The Lange EA 42 is an electrical aero engine designed for self launching gliders.[1] It is produced in Germany by Lange Aviation for their Antares 20E glider.
| Lange EA 42 | |
|---|---|
| Type | Electrical aero-engine |
| National origin | Germany |
| Manufacturer | Lange Aviation |
| First run | 1995 |
| Major applications | Lange Antares 20E |
Development edit
The EA 42 combines an EM 42 brushless 42 kW electric external rotor motor with a related engine control system and power electronics.[1] The motor drives a two-bladed composite fixed pitch propeller with a diameter of 2 m (7 ft). It is powered by a battery pack.
Applications edit
Specifications (EA 42) edit
EM42 electrical engine edit
Data from TCDS[1]
General characteristics
- Type: Brushless electric aircraft engine
- Length: 272 mm (10.7 in)
- Diameter: 250 mm (9.8 in)
- Dry weight: 29.12 kg (64.2 lb)
Components
- Coil type: Outrunner
- Cooling system: air
- Reduction gear: none
Performance
- Power output: 38.5 kW (52 hp)
- Voltage: V nominal
- Power-to-weight ratio: 1.3 kW/kg
LE 42 power electronics edit
- Length: 422 mm (16.6 in)
- Width: 169 mm (6.7 in)
- Height: 208 mm (8.2 in)
- Mass: 9.58 kg (21.12 lb)
References edit
- ^ a b c "Type Certificate Data Sheet EA E-015 EA 42 series engines". European Aviation Safety Agency. 31 January 2006. Retrieved 1 May 2018.