


TWINPOWER SK-1
SK-1 TWINPOWER
Main rotor [Diameter]: 6.70 m
Disc Loading – GW: 13.15 kg/m²
Tail rotor [Diameter]: 1.12 m
Cabin width: 1.30 m
Total length: 6.00 m
Height [cabin roof above ground]: 1,72 m
Height [main rotor above ground]: 2.36 m
Main rotor [100%]: 520 RPM
Fuel tank capacity: 75 liters [95 Octane]
Gross weight: 600 Kg
Empy weight: 310 Kg
Useful loading: 290 Kg
Cruise speed @ SL [70% Power]: 91 Kts - 170 Km/h
Max speed @ SL [Vne]: 102 Kts - 190 Km/h
Climbing rate: 6.50 m/s
Hover Ceiling IGE: 4.100 m
Hover Ceiling OGE 2.450 m
Endurance @ Cruise Speed: 3.0 h
Fuel consumption [70% Power]: ~ 23 liter/h
Max. Range [20’ reserve]: 520 Km
Height speed IAS – 50 ft: 28 Kts – 51,5 Km/h
Auto rotation IAS/min. ROD: 30 Kts – 56 Km/h
TWIN ENGINE PACK SYSTEM (T.E.P.S.)
Single engine: 4 cyl, 2.715 cm^3
Cylinder bore: 98 mm.
Stroke: 90 mm.
Compression ratio: 11 : 1
Max single engine power: 120 HP (3.250 RPM)
Cooling system: mixed oil-air (patented)
Starter: Electric
Fuel: 95 Octane