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Encyclopedia - Sikorsky S-76

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Sikorsky S-76C+

General

Country of Origin : United States of America

Powerplant

Number Of Engines : Two
Powerplant type : Turbomeca Arriel 2S1 turboshaft engines
Max Power Rating : 638kW (856shp) - for takeoff
592kW (794shp) - max. continuous

Dimensions

Length, Rotors Turning : 16.00m (52ft 6in)
Height : 4.42m (14ft 6in)
Main Rotor Diameter : 13.41m (44ft)
Main Rotor Disc Area : 141.26m2 (1,520sq ft)
Tail Rotor Diameter : 2.44m (8ft)
Tail Rotor Disc Area : 4.67m2 (50.2sq ft)

Weights

Empty Weight : 2,545kg (8,138lb)
Max Take-off Weight : 5,307kg (11,700lb)
Max Useful Load : 1,616kg (3,562lb)
Internal fuel load : 3,030kg (6,680lb)

Landing Gear

Wheelbase : 5.00m (16ft 5in)
Wheel Track : 2.44m (8ft)

Performance

Max Speed At Cruising Level : 155kt (287km/h; 178mph)
Cruising Speed : 140kt (259km/h; 161mph)
Maximum Range : 385nm (713km; 443mi)
Initial Climb Rate : 1,625ft (495m) per minute
Service Ceiling : 12,700ft (3,871m)
Hover In Ground Effect : 5,650ft (1,722m)
Hover Out Of Ground Effect : 1,800ft (549m)


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