Thielert Centurion

The Thielert Centurion 4.0 engine is a flight from the German manufacturer Thielert. It is a liquid cooled V8 four-valve common-rail diesel engine the power class of 220 kW ( 300 hp). In contrast to the smaller 1.7 engine, it is, however, certified for kerosene operation.

History

In the with a reduction gear ( 1,69:1 ) and two turbochargers equipped with charge air cooling engine is the second new design of an aircraft engine for civil aviation since the commitment of Porsche.

The engine has FADEC. The first use of the Centurion 4.0 was carried out in the HPA TT62. It is approved in accordance with JAR -E. Meanwhile, the trial use in a twin-engine Beech B60 "Duke" takes place.

An overhaul is not provided. The engine has a TBO of 2400 hours and then must be replaced. The purchase price is € 58,000 (2/ 2006). The engine is a custom for aviation Mercedes -Benz OM 629 motor vehicle engine, which was S 420 and 450 CDI used until 2010 included in the S- Class models. Since Mercedes -Benz replaced successively from 2011, the eight-cylinder diesel engines due to much more fuel-efficient and multi-stage turbocharged six- cylinder engines, the future of the Centurion 4.0 in its present form is uncertain.

Specifications

  • Start Power: 257 kW / 350 hp at 2300 revolutions per minute ( wave)
  • Maximum continuous power: 246 kW/335 hp
  • Travel Power: 154 kW/210 hp
  • Specific consumption: 216 g / kWh
  • Displacement: 3996 cm ³
  • Bore: 86 mm
  • Stroke: 86 mm
  • Compression: 18,5:1
  • Fuel: Jet A1
  • Propeller: an adjustable 3 -blade propeller from MT Propeller
  • Generator: 28V 100A
  • Dry weight: 272.2 kg
  • Width: 770 mm
  • Depth: 900 mm
  • Height: 670 mm
Mercedes-Benz W221 List of aircraft engines
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