ROTOR
diameter   29.5 m
area    706 sq m
number of blades  3
speed    29 / 38 rpm
power regulation   stall regulated

GEAR BOX
type    combined
stages    3
ratio    1 : 31

GENERATOR
type    asynchronous, 3 phase
speed    900 - 1200 rpm (60 Hertz)
voltage    480 VAC

POWER CHARACTER
rated output   250 kW (max. 300 kW)
cut in    2.5 m/s
rated output at   15 m/s
cut out    25 m/s
survival wind speed  55 m/s

TOWER
hub height   42 / 50 m
type    tubular tower

WEIGHT
rotor    4,900 kg
nacelle    9,800 kg
tower    26,500 kg (42 m)

CONTROL SYSTEM
speed regulation   grid connected
yawing control   electric yaw motor
main brake   tip brake
second brake system  disc brake
monitoring   remote data and control

SOUND
noise level   98 dB(A) at nacelle
tonality    none
pulsation   none

The Fuhrländer FL 250 offers exceptional features and value for a mid sized wind turbine. Especially suited for displacing high cost utility power at manufacturing, educational, municipal water treatment, and agricultural facilities, the FL 250 can also be used to reduce power costs at remote (off-grid) diesel generation stations.  Features include a two-speed generator with dual electrical windings, aerodynamic blade tip brakes, and a sophisticated wind turbine controller with a state of the art communications capability. Currently installed in many parts of the world, the Fuhrländer FL 250 is a proven leader in its class.

Lorax Energy Systems, LLC is the North American Distributor for Fuhrländer Wind Turbines. For more information on these elegant machines, please contact our sales office.