Extra 300L - Page 155

Section 908
Airtow Hook
Page Date: 20. April 2002 908 - 7
Pilot´s Operating Handbook
EXTRA 300L
CLIMBRATE
Conditions:
Power: 2500 Rpm and full throttle, mixture rich,
Speed of the aircraft tow: 76 KIAS = 140 Km/h,
Weight of the towing aircraft: m = 820 Kg (1808 lb), (1 Pilot = 86 kg, Acro & Center Tank
full 38 L, Wingtank 30 L)
Tow force: glider with m = 350 kg (772 lbs)
PA 0°C (32°F) OAT 10°C (50°F) 20°C (68°F) 30°C (86°F)
ft (m) ft/min m/s ft/min m/s ft/min m/s ft/min m/s
•__SL 1610 8.2 1540 7.8 1480 7.5 1410 7.2
1000 (305) 1540 7.8 1475 7.5 1410 7.2 1345 6.8
2000 (610) 1475 7.5 1400 7.1 1340 6.8 1275 6.5
3000 (914) 1400 7.1 1335 6.8 1270 6.4 1210 6.1
4000 (1219) 1330 6.8 1265 6.4 1200 6.1 1140 5.8
5000 (1524) 1260 6.4 1195 6.1 1130 5.7 1070 5.4
6000 (1829) 1190 6.0 1130 5.7 1065 5.4 1000 5.1
7000 (2134) 1120 5.7 1060 5.4 995 5.1 935 4.7
8000 (2438) 1050 5.3 990 5.0 925 4.7 865 4.4
Tow force: glider with m = 600 kg (1323 lbs)
PA 0°C (32°F) OAT 10°C (50°F) 20°C (68°F) 30°C (86°F)
ft (m) ft/min m/s ft/min m/s ft/min m/s ft/min m/s
___SL 1280 6.5 1210 6.1 1150 5.8 1080 5.5
1000 (305) 1210 6.1 1145 5.8 1080 5.5 1015 5.2
2000 (610) 1140 5.8 1080 5.5 1010 5.1 950 4.8
3000 (914) 1080 5.5 1005 5.1 940 4.8 880 4.5
4000 (1219) 1005 5.1 935 4.7 870 4.4 810 4.1
5000 (1524) 935 4.7 870 4.4 800 4.1 740 3.8
6000 (1829) 865 4.4 800 4.1 735 3.7 675 3.4
7000 (2134) 800 4.1 730 3.7 670 3.4 605 3.1
8000 (2438) 730 3.7 670 3.4 600 3.0 545 2.8
Tow force: glider with m = 765 kg (1687 lbs)
PA 0°C (32°F) OAT 10°C (50°F) 20°C (68°F) 30°C (86°F)
ft (m) ft/min m/s ft/min m/s ft/min m/s ft/min m/s
___SL 920 4.7 850 4.3 785 4.0 725 3.7
1000 (305) 850 4.3 780 4.0 720 3.7 655 3.3
2000 (610) 780 4.0 715 3.6 650 3.3 585 3.0
3000 (914) 710 3.6 645 3.3 580 2.9 515 2.6
4000 (1219) 645 3.3 575 2.9 510 2.6 450 2.3
5000 (1524) 575 2.9 505 2.6 445 2.3 380 1.9
6000 (1829) 505 2.6 440 2.2 375 1.9 310 1.6
7000 (2134) 435 2.2 370 1.9 305 1.5 240 1.2
8000 (2438) 365 1.9 300 1.5 235 1.2 180 0.9
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Page Date: 16. March 2009