Aerostar R40S Festival

The Aerostar R40S Festival is a Romanian made ultralight and light-sport aircraft, designed and produced by Aerostar of Bacău. The aircraft is supplied as a complete ready-to-fly-aircraft.[1][2]

R40S Festival
Role Ultralight aircraft and Light-sport aircraft
National origin Romania
Manufacturer Aerostar
Status In production

Design and development

The aircraft was designed to comply with the Fédération Aéronautique Internationale microlight, and US light-sport aircraft rules. It features a cantilever low-wing, a two-seats-in-side-by-side configuration enclosed cockpit, fixed tricycle landing gear and a single engine in tractor configuration.[1][2][3]

The aircraft is made from aluminum sheet. Its 9.17 m (30.1 ft) span wing employs manually operated flaps. The standard engine is the 100 hp (75 kW) Rotax 912ULS four-stroke powerplant, driving a three-bladed Woodcomp propeller.[1][2][4]

Variants
R40F
Initial ultralight model
R40FS
Improved model
R40S
Base model with dial instruments[4]
R40S-GC
Version for IFR flight, with a Dynon Skyview glass cockpit[4]

Operators

 Mozambique

Specifications (R40F/FS Festival)
Aerostar R40S Festival

Data from Aerostar operating manual[6]

General characteristics

  • Crew: one
  • Capacity: one passenger
  • Length: 6.74 m (22 ft 1 in)
  • Wingspan: 9.17 m (30 ft 1 in)
  • Height: 2.47 m (8 ft 1 in)
  • Wing area: 13.97 m2 (150.4 sq ft)
  • Empty weight: 354 kg (780 lb) with Rotax ULS912 engine
  • Gross weight: 535 kg (1,179 lb)
  • Fuel capacity: 80 litres (18 imp gal; 21 US gal)
  • Powerplant: 1 × Rotax 912ULS four cylinder, liquid and air-cooled, four stroke, 75 kW (101 hp)
  • Propellers: 3-bladed Klassic 170/3/R, 1.7 m (5 ft 7 in) diameter

Performance

  • Maximum speed: 175 km/h (109 mph, 95 kn) V(A)
  • Cruise speed: 150 km/h (94 mph, 82 kn)
  • Stall speed: 67 km/h (42 mph, 36 kn) flaps at 30 degrees
  • Never exceed speed: 215 km/h (134 mph, 116 kn)
  • Range: 800 km (500 mi, 430 nmi) with no reserves
  • Endurance: 5.8 hours
  • Service ceiling: 4,000 m (13,000 ft)
  • g limits: +4/-2
  • Maximum glide ratio: 12:1
  • Rate of climb: 4.35 m/s (856 ft/min)

References
  1. Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011–12, page 22. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
  2. Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015–16, page 20. Flying Pages Europe SARL, 2015. ISSN 1368-485X
  3. Experimental Aircraft Association (2012). "EAA's Listing of Special Light-Sport Aircraft". Archived from the original on 2014-02-28. Retrieved 17 April 2012.
  4. Aerostar (n.d.). "Festival R40S – Light Sport Aircraft" (PDF). Retrieved 24 April 2012.
  5. Isby, David C.; Willis, David (December 2013). "Mozambique Rebuilding its Air Force". Air International. Vol. 85 no. 6. p. 26. ISSN 0306-5634.
  6. Manual de utilizare si intretinere XR00-00-0000-F(FS) Editia A Data 05.2004
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