| Emrax 228 | |
|---|---|
| Type | Electric aircraft engine |
| National origin | Slovenia |
| Manufacturer | Emrax |
The Emrax 228 is a Slovenian electric motor for powering electric aircraft and other applications, designed and produced by Emrax d.o.o of Kamnik. The company was formerly called Enstroj and based in Radomlje.
Design and development
The Emrax 228 is a brushless 130 volt design producing a peak of 100 kW (134 hp), 55 kW (74 hp) continuous, with an outrunner coil. It has a 98% efficiency. The low working rpm of the engine means that it can turn a propeller at efficient speeds without the need for a reduction drive.
Specifications (Emrax 228)
Data from Tacke and manufacturer
General characteristics
- Type: Brushless electric aircraft engine
- Length: 86 mm (3.4 in)
- Diameter: 228 mm (9.0 in)
- Dry weight: 12 kg (26.5 lb)
Components
- Coil type: Outrunner
- Cooling system: air and/or liquid
- Reduction gear: none
Performance
- Power output: 100 kW (134 hp) peak, 55 kW (74 hp) continuous
- Voltage: 130V nominal
- Best efficiency: 98%
- Power-to-weight ratio: 8.3 kW/kg
See also
Related lists
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
- ^ Emrax. "Emrax 228". emrax.com. Retrieved 29 April 2018.
External links
| Emrax aircraft engines | |
|---|---|
| Aircraft engines | |