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Ehroflug Coach II S

From Wikipedia, the free encyclopedia
Swiss ultralight aircraft

Coach II S
RoleUltralight aircraft
Type of aircraft
National originSwitzerland
ManufacturerEhroflug
DesignerEgon Scheibe
Introduction1989
StatusIn production
Produced1989-present
Number built15 (1998)

TheEhroflug Coach II S is aSwissultralight aircraft, designed byEgon Scheibe and produced byEhroflug ofAltnau. It was introduced in 1989. The aircraft is supplied as plans, as a kit foramateur construction or as a complete ready-to-fly-aircraft.[1][2][3]

Design and development

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The aircraft was designed to comply with theFédération Aéronautique Internationale microlight rules. It features astrut-bracedparasol wing a two-seats-in-side-by-side configuration open cockpit, fixedconventional landing gear and a single engine intractor configuration.[1][2][3]

The aircraftfuselage is made from welded steel tubing, with the wing built fromaluminium tubing with woodenribs. The airframe is covered indopedaircraft fabric. Its 11.34 m (37.2 ft) span wing has an area of 15 m2 (160 sq ft) and is supported bycabane struts, V-struts andjury struts. The wings are quickly detachable for storage. Standard engines available are the 70 hp (52 kW)Sauer 2.1four-strokeVolkswagen air-cooled engine and the 64 hp (48 kW)Rotax 582two-stroke powerplant.[1][2][3]

While still in production in 2015, the aircraft was only built on request.[2]

Specifications (Coach II S)

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Data from Bayerl and Purdy[1][3]

General characteristics

  • Crew: one
  • Capacity: one passenger
  • Wingspan: 11.34 m (37 ft 2 in)
  • Wing area: 15 m2 (160 sq ft)
  • Empty weight: 230 kg (507 lb)
  • Gross weight: 450 kg (992 lb)
  • Fuel capacity: 45 litres (9.9 imp gal; 12 US gal)
  • Powerplant: 1 ×Sauer 2.1 four cylinder, air-cooled,four strokeaircraft engine, 70 kW (94 hp)
  • Propellers: 2-bladed wooden

Performance

  • Maximum speed: 125 km/h (78 mph, 67 kn)
  • Cruise speed: 100 km/h (62 mph, 54 kn)
  • Stall speed: 50 km/h (31 mph, 27 kn)
  • g limits: +5/-3
  • Rate of climb: 2 m/s (390 ft/min)
  • Wing loading: 30 kg/m2 (6.1 lb/sq ft)

References

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  1. ^abcdBayerl, Robby; Martin Berkemeier; et al:World Directory of Leisure Aviation 2011-12, page 44. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
  2. ^abcdTacke, Willi; Marino Boric; et al:World Directory of Light Aviation 2015-16, page 44. Flying Pages Europe SARL, 2015.ISSN 1368-485X
  3. ^abcdPurdy, Don:AeroCrafter - Homebuilt Aircraft Sourcebook, Fifth Edition, page 149. BAI Communications, 15 July 1998.ISBN 0-9636409-4-1

External links

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