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Bergey Windpower BWC Excel - 10,000 Watt Wind Turbine


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Bergey Excel 10,000 Watt Wind Turbine

Rotor Diameter: 7 m (23 ft.)
Manufacturer Part Number: BWC EXCEL

The BWC EXCEL is a modern 7 meter (23 ft) diameter, 10,000W wind turbine designed for high reliability, low maintenance, and automatic operation in adverse weather conditions. It is available in two configurations: battery charging and grid-connected.


  • Large rural homes.
  • Remote villages and facilities.
  • Eco-tourism resorts.
  • Larger telecommunication sites.

Connected to the grid, the BWC EXCEL can provide most of the electricity for an average total electric home at moderate wind sites.


Start-up Wind Speed 3.4 m/s (7.5 mph)
Cut-in Wind Speed 2.5 m/s (5 mph) - grid intertie; 4 m/s (9 mph) - battery charging
Rated Wind Speed 12 m/s (27 mph)
Rated Power10 kW for grid intertie, 7.5 kW for battery-charging
Cut-Out Wind Speed None
Furling Wind Speed 15.6 m/s (35 mph)
Max. Design Wind Speed 60 m/s (134 mph)
Type 3 Blade Upwind
Rotor Diameter 7 m (23 ft.)
Blade Pitch Control None, Fixed Pitch
Overspeed Protection AUTOFURL
Gearbox None, Direct Drive
Temperature Range -40 to +60 Deg. C (-40 to +140 Deg. F)
GeneratorPermanent Magnet Alternator
Output Form3 Phase AC, Variable Frequency (Regulated 48 - 240 VDC after VCS-10, or 240 VAC, 1, 60 Hz or 220 VAC, 1, 50 Hz with Powersync II inverter.

Detailed Description

The BWC EXCEL was introduced in 1983 and it has been installed at over 1,800 sites around the world.

In October 2008 the Excel-S was upgraded to a more efficient Powersync II inverter. In July 2009 the Excel turbine was upgraded with a more powerful alternator and longer blades. Performance has been improved by an average of 25%.

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