Emrax 207

Emrax 207
Emrax 207
Type	Electric aircraft engine
National origin	Slovenia
Manufacturer	Emrax

The Emrax 207 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.

By April 2018 the engine was no longer advertised on the company website and seems to be out of production.

Design and development

The Emrax 207 is a brushless design producing 70 kW (94 hp), with an outrunner coil. 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 207)

Data from Tacke

General characteristics

Type: Brushless electric aircraft engine
Length: 85 mm (3.3 in)
Diameter: 207 mm (8.1 in)
Dry weight: 9 kg (19.8 lb)

Components

Coil type: Outrunner
Cooling system: air
Reduction gear: none

Performance

Power output: 70 kW (94 hp)
Power-to-weight ratio: 7.8 kW/kg

References

1 2 3 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". emrax.com. Retrieved 29 April 2018.

[WDLA15-1] 1 2 3 Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262–263. Flying Pages Europe SARL, 2015. ISSN 1368-485X

[2] Emrax. "EMRAX". emrax.com. Retrieved 29 April 2018.