Flugzeugbau Ventus-2C - Page 94

SCHEMPP-HIRTH FLUGZEUGBAU GmbH., KIRCHHEIM/TECK
Ventus-2c
WING SPAN – 18 m (59.06 ft)
Water ballast load
Maximum all-up mass including water ballast: 600 kg / 1323 lb
C/G position of water ballast in wing tanks (aft of datum):
Inboard wing: 179 mm / 7.05 in
Outboard wing: 220 mm / 8.66 in
Total capacity of wing tanks (Inbd. and Outbd. wing): 202 kg / 445.3 lb
Inboard wing: 174 kg / 383.6 lb
Outboard wing: 28 kg / 61.7 lb
Warning:
To prevent overloading of the wing structure always fill water ballast
in outboard wing panels
first, afterwards fill the inboard wing panels!
Table of water ballast loads at various empty masses and seat loads:
Wing span 18 m / 59.06 ft:
L O A D O N T H E S E A T ( k g / l b )
Empty
mass +
fin ballast
kg lb
kg lb
70 154
kg lb
80 176
kg lb
90 198
kg lb
100 220
kg lb
110 242
290 639 202 53.3 44.4 202 53.3 44.4 202 53.3 44.4 202 53.3 44.4 200 52.8 44.0
300 661 202 53.3 44.4 202 53.3 44.4 202 53.3 44.4 200 52.8 44.0 190 50.2 41.8
310 683 202 53.3 44.4 202 53.3 44.4 200 52.8 44.0 190 50.2 41.8 180 47.6 39.6
320 705 202 53.3 44.4 200 52.8 44.0 190 50.2 41.8 180 47.6 39.6 170 44.9 37.4
330 728 200 52.8 44.0 190 50.2 41.8 180 47.6 39.6 170 44.9 37.4 160 42.3 35,2
340 750 190 50.2 41.8 180 47.6 39.6 170 44.9 37.4 160 42.3 35,2 150 39.6 33.0
350 772 180 47.6 39.6 170 44.9 37.4 160 42.3 35,2 150 39.6 33.0 140 36.0 30.8
360 794 170 44.9 37.4 160 42.3 35,2 150 39.6 33.0 140 36.0 30.8 130 34.3 28.6
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W A T E R B A L L A S T I N W I N G T A N K S
Note:
When determining the max. permitted wing water ballast load, allowance must be made
for water ballast in the fin tank (see page 6.2.6 and 6.2.7), i.e. this load must be added
to the empty mass shown on the above table.
Empty mass as per page 6.2.3, fin ballast as per page 6.2.7.
May 2003
Revision 2 TN-No. 349-32
SCHEMPP-HIRTH FLUGZEUGBAU GmbH., KIRCHHEIM/TECK
FLIGHT MANUAL
WING SPAN – 15 m (49.21 ft)
Water ballast load
Maximum all-up mass including water ballast: 525 kg / 1157 lb
C/G position of water ballast in wing tank (aft of datum):
Inboard wing: 179 mm / 7.05 in
Total capacity of wing tanks:
Inboard wing: 174 kg / 383.6 lb
Table of water ballast loads at various empty masses and seat loads:
Wing span 15 m / 49.21 ft:
L O A D O N T H E S E A T ( k g / l b )
Empty
mass +
fin ballast
kg lb
kg lb
70 154
kg lb
80 176
kg lb
90 198
kg lb
100 220
kg lb
110 242
290 639 165 43.6 36.3 155 40.9 34.1 145 38.3 31.9 135 35.7 29.7 125 33.0 27.5
300 661 155 40.9 34.1 145 38.3 31.9 135 35.7 29.7 125 33.0 27.5 115 30.4 25.3
310 683 145 38.3 31.9 135 35.7 29.7 125 33.0 27.5 115 30.4 25.3 105 27.7 23.1
320 705 135 35.7 29.7 125 33.0 27.5 115 30.4 25.3 105 27.7 23.1 95 25.1 20.9
330 728 125 33.0 27.5 115 30.4 25.3 105 27.7 23.1 95 25.1 20.9 85 22.5 18.7
340 750 115 30.4 25.3 105 27.7 23.1 95 25.1 20.9 85 22.5 18.7 75 19.8 16.5
350 772 105 27.7 23.1 95 25.1 20.9 85 22.5 18.7 75 19.8 16.5 65 17.2 14.3
360 794 95 25.1 20.9 85 22.5 18.7 75 19.8 16.5 65 17.2 14.3 55 14.5 12.1
Liter
US
Gal.
IMP
Gal.
Liter
US
Gal.
IMP
Gal.
Liter
US
Gal.
IMP
Gal.
Liter
US
Gal.
IMP
Gal.
Liter
US
Gal.
IMP
Gal.
W A T E R B A L L A S T I N W I N G T A N K S
Note:
When determining the max. permitted wing water ballast load, allowance must be made
for water ballast in the fin tank (see page 6.2.6 and 6.2.8), i.e. this load must be added
to the empty mass shown on the above table.
Empty mass as per page 6.2.3, fin ballast as per page 6.2.8.
6.2.5