Aerospool WT9 Dynamic LSA / Club, Pilot Operating Handbook

Page: 27 / 204

Initial issue EASA Approved Page 2-3
2.1 General
The limitations included in this section are approved by the European Aviation Safety Agency.
Chapter 2 includes operating limitations, instrument markings, and basic placards necessary for safe operation
of the aircraft, its standard systems and equipment.
WARNING
Aircraft must be operated within the limitations stated in this
chapter!
2.2 Airspeed Limitations
Airspeed Indicator Marking
Color code Significance Airspeed or airspeed range
White arc
Operating range with extended flaps.
Lower limit is maximum weight stalling
speed in landing configuration V
S0
.
Upper limit is maximum speed permissible
with flaps extended V
FE
.
61 – 140 IAS 33 – 76 KIAS
Green arc
Normal operating range.
Lower limit is maximum weight stalling
speed with flaps retracted V
S
.
Upper limit is maximum cruising speed
V
NO
.
78 – 218 IAS 42 – 118 KIAS
Yellow arc
Maneuvers must be conducted with
caution and only in smooth air.
(Lower limit is V
NO
. Upper limit is V
NE
)
218 – 275 IAS 118 – 148 KIAS
Red line Maximum speed for all operations V
NE
275 IAS 148 KIAS
Stalling Speeds at Maximum Takeoff Weight (V
S
and V
S0
)
Configuration Flaps positions Airspeed
Cruise FLAPS 0 (0°) 78 IAS 42 KIAS
Takeoff FLAPS 1 (15°) 68 IAS 37 KIAS
Landing – Normal FLAPS 2 (24°) 64 IAS 35 KIAS
Landing – Emergency FLAPS 3 (35°) 61 IAS 33 KIAS
Flap Extended Speed Range (V
S0
– V
FE
)
V
S0
- V
FE
Speed range from stalling airspeed (flaps
fully extended) to maximum airspeed with
flaps extended
61 – 140 IAS 33 – 76 KIAS