The Dallach D.2 Sunrise, also known as the WDFL Sunrise after its suppliers, is a single-engine, single-seat

cantilever A cantilever is a rigid structural element that extends horizontally and is supported at only one end. Typically it extends from a flat vertical surface such as a wall, to which it must be firmly attached. Like other structural elements, a canti ...

monoplane A monoplane is a fixed-wing aircraft configuration with a single mainplane, in contrast to a biplane or other types of multiplanes, which have multiple planes. A monoplane has inherently the highest efficiency and lowest drag of any wing confi ...

. It was designed and marketed as a

homebuilt aircraft Homebuilt aircraft, also known as amateur-built aircraft or kit planes, are constructed by persons for whom this is not a professional activity. These aircraft may be constructed from "scratch", from plans, or from assembly kits.Armstrong, Kenn ...

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

by Wolfgang Dallach.

Design and development

Wolfgang Dallach's Sunrise, marketed ready-to-fly or in kit form by his WD Flugzeug Leichtbau (WDFL), was his first ultralight design. In Germany, it was the first ultralight equipped with a four-stroke engine. The Sunrise is a tandem two-seater. Both seats are equipped with a throttle lever, rudder and control stick. Full engine control is available only from the rear seat. The fuselage is built from steel tubes and is fabric covered. The wing has a nose made of fiberglass. The main spar is built from CFK. The Sunrise has a fixed tailwheel undercarriage, with the mainwheels hinged from the

fuselage The fuselage (; from the French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds crew, passengers, or cargo. In single-engine aircraft, it will usually contain an engine as well, although in some amphibious aircraft t ...

on V-form, cross-connected struts. Some Sunrises have wheel fairings. The Sunrise can be powered by one of several engines in the 28-66 kW (38-90 hp) power range.

Operational history

About 39 Sunrises are thought to have been built, all flying in Germany. In mid-2010, 19 years after kit production ended, 38 still appeared on the German civil register.

Variants

''Data from'' DAec ;Sunrise:Original version, 28 kW (37.5 hp) Citroën KKHD four-stroke engine ;Sunrise IIA: 47 kW (74.6 hp)

Sauer UL 2100 The Sauer (German and Luxembourgish, , ) or Sûre (French, ) is a river in Belgium, Luxembourg and Germany. A left tributary of the Moselle, its total length is . Rising near Vaux-sur-Sûre in the Ardennes in southeastern Belgium, the Sauer flo ...

two-stroke engine ;Sunrise IIB: 66 kW (88.5 hp) BMW UL four-stroke engine ;Sunrise IIC: 51 kW (68 hp) BMW R1000 four-stroke engine ;Sunrise (Verner): 59 kW (79 hp) Verner SVS 1400 engine

Specifications (Citroën KKHD engine)

References

External links

{{commons category, Dallach Sunrise
Sunrise: D-MFWD

Flyer

Aerokurier 11-88
1980s German sport aircraft Low-wing aircraft Single-engined tractor aircraft Aircraft first flown in 1986