WIND TURBINE – Model VT10-240
PATENT NUMBER: US 7,186,083
RATED POWER TO GRID: 10kW at 29mph-13m/s
RATED ENERGY: 2,000kWh/month at 14.3mph-6.4m/s average wind speed at hub height (Class III wind regime, 12.5mph- 5.5m/s at 30ft-10m,on 80ft-25m tower)
CUT-IN WIND SPEED: 6mph-2.7m/s propeller running
SURVIVAL WIND SPEED: 130mph-55m/s
CONFIGURATION: Downwind, free yawing, 3 blade, direct drive
MOVING PARTS: 5 – Rotor, yaw and blade governor mechanism
MAINFRAME: Cast 356-T6 recycled aluminum corrosion-proof
WEIGHT: 500 pounds (230 kilograms)
RUNNING LIGHT: LED indicates generating, optional
SLIP RING ASSEMBLY: 4 ring, including grounding, double brush, dual connections
ROTOR
3 BLADE: Downwind 7:1 constant tip speed ratio
DIAMETER: 22ft-6.7m
SWEPT AREA: 380ft2-35m2
RPM: 280 peak, 260-280 governor active range
AIRFOIL: FX63-137 modified for noise reduction
TWIST AND TAPER: Optimum, non-linear
BLADE MATERIAL: Glass fiber engineered plastic
BLADE CONSTRUCTION: Injection molded
GENERATOR
RATING: 15kva at 240vac at 260rpm, 3 phase
TYPE: Rare earth permanent magnet alternator
ANTI-COGGING: Proprietary low wind start-up configuration
POLES: 32
CONSTRUCTION: Inside rotating magnets, brushless outside stator with cast cooling fins
SYNCHRONOUS INVERTER – Model VI12-60
DUAL INPUT: 10kW wind, 2kW solar
RATING: 12kW nominal to grid, 12.5kW peak
EFFICIENCY: 94% at full output
OUTPUT: 240vac, 60hz, requires dedicated 60amp breaker
IDLE POWER CONSUMPTION: Less than 12W
SAFETY SHUT DOWN: Meets UL and utility requirements for line outage protection
WIND INPUT: Peak Power Tracking
SOLAR INPUT: Voltage boost and peak power tracking maximizes PV panel output even in low light and cloudy conditions
*Model VIS12-60: New, 12kW solar PV only inverter also available
TOWER – Fold-Over, Self-Supporting, Lattice
HEIGHTS: 35, 50, 60, 70, 80 feet 11, 14, 18, 21, 25 meters, nominal
TYPE: 3-legged, self-supporting, fold-over (hinged at base), tapered leg, lattice with Ventera top adapter, junction box at top, and wiring kit from top to bottom. Suitable for other windturbines of comparable swept area. Bolt together angle iron construction
CERTIFICATION: Professional Engineer approved for 105mph winds and icing in US Eastcoast
