Specifications
WES 80 GENERAL
| Supplier/manufacturer | WES BV |
| Life expectancy | >20 years |
| Maintenance | Twice a year |
| Rated power | 80 kW |
| Cut in wind speed | <3 m/sec. (6.7mph) |
| Cut out wind speed | 25 m/sec. (56mph) |
| Rated wind speed | 13 m/sec. (29mph) |
| Survival wind speed | 60 m/sec. (134mph) |
| Passive power regulation | Pitching (blade-angle adjustment) |
| Active power regulation | Fully variable back-to-back IGBT system |
| Noise emission at 8 m/s | 45 dB(a) at 100m |
| Operating temperatures | From -20°C up to +40°C |
WES 80 APPLIED STANDARDS
| Degree of protection | IP55 |
| Standards | NEN1010 (electrical) NEN-EN50308 (safety) NEN-EN6096 (wind turbines) UL1741 (anti islanding) NEN-EN-IEC 60204-1 (cabinet) |
| CE-mark | Yes |
WES 80 ELECTRICAL
| Grid voltage | 400V ±10% |
| Grid frequency | 50/60Hz ±3Hz |
| # Phases | 3 phase + neutral |
| Specific power | 315 W/m2 |
| Converter type | Back-to-back IGBT converter |
WES 80 ROTOR and BLADES
| Number of blades | 2 |
| Diameter | 17.9 m |
| Position | Upwind |
| Direction | clockwise |
| Angle of the main shaft | 7° with horizontal |
| Swept area | 254 m2 |
| Speed | Variable 60 -120 rotations per minute |
| Power regulation | Passive pitching (blade-angle adjustment) |
| Min. blade-angle | 1 |
| Flapping angle | 180 -164° |
| Blade length | 7,8 m |
| Weight (1 blade) | 100kg |
| Chord | 500 – 625mm |
| Twist | 5° |
| Mounted | Flexible |
WES 80 GEARBOX
| Brand | Siemens (Flender) |
| Number of stages | 2 |
| Weight | 820kg (incl. oil) |
| Ratio | 0.055555555555556 |
WES 80 GENERATOR
| Brand | ABB |
| Type | A-synchronous |
| Nominal power | 83 kW |
| Number of poles | 4 |
| Nominal voltage | 230/400 volt |
| Frequency | Variable: 40 – 80 Hz. |
| Weight | 400kg |
| Protection | IP 55 |
WES 80 TOWER
| Type | Tubular |
| Number of sections | 3 |
| Tower height | 18, 24, 30, 39m |
| Material | Hot dip galvanised steel |
| Location ladder | External |
WES 80 CONTROLLER
| Control by | IPC (Beckhoff) |
| Remote monitoring | Yes |
| Data logging | Optional |
WES 80 YAW-SYSTEM
| Yaw system | Active |
| Signal from | Wind vane |
| Driven by | Electro motor with worm-wheel reduction |
| Power yaw-motor | 0,55 kW |
| Yaw speed | 1,2°/sec. |
| Yaw bearing | Single ball bearing; externally geared (Rothe Erde) |
| Yaw-brakes | Constant friction-brakes; 4 pcs. |
WES 80 SAFETY
| First safety system | Passive blade pitching |
| Activated by: | Rotor speed (110 rpm) |
| Second safety system | Yawing out of the wind |
| Activated by | Rotor speed (>120 rpm) |
| Excessive vibrations | |
| Failure anemometer | |
| Grid failure | |
| Fault in yawing system | |
| Blocking system | |
| Rotor blocking system | Pin in high speed shaft; for service purposes |
| Activation | Manual |
WES 80 WEIGHTS
| Rotor incl. blades | 1.100 kg |
| Nacelle excluding rotor | 2.200 kg |
| Control cabinet | 400 kg |
| Tower | 7.820 kg (30 m. tower) |
WES 80 MATERIAL SPECIFICATIONS
| Blades | Carbon and fibre glass reinforced epoxy |
| Nacelle/rotor | Steel |
| Covers | Polyester |
| Tower | Steel (hot dip galvanised) |
| Foundation | Concrete Block with steel anchor |
