The Binder EB29 is a German single-seat, open-class self-launching powered sailplane designed and built by Binder Motorenbau. Its wings are based on those of the earlier EB28, while the fuselage is newly designed.

Variants

Originally available with wing extensions to give a 28.3 and 29.3 m span. Since March 2011, shorter 25.3 m wings have also been available.[citation needed]

EB29

Initial single seat version developed from the EB28 edition. Available with 25.3 m, 28.3 m or 29.3 m wingspans.

EB29D

Two-seat variant. Forward fuselage lengthened by 25 cm to accommodate the second seat. Available with 25.3 m or 28.3 m wingspans.

EB29DE

The "EB29DElektro" is an EB29D equipped with an Emrax electric motor. Available with 25.3 m or 28.3 m wingspans.

EB29R

Single seat version with a redesigned 28 m "R-wing" for improved performance.

EB29DR

Two-seat variant incorporating the lengthened fuselage of the EB29D and the 28 m "R-wing" of the EB29R.

Specifications (29m variant)

Data from

General characteristics

  • Crew: 1
  • Length: 8 m (26 ft 3 in)
  • Wingspan: 29.3 m (96 ft 2 in)
  • Height: 1.85 m (6 ft 1 in)
  • Wing area: 16.8 m2 (181 sq ft)
  • Aspect ratio: 51
  • Empty weight: 570 kg (1,257 lb) approximately
  • Gross weight: 850 kg (1,874 lb)
  • Powerplant: 1 × Solo 2625 02 , 48 kW (64 hp)
  • Propellers: 2-bladed Binder BM-G1-160-R-120-1, 1.60 m (5 ft 3 in) diameter

Performance

  • Cruise speed: 160 km/h (99 mph, 86 kn) in powered flight
  • Never exceed speed: 280 km/h (170 mph, 150 kn)
  • Minimum control speed: 74 km/h (46 mph, 40 kn)
  • Maximum glide ratio: 68
  • Rate of climb: 2.5 m/s (490 ft/min) with engine