Lange EA 42

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

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

Antares 20E

Specifications (EA 42)

EM42 electrical engine

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

Performance

LE 42 power electronics

  • 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

  1. "Type Certificate Data Sheet EA E-015 EA 42 series engines". European Aviation Safety Agency. 31 January 2006. Retrieved 1 May 2018.
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