VP-20 Data Sheet |
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Operating |
Standard |
Metric |
| Rated Power: | 27 HP | 20 kW |
| Rated wind speed: | 28 MPH | 13.5 m/s |
| Cut-in Speed: | 6.7 MPH | 3.5 m/s |
| Cut-out Speed: | 55.9 MPH | 25.0 m/s |
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Rotor |
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| Number of Blades: | Three | |
| Rotor Speed: | 00 –110 RPM | |
| Diameter: | 31.2 ft | 9.5 m |
| Swept Area: | 763 ft2 | 70.9 m2 |
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Generator |
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| Type: | Asynchronous Inductive | |
| Rated Speed: | 0 -660 RPM | |
| Voltage: | 480VAC 3-phase | |
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Gearbox |
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| Type: | Planetary | |
| Ratio: | 6.00:1 | |
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Control |
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| Type: | Microprocessor based | |
| Pitch: | Active closed-loop electric servo control | |
| Yaw: | Active closed-loop electric servo control | |
| Algorithm: | Proprietary Synergistic Pitch/Generator Control | |
| Connectivity: | Cellular, 802.11, wired Ethernet | |
| Managed: | Master or Slave (wind farm capable) | |
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Braking System (fail safe) |
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| Rotor Aerodynamic: | Active blade pitch control (fully feathered) | |
| Rotor Mechanical: | Dual caliper spring loaded disc brake | |
| Yaw Mechanical: | Single caliper spring loaded disc brake | |
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Lightning Protection |
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| Grounding: | Coherent ground path from turbine to Ufer grounded foundation | |
| Strapping: | Dedicated braided strapping to ensure low resistance ground path | |
| Surge: | 30 meter hydraulic tip-down systemPrinted | |
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Tower Options |
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| Monopole: | 30 meter hydraulic tip-down systemPrinted | |
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- VP-20 Power Curve
- VP-20 Power Curve
