model | Airforce 4.1 |
Max. output power | 5.8 kw |
Rated wind speed | 12m/s |
Max. wind speed | 25m/s |
Survival wind speed | 60m/s |
Start-up wind speed | 1.8m/s |
Cut-in wind speed | 3m/s |
Rated rotational speed | 500rpm |
Max. rotational speed | 550rpm |
No. of blades | 3 |
Rotor diameter | 4.1m |
Blade length | 2.02m |
Blade material | FRP |
Generator | 3 phase PM generator |
Braking system | Electromagnetic braking system control |
Type | Downwind rotor |
Yaw control | passive |
Total weight | 120kg |
Warranty | 2 years |
Controller | Protection controller for generator |
Grid-tided inverter | 120/240VAC,50/60HZ (optional) |
Tower | 12m (optional) |
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