SCHEMPP-HIRTH FLUGZEUGBAU GmbH, KIRCHHEIM/TECK
Ventus-3M „Performance“
FLIGHT MANUAL
March 2019
CS 22
Revision –
2.2.1
2.2
Airspeed
Airspeed limitations and their operational significance are shown below:
Abbr.
SPEED
IAS
REMARKS
V
NE
Never exceed speed in
calm air for flap settings “0”,
“-1”, “-2”, “S”, “S1”
280 km/h
151 kt
174 mph
Do not exceed this speed in
any operation and do not use
more than 1/3 of control
deflection
V
FE
Maximum speed for flap
extended on settings “+2”,
“+1”
180 km/h
97 kt
112 mph
Do not exceed this speed with
the given flap settings
V
FE_L
Maximum speed for flap
extended on setting “L”
150 km/h
81 kt
93 mph
Do not exceed this speed with
the given flap setting
V
RA
Rough air speed
180 km/h
97 kt
112 mph
Do not exceed this speed while
flying in strong turbulence.
Strong turbulence is met in lee-
wave rotors, thunderclouds etc.
V
A
Maneuvering speed
180 km/h
97 kt
112 mph
Do not make full or abrupt
control movements above this
speed as the aircraft structure
might get overstressed.
V
LO
Maximum landing gear
operating speed
180 km/h
97 kt
112 mph
Do not operate (retract or
extend) the landing gear above
this speed