The Limbach L1700 is a series of type certified German aircraft engines, designed and produced by Limbach Flugmotoren of Königswinter for use in light aircraft and motorgliders.[1]
| Limbach L1700 | |
|---|---|
| Type | Aircraft engine |
| National origin | German |
| Manufacturer | Limbach Flugmotoren |
| Major applications | Fournier RF 5 Schleicher ASK 16 SZD-45 Ogar |
| Produced | 1971-present |
The series were originally designated as the SL1700 under its former certification and was changed to L1700 by company Service Bulletin no. 17.[2]
Design and development
editThe L1700 is a four-cylinder four-stroke, horizontally-opposed air-cooled, petrol direct-dive engine design, based upon the Volkswagen air-cooled engine. It employs a single magneto ignition, one carburettor, is lubricated by a wet sump and produces 50 kW (67 hp) at 3600 rpm.[1][3]
The L1700 was type certified by the European Aviation Safety Agency on 4 August 2006. The first engines in the series had originally been certified by the German Luftfahrt-Bundesamt (LBA) on 6 December 1971.[2]
Variants
edit- L1700 EA
- Version that puts out 44 kW (59 hp) for takeoff and 41 kW (55 hp) continuously.[3]
- L 1700 EB
- Version that puts out 53 kW (71 hp) for takeoff and 48 kW (64 hp) continuously.[2]
- L1700 EO/EC
- Version that puts out 50 kW (67 hp) for takeoff and 44 kW (59 hp) continuously.[1][3]
- L 1700 ED
- Version that puts out 41 kW (55 hp) for takeoff and 39 kW (52 hp) continuously.[2]
Applications
editSpecifications (L1700 EO/EC)
editData from World Directory of Leisure Aviation 2011-12[1]
General characteristics
- Type: Four-cylinder, four stroke aircraft engine
- Bore: 88 mm (3.5 in)
- Stroke: 69 mm (2.7 in)
- Displacement: 1,680 cc (102.5 cu in)
- Length: 617 mm (24.3 in)
- Width: 770 mm (30.3 in)
- Height: 415 mm (16.3 in)
- Dry weight: 73 kg (160.9 lb)
Components
- Fuel type: 98 RON octane unleaded petrol or 100 LL Avgas
- Cooling system: air
Performance
- Power output: 50 kW (67 hp) for takeoff, 44 kW (59 hp) continuously
- Compression ratio: 8.0:1
See also
editRelated lists
References
edit- ^ a b c d 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 c d European Aviation Safety Agency (4 August 2006). "EASA.E.082 - Limbach L1700 series engines" (PDF). www.easa.europa.eu. Retrieved 23 June 2015.
- ^ a b c Limbach Flugmotoren. "Aircraft engines from 41 kW to 55 kW". limflug.de. Retrieved 23 June 2015.