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Manufacturers and turbines
Envision E87
| Envision E87 |  |
1.5 MW turbine - Class IEC  - Old model |
1.5 MW
⌀ 87 m
Onshore
IEC 
252 W/m²
General data 
| Manufacturer | Envision |
| Name | E87 |
| Product range | |
| Rated power | 1.5 MW |
| Rotor diameter | 87 m |
| IEC class | |
| Market | Onshore |
| Swept area | 5,945 m² |
| Specific power | 252 W/m² |
| Specific area | 3.97 m²/kW |
| Number of blades | 3 |
| Power control | Pitch |
Availability
| Market availability | No more available |
| Start of production | |
| End of production | |
Rotor
| Minimum rotor speed | |
| Maximum rotor speed | |
| Maximum blade tip speed | |
| Cut-in wind speed | |
| Rated wind speed | |
| Cut-off wind speed | |
| Manufacturer | |
Gear box
| Drivetrain type | Geared |
Generator
| Type | DFIG |
Tower
| Hub height | |
Databases  Manufacturers (229 entries) Turbines (2,091 entries) Power curves (901 entries) All databases |
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PDF Summary
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Legend #ND: no data #NA: not applicable |
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Update for this sheet 19 June 2026 |
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