BGA glider data sheet - DG 300 & DG 300 Elan

Data source: Manufacturer’s Handbook Manufacturer: Glaser-Dirks Flugzeugbau GmbH UK Agent: Bob McLean Link to mandatory mods:

Date of issue: May 1984 Web site dgflugzeugbau.de Phone: 01904 738653

Fax: 01904 738146

Weighing Data:

Kg Pounds

Max weight with water

525 1157

Max weight (dry) BGA concession non-aerobatic max weight (dry) [+3%] Max weight of non lifting components (everything except wings) BGA concession non-aerobatic max weight of non lifting components [+5%] Max pilot weight (seat load) Water ballast capacity
Forward C of G limit (aft of datum) Aft C of G limit (aft of datum) Pilot position (forward)

246
258
110 190 mm 325 160 549

542
570
242 419 Inches 12.8 6.3 21.6

Control deflections in mm

Up Down Distance - Controls

hinge to

mass &

measuring point

moments

Ailerons 62±3 31±3 120

3 - 5,7 Kg 8 - 9,9 Kg cm

Elevator 63±1 36±1 150

1,6 - 2,2 Kg 6,7 - 8,7 Kg cm without pushrod

The elevator is neutral with a straight edge on top

of the elevator and rear part of the TP.

Rudder 215 ± 5 left 414 2,5 - 4 Kg

and right

4 - 6 Kg cm (with mass ball)

Controls max free play (controls central) With the elevator & both ailerons fixed 3 mm total at the top of the stick, fore & aft and side to side. 2 mm at one aileron with the other fixed. Negligible play in the elevator connector. Rudder axial play at top hinge 0,5mm.

Longitudinal datum: Wing root LE Horizontal datum: Rear fuselage sloping rear down 36.7: 1000 With a standard 2.16 Kg weights on the right of the panel, min cockpit weight is reduced 3.6 Kg per weight. Maximum fin ballast 5.5 Kg (12 lb). Fin ballast is 4180mm aft of datum. Max baggage 15 Kg (33 lb). Put a maximum of 1 Kg of water in the fin tank for every 28 Kg in the wings.

Knots

VNE 146

Rough air

108

Rough air 96
DG303 ELAN

Maximum speeds
Kph
270 Manoeuvre 200 Wheel down 178 Aerotow
Winch / auto tow

Knots
108 108 108 70

Kph
200 200 200 130

Feet 6-10 000 10-13 000 13-16 000 16-20 000

VNE at altitude

Meters 2 - 3 000 3 - 4 000 4 - 5 000 5 - 6 000

Knots 138 131 124 117

Kph 256 243 230 218

Max winch weak link: 680 daN (Blue) Tyre pressure:Main 49 psi (3.5 bar), rear 28 psi (2 bar) Semi aerobatic without water. Cloud flying permitted, without water.
Notes: -
Span 15 meters. This sheet compiled by: Tim Macfadyen Date: 29 August 2002

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