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Contact us on: 00 44 (0)1538-387071
Email us at Stonesolar@hotmail.com
 

Stone Wind and Solar
in association with Enertech now offer refurbished wind turbines. (40KW - 250KW)
Available in 50hz & 60hz with certs

All at affordable prices!
Available to ship worldwide.

The package includes :-
wind turbine,
tower,
and controls.

Stone Wind and Solar now offers the Mitsubishi wind turbine refurbs. (Available in 50hz & 60hz with certs)
Enertech introduces the MWT-250 refurbished wind turbine for larger industrial and commercial applications. Designed and manufactured in Japan by Mitsubishi Heavy Industries, the MWT-250 is a heavy weight performer.

The MWT-250 offers the following advantages found on much larger, utility-size wind turbines:

• BLADE PITCH CONTROL SYSTEM
Obtains optimum output at any wind speed.

• YAW CONTROL SYSTEM with BRAKE
Prevents the nacelle from vibrating after facing the wind.

• FULLY AUTOMATIC OPERATION
State-of-the-art digital controls replace original system.
Model MWT-250
Technical Particulars

 TURBINE
Type
Rated output
Rotor Diameter
Rotor Speed
Number of Blades
Rated Wind Speed
Cut-In Wind Speed
Cut-Out Wind Speed
Survival Wind Speed
 Blade-pitch controlled, upwind type
275 kW
28m (92 ft)
48 rpm
3 (Reinforced Fiberglass)
12.9 m/s (29 mph)
5 m/s (11 mph)
24 m/s (53 mph)
60 m/s (134 mph)
GENERATOR
Type
Rated Output
Voltage, Phase & Frequency		 Induction Generator
275 kW
480v, 3 phase, 60 Hz
TOWER
Type
Hub Height		 Monopole
30m (100 ft
CONTROL SYSTEM
Power Regulation Pitch Control
Yaw Orientation		 Yaw Control
SAFETY INTERLOCKS
Overspeed
Low Oil Pressure
Excessive Vibration
Overcurrent
Various Controller Checks
Please contact us for more information and prices.

Phone
Derek Jones on
00 44 (0)7790-462469 or 00 44 (0)1538-387071
for consultation and information
Email
stoneelec.supplies@virgin.net

We can help determine if wind power
would be a good investment
for your business or organisation and
which turbine would be most suitable.