AIR-X Land 12V Wind Generator
Introducing the next generation AIR! Southwest Wind power is
pleased to introduce the latest evolution in small wind turbines,
the NEW AIR-X. The AIR-X builds upon what has made AIR
the world number one selling small wind turbine with new
technology previously found only in today state-of-the-art
mega-watt-class wind turbines. The AIR-X is our most
expensive venture to date. Thousands of hours of research and
testing have gone into the design. Read some testimonials
from AIR-X marine owners who rave about the new quieter
design and improved performance.


Introducing the latest evolution in small wind turbines. The AIR-X
wind generator builds upon what made AIR the world's #1 selling
small wind turbine with new technology previously found only in
today's state-of-the-art mega-watt-class wind turbines. All of these
features are primarily found within the body of the turbine. The new
microprocessor based speed control results in increased
performance, improved battery charging capability and the reduction
of “flutter” noise from the machine. The controller allows for peak-
power tracking of the wind by optimizing the alternator's output on all
points of the cubic curve and then efficiently delivers the energy to
the battery. The turbine’s smart controller allows it to actually control
blade rotation speed thus eliminating the buzzing noise commonly
found with the AIR 403 and 303 in high winds. Furthermore, a new
series of carbon-reinforced blades with a modified pitch angle
further increases power production. The new electronics are a
considerable improvement over the AIR 403 controller that consists
of diode-rectification and a simple off/off voltage switch.
Much Lower Noise: Previous AIR wind turbines relied on their aero-
elastic blade design for protection in high winds, causing loud flutter
noise in winds above 35 mph (16 m/s). AIR-X’s circuit monitors the
wind speed and electronically slows the blades as it reaches its
rated output preventing it from going into flutter. This results in a
much quieter wind turbine. In high winds, the AIR-X wind turbine will
continue to produce power at a reduced level until the wind
decreases, at which point maximum output will resume. The Benefit:
Quieter and neighbor friendly operation.
Don't Forget to Buy These for Your Air-X Wind Turbine!
Breakers
DC rated circuit breakers provided the required electrical protection for your Air-X wind turbine installation.
For 12V, choose 50A version
For 24V, choose 30A version
(see related items on right hand side of this page)
Stop Switch
This DC rated 50 amp switch allows you to "stop" the turbine. Rated at 50 amps DC for both 12V and 24V.
Internal Electronic Controller for Air X wind turbine improved battery charging: Previous AIR wind turbine
designs required 300-400 amp hour battery banks so the trickle charge of the wind turbine could be
adequately absorbed. The AIR-X’s charge controller periodically stops charging, reads the battery voltage,
compares it to the voltage setting and if the battery is charged, it completely shuts off all current going to
the battery. This function is performed within a few milliseconds. The closer the battery is to reaching its
full state of charge, the more often the AIR-X’s circuit repeats this action. This means any size battery bank
from 25 to 25,000 amp hours or higher can be charged safely. When the battery has reached its charged
state, the AIR-X will slow to an almost complete stop. Only when the battery has dropped below its voltage
set point will it startup and resume charging. The Benefit: Extended battery life, no overcharging.
Lower stress design: AIR-X limits power on the input side of the electronics by controlling the torque
from the blades. The power no longer has to be dissipated by the electronics resulting in lower stress on
the circuit, bearings and other materials. Furthermore, stress on wind turbines occurs primarily in high
winds. Under these conditions, the electronic stall design reduces the blade speed to 600 rpm, thereby
significantly reducing turbine and tower loading while still producing power. The Benefit: Greater
confidence in turbine operation in high wind conditions without manually operating the stop switch. Note: A
manual stop switch control is an available option for the AIR-X.
Design changes are primarily found within the body of the wind turbine:
* New microprocessor-based controller.
* New "wave washer" combined with looser bearing-to-body tolerances are incorporated into the face
bearing set. This results in lower compression on the bearing/race, with quieter running and lower startup
speed. It also lowers stress on the bearings and shaft when subject to twisting forces during normal
operation.
* New series of carbon reinforced blades.
* More robust tower clamp and yaw assembly for stronger and more secure tower mounting.
Features of the Air X Wind Turbine
* Unprecedented 3 YEAR WARRANTY
* Simple rooftop installation; no tower necessary
* Carbon Fiber Composite Blades
* Aircraft quality aluminum alloy castings
* Exclusive Brush-less neodymium cubic curve alternator
* Sophisticated internal battery charge regulator
* Maintenance-free - Only two moving parts
* Exclusive Auto-brake-feature that slows the AIR to a silent spin when the batteries are charged thus
extending bearing life and reducing noise.
* High Wind Safe Mode - Automatically slows turbine in potentially damaging winds and reduces noise.
* Neighbor Friendly.
Air X Applications
Specifications
* Remote homes & cabins
* Water pumping
* Recreational vehicles
* Battery charging
* Science & education projects
Rotor Diameter:
46" (1.14 meters)
Weight:
13 lbs (6 kg)
Start up wind speed:
7 mph (3 m/s)
Voltage:
12 & 24 VDC (36/48 VDC available soon)
Output:
400 watts at 28 mph (12.5 m/s)



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