The Limbach L550E is a German aircraft engine, designed and produced by Limbach Flugmotoren of Königswinter.[2]
| Limbach L550E | |
|---|---|
| Type | Aircraft engine |
| National origin | Germany |
| Manufacturer | Limbach Flugmotoren |
| Produced | 1987 onwards[1] |
Design and development edit
The L550E is an air-cooled horizontally-opposed four-cylinder two-stroke petrol engine developing 37 kW (50 hp) at 7500 rpm which can drive a propeller either directly or geared. It employs a single magneto ignition, four carburettors, and is lubricated by oil mixture lubrication with a fuel to oil ratio of 25:1 for mineral oil or 50:1 for synthetic oil.[1][2][3]
Iranian copy edit
Since at least 2014, the Iranian firm Mado has marketed a copy of the L550E.[4] The Mado variant is used for the Iranian Shahed-136 UAV.[5]
Specifications (L550E) edit
Data from World Directory of Leisure Aviation 2011-12 and manufacturer[2][3]
General characteristics
- Type: Four cylinder, two stroke aircraft engine
- Bore: 66 mm (2.60 in)
- Stroke: 40 mm (1.57 in)
- Displacement: 548 cc (33.4 cu in)
- Length: 300 mm (11.8 in)
- Width: 410 mm (16.1 in)
- Height: 301 mm (11.9 in)
- Dry weight: 16 kg (35 lb)
Components
- Fuel type: 90 RON octane unleaded petrol or 100 LL Avgas
- Oil system: oil mixture lubrication, 25:1 fuel to oil ratio for mineral oil, 50:1 for synthetic oil
- Cooling system: air
Performance
- Power output: 37 kW (50 hp)
See also edit
Related lists
References edit
- ^ "Limbach". www.enginehistory.org.
- ^ a b c Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, pages 240-241. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
- ^ a b Limbach Flugmotoren. "Aircraft engines from 15 kW to 40 kW". limflug.de. Retrieved 23 June 2015.
- ^ "Takeaways from Iranian National Aerospace Exhibition 2014".
- ^ "Iranian drone engines in the spotlight as Herzog visits US - analysis".