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Eurocopter’s X3 high-speed hybrid helicopter demonstrator starts testing

Marignane, France - Twin turbofan long range with five-blade main rotor and two propellers on short-span fixed wings

Eurocopter has begun test flights of the X3 demonstrator for its innovative High-speed, long-range Hybrid Helicopter (H3) concept, which combines excellent vertical takeoff and landing capabilities with fast cruise speeds of more than 220 kts. The X3 demonstrator is equipped with two turboshaft engines that power a five-blade main rotor system and two propellers installed on short-span fixed wings....

fra/pec - 1121205

AVIONEWS - World Aeronautical Press Agency
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