BGA glider data sheet - Ventus 2 a & b (15 Meter)

Data source: Flight Manuals & BGA data

Date of issue:

Manufacturer: Schempp Hirth, Flugzeugbau GmbH, Postfach 1443, D-73222 Kirchheim/Teck, Germany

Phone: 00 49 7021 7298-0

Fax: 00 49 7021 7298-199 www.schempp-hirth.com

UK Agent: Southern Sailplanes

Phone: 0148 871774

Fax:

Weighing Data:

Kg

Max weight with water (take off and landing)
Max weight dry

525 345

Pounds 1157 761

BGA concession non-aerobatic 355 max weight dry [+3%]

Max water

200

784 441

Control deflections in mm
Up Down

Distance - hinge to measuring point

Ailerons (flaps 0)
Elevator

33±3 51±2

25±3 47±4

126 157

Rudder Left & Right 160±20 340

Max weight of non lifting components (everything except wings)

Serial No 1-21
Serial No 22 on

Serial No 22 on

Max pilot weight (seat load)

230 235 247 110

507 518 544 242

Flaps S1 30 ± 2 0° 0 ± 2 L 22 ± 2

126

Free-play - inboard ailerons ±2, between inboard and mid ailerons ±2, between mid and outboard ±1.

Max in baggage compartment

2 4.5

mm Inches

Forward C of G limit (aft of datum) 220 8.66

Aft C of G limit (aft of datum)

360 14.17

Pilot position (forward) Ventus 2a 455 17.9

Pilot position (forward) Ventus 2b 518 20.4

Elevator half Rudder Flap/inner aileron Mid aileron Outer ailerons

Weight kg 0.72 - 0.88 3.9 - 4.8 1.5 - 1.85 2.0 - 2.5 0.54 - 0.66

Moment kg cm 2.75 - 3.5 -3.0 - 1.0 7.0 - 8.5 2.7 - 3.5 1.5 - 1.9

Longitudinal datum: Wing root LE Horizontal datum: Rear fuselage top tail down Ventus 2a 1000:31.25 Ventus 2b - 1000:44 Max fore & aft play at the wing tip 30mm. The water in the wings is 179mm aft of datum. Distance datum to wheel (a) 106mm. Distance wheel to skid (b) Ventus 2a 3885mm, Ventus 2b 4050mm. Ventus 2a fin water & battery are 3900mm aft, nose weights are 1635mm forward, battery at panel is 1005mm fwd. Ventus 2b fin water & battery are 4050mm aft, nose weights are 1745mm forward, battery at panel is 1095mm fwd.

Maximum speeds

VNE at altitude

Knots Kph

Height (meters)

Height (feet) Knots

Kph

VNE

146 270

3000

10 000

140 260

Rough air

97 180

4 000

13 000

133 247

Manoeuvre

97 180

5 000

6 500

126 234

Aerotow

97 180

6 000

20 000

119 221

Winch / auto tow

81 150

7 000

23 000

113 209

Flaps 0, +1, +2 & L

86 160

8 000

26 000

106 197

U/C down

97 180

9 000

30 000

100 186

10 000

33 000

94 175

12 000

40 000

82 151

Max winch weak link: 635 Kg (Blue) Tyre pressure: 4.7 bar (67 psi) Semi aerobatic without water, cloud flying permitted
This sheet compiled by: Tim Macfadyen

Date: 12 May 2003

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