• Source: Emrax 228

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

List of aircraft engines




References






External links


Official website

Kata Kunci Pencarian:

• Emrax 228
• Emrax
• Axial flux motor
• List of aircraft engines
• VoltAero Cassio
• UoP Racing team
• Power-to-weight ratio