De Havilland Canada Dash 7

  • CountryCanada
  • TypeSTOL turboprop regional airliner
  • PowerplantsFour 835kW (1220shp) Pratt & Whitney Canada PT6A50 turboprops driving four blade constant speed Hamilton Standard propellers.
  • PerformanceMax cruising speed 428km/h (230kt), long range cruising speed 400km/h (215kt). Service ceiling 21,000ft. STOL takeoff distance at 18,600kg (41,000lb) TO weight 670m (2260ft). Range with 50 passengers and reserves 1270km (690nm), range with standard fuel and three tonne payload 2168km (1170nm). 150 - Range with 50 passengers at max cruising speed 2110km (1140nm), with max fuel 4670km (2525nm).
  • Weights100 - Operating empty 12,560kg (27,690lb), max takeoff 19,958kg (44,000lb). 150 - Operating empty 12,465kg (27,480lb), max takeoff 21,320kg (47,000lb).
  • DimentionsWing span 28.35m (93ft 0in), length 24.58m (80ft 8in), height 7.98m (26ft 2in). Wing area 79.9m2 (860.0sq ft).
  • CapacityFlightcrew of two. Max seating for 54 at four abreast and 74cm (29in) pitch, 50 passengers at 81cm (32in) pitch. In freighter configuration can carry five standard pallets.
  • Production111 Dash 7s were built between 1977 and 1988. Approximately 66 were in commercial service as of late 1998.

In spite of being out of creation for a few years now, the four motor de Havilland Canada Dash 7 remaining parts unrivaled due to its amazing STOL and low commotion capacities.

The Dash 7 (or Dhc7) was planned as a STOL (short takeoff and arriving) 50 seat territorial carrier fit for working from strips as short as 915m (3000ft) long. The principle configuration peculiarities to attain such an ability were a progressed wing and four Pratt & Whitney Pt6a turboprops. Twofold opened trailing edge folds run the whole compass of the high mounted wing, significantly expanding the lifting surface accessible for takeoff. Additional lift is additionally produced by the wind stream over the wing from the moderately moderate turning propellers. The wings likewise emphasize two sets of spoilers every - the inboard combine additionally work as lift dumpers, the detachable pair can act differentially in conjunction with the ailerons to help move control.

Monetary sponsorship from the Canadian Government permitted the dispatch of the Dhc7 program in the early 1970s, ensuing in the lady flight of the first of two advancement air ship on March 27 1975. The main creation Dash 7 flew on March 3 1977, the sort was certificated on May 2 1977 and it entered administration with Rocky Mountain Airways on February 3 1978.

The standard traveler convey Dash 7 is the Series 100, while the sort was additionally offered in unadulterated vessel structure as the Series 101. The main significant advancement of the Dash 7 was the Series 150, which emphasized a higher max takeoff weight and more prominent fuel limit, boosting reach. The Series 151 was the proportionate vessel. Generation of the Dash 7 finished in 1988, after Boeing's takeover of de Havilland Canada.

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