Rotex Electric REB 90
The Rotex Electric REB 90 is a Czech electric motor for powering electric aircraft, designed and produced by Rotex Electric of Prague.[1]
| Type | Electric aircraft engine |
|---|---|
| National origin | Czech Republic |
| Manufacturer | Rotex Electric |
| Major applications | Ultralight aircraft |
Design and development
The REB 90 is a brushless 350 volt design producing 80 kW (107 hp). The low working rpm of 1800-2400 means that it can turn a propeller at efficient speeds without the need for a reduction drive.[1][2]
Specifications (REB 90)
Data from Tacke and manufacturer[1][2]
General characteristics
- Type: Brushless electric aircraft engine
- Length: 212 mm (8.3 in)
- Diameter: 270 mm (10.6 in)
- Dry weight: 20 kg (44.1 lb)
Components
- Cooling system: air or liquid
- Reduction gear: none
Performance
- Power output: 80 kW (107 hp) at 2400 rpm
- Voltage: V nominal
- Power-to-weight ratio: 4.0 kW/kg
References
- Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262-263. Flying Pages Europe SARL, 2015. ISSN 1368-485X
- Rotex Electric. "REB Series". www.rotexelectric.eu. Retrieved 1 May 2018.
External links
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