ALPHA Trainer-POH.pdf - Pipistrel

3-2 ALPHA Trainer
REV. 0 Limitations
Introduction
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This section includes operating limitations, instrument markings and basic placards necessary for
the safe operation of the airplane, it’s engine, standard system and standard equipment.
The limitations included in this section have been approved by target Authority.
Observance of these operating limitations is required by law.
Airspeed limitations
VS
VS0
VFE
VA
VNE
VNO
Velocity
IAS
[kts (km/h)]
Remarks
Stall speed
Clean 40 (74) Stall speed flap up.
Stall speed
Landing configuration 34 (64) Stall speed flaps full.
Max. velocity flaps
extended 70 (130)
Design maneouvring
speed 86 (160)
Do not exceed this speed with flaps
extended (+15, +25 degrees).
Do not make full or abrupt control
movements above this speed.
Velocity never to be
exceeded 135 (250) Never exceed this speed in any operation.
Velocity normal operating
108 (201)
Maximum structural cruising speed
in turbulent air.
Airspeed indicator markings
MARKING IAS [kts (km/h)] Definition
34 -70
White band
(64 - 130)
40 -108
Green band
(74 - 201)
Yellow band
108 - 135
(201 - 250)
Full Flap Operating Range. Lower limit is the maximum weight
VS0 in landing configuration. Upper limit is maximum
speed permissable with flaps extended.
Normal Operating RangeLower end is maximum weight VS1
at most forward C.G. with flaps retracted. Upper limit is maximum
structural cruising speed.
Manouvre the aircraft with caution in calm air only.
135
Red line
(250)
Blue line 76 (140) Best climb rate speed (V Y
)
Maximum speed for all operations. VNE