Schempp-Hirth Ventus-3M Performance, Предварительное руководство по эксплуатации самолета

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F
SCHEMPP-HIRTH FLUGZEUGBAU GmbH, KIRCHHEIM/TECK
Ventus-3M „Performance“ FLIGHT MANUAL
March 2019
Revision –
5.3.2.1
5.3.2 Flight polar
All values shown below refer to MSL (0 m) and 15° C (59° F).
Powerplant retracted:
Wingspan 18 m
Performance at an all-up mass of 600 kg / 1322 lb
Wing loading 55.4 kg/m² / 11.3 lb/ft
²
Lowest sink rate *
At an airspeed of
90 km/h
48 kts
56 mph
Best L/D *
At an airspeed of
120 km/h
65 kts
75 mph
Speed polar diagram – see page 5.3.2.2
* not yet measured
Powerplant extended:
Ignition OFF, Flap position „+2“
Wingspan 18 m
All-up weight 600 kg / 1322 lb
Sinken
2.46 m/s
484 ft/min
4.8 kts
At airspeed
115 km/h
62 kts
71 mph
Maximum Power applied, Flap position „L“
Wingspan 18 m
All-up weight 525 kg / 1157 lb 600 kg / 1322 lb
Best climb at 0 m MSL
3.24 m/s
638 ft/min
6.3 kts
2.81 m/s
553 ft/min
5.5 kts
At [km/h] 98 100
Horizontal flight V
H
[km/h],
flap setting „-1“
160