Austro Engine E4

Austro Engine E4 (AE 300)
Type Four-cylinder four-stroke aircraft engine
National origin Austria
Manufacturer Austro Engine
First run 2008
Major applications Diamond DA42
Number built > 1,500[1]

The Austro Engine E4 (marketed as the AE 300) is a liquid-cooled, inline, four-cylinder, four-stroke, diesel piston aircraft engine.[2][3] The engine is manufactured by Austro Engine, an Austrian company and subsidiary of Diamond Aircraft.

Development

Following Diamond's "General Aviation Single Point of Contact" strategy, Austro Engine started to design a new engine for use on Diamond products in 2005. It received its type certificate in January 2009.[2]

Applications

Specifications (E4)

Data from Austro Engine and type certificate[1][2][3]

General characteristics

  • Type: Four-cylinder, four-stroke diesel aircraft engine
  • Bore: 83 mm (3.3 in)
  • Stroke: 92 mm (3.6 in)
  • Displacement: 1,991 cm3 (121 cu in)
  • Length: 738 mm (29 in)
  • Width: 855 mm (34 in)
  • Height: 574 mm (23 in)
  • Dry weight: 186 kg (410 lb)
  • Mean time between failures: > 100,000 h
  • Time between overhaul: 1,800 h

Components

Performance

  • Power output: 168 hp (125 kW) (maximum takeoff and continuous power) at up to 2,300 propeller RPM
  • Specific power: 1.38 hp/cu in (62.80 kW/l)
  • Fuel consumption: 35 l/h (9.25 US gal/h) at 100% power, and
19 l/h (5.02 US gal/h) at 60% power

References

  1. 1 2 "AE300 Facts & Specifications" (PDF). austroengine.at. Austro Engine. pp. 1–3. Retrieved 1 September 2017.
  2. 1 2 3 "Type Certificate Data Sheet E.200 Austro Engine E4 series engines" (PDF). European Aviation Safety Agency. 2015-04-13. Archived from the original (PDF) on 2015-10-04. Retrieved 2016-02-29.
  3. 1 2 "AE300 Technical Data" (PDF). Austro Engine. Retrieved 2014-11-14.
  4. ↑ http://www.flyingmag.com/we-fly-diamond-da62
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