Product advantages

Quality guarantee

 Dual, automatic emergency braking system

Sealed Sweden SKF bearing

Waterproofing

Unique Anti-Vibration design

Efficient Aero-dynamic design

High strength, corrosion resisting aluminium alloy 

Unique neodymium iron boron permanent magnetic material

Low noise level

Two-year limited guarantee

Highest quality manufacturing standards (ISO9001)

Wide range of temperature tolerance (-50°C-65°C)

 High salt fog, dust and sand resistance

 Strong wind resistance and high survival wind speed

 Durable materials and components(i.e. Sweden's SKF bearing)

Main characteristics

Easy transportation and installation

 ADJUSTABLE blade angle and blade design to achieve maximized efficiency

Low start-up wind speed ONLY 1.8 M/S

Large range of wind speed usability (3m/s-25m/s)

Cp value about 0.43

All-over automatic system

 Light and compact size

Intuitive online installation guides

Wide installation and maintenance network worldwide

Perfect after-sales service system

Technical Specifications

Model

Airforce 4.1 On-grid

Rated output power

5 kw

Rotor diameter

4.1 m

Max. output power

5.1 kw

Blade length

2.02 m

Voltage

380 Vdc

Blade material

FRP

Rated wind speed

12 m/s

Generator

3 phases PM generator

Max. wind speed

20 m/s

Braking system

Electromagnetic braking control system

Survival wind speed

60 m/s

Type

Downwind rotor

Start-up wind speed

1.5 m/s

Yaw control

passive

Cut-in wind speed

2 m/s

Total weight

120 kg

Rated rotational speed

400 rpm

Warranty

Whole system-2 years

Max. rotational speed

450 rpm

Controller

Full-automatic control

No. of blades

3

Tower

12 m(optional