Lange EA 42
Type Electrical aero-engine
National origin Germany
Manufacturer Lange Aviation
First run 1995
Major applications Lange Antares 20E

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.

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. 1 2 3 "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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