FLIGHT MANUAL
DYNALI HELICOPTER COMPANY
Edition N°3
DYNALI H2S January 2012
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14
1.1.
CHARACTERISTICS AND PERFORMANCE
Dimensions
Main rotor - Diameter ................................................................................... 7,16 m
Number of blades ................................................................................................. 2
Anti-torque rotor - Diameter ............................................................................ 0,8 m
Number of blades ................................................................................................. 8
Fuselage length ............................................................................................ 6,23 m
Overall length (including reach of main rotor) ............................................... 7,95 m
Height............................................................................................................ 2,58 m
Undercarriage width .................................................................................... 2,00 m
Cabin interior width ....................................................................................... 1,45 m
Power plant
Engine........................................................................................... Subaru DS EJ25
Capacity ................................................................................................... 2500 cm
³
Max power output ........................................................................................ 180 HP
Hourly fuel consumption ................................................................................ 27 L/h
Total fuel capacity ............................................................................................. 90 L
Useable fuel capacity..................................................................................... 87,5 L
Unusable fuel capacity..................................................................................... 2,5 L
Performance
Autonomy at 27L/h.................................................................. ...................... 03h10
Practical useable ceiling ..................................3500 / 4000 m ........ 11500/13150 ft
VNE.......................................................................... 190 km/h ...................... 102 kt
Cruising speed ............................................... 140 à 165 km/h ............... 75 to 90 kt
Rate of climb (dependent on payload) …150 to 300m/min……...500 to 1000ft/min
1.2.
DESCRIPTIVE DATA
Main rotor
Semi-rigid type, on teetering hinge, without
trailing articulations
.
Number of blades................................................................................................... 2
Diameter ....................................................................................................... 7,12 m
Constant blade chord.................................................................................. 0,195 m
Blade tortion......................................................................................................... 6°
Blade mass ..................................................................................................... 12 kg
Blade tip speed at 100% of nominal capacity ....................... 735 km/h at 530 RPM
Rear or anti-torque rotor
Rigid type, no flapping articulations, fully housed
Number of blades................................................................................................... 8
Diameter .................................................................................................... 0,840 m
Surface area of disc ...................................................................................0,554 m
²
Constant blade chord.................................................................................. 0,055 m
Blade twisting....................................................................................................... 5°
Mass of blade.................................................................................................... 78 g
Blade tip speed at 100% of nominal capacity ..................... 608 km/h at 3833 RPM