SECTION 2
PS-POH-1-1-13
P
P
S
S
-
-
2
2
8
8
C
C
r
r
u
u
i
i
s
s
e
e
r
r
LIMITATIONS
Date: 2015-11-11
2-6
EASA approved Rev. No.: 1
2.12 Engine operating speeds and limits
Engine Model:
ROTAX 912 S2 / ULS2
Engine Manufacturer:
BRP-Powertrain GmbH
Power
Max. takeoff:
73.5 kW at 5,800 rpm (max. 5 min.)
Max. continuous:
69 kW at 5,500 rpm
Cruising (75%):
51 kW at 5,000 rpm
Engine
speed
Max. takeoff:
5,800 rpm (max. 5 min.)
Max. continuous:
5,500 rpm
Cruising (75%):
5,000 rpm
Idling:
1,400 rpm (minimum)
Oil
pressure
Minimum:
0.8 bar below 3,500 rpm
Maximum:
7 bar cold engine starting
Normal:
2 - 5 bar above 3,500 rpm
Oil
temperature
Minimum:
50 °C
Maximum:
130 °C
Normal:
90 - 110 °C
Coolant temperature
(CT)
Maximum:
120 °C
Exhaust
gas temperature
(EGT)
Nominal:
800 °C
Maximum:
850 °C
Max. takeoff:
880 °C
Fuel
pressure
Minimum:
0.15 bar
Maximum:
0.5 bar
Engine start,
operating
temperature
Minimum:
-25°C
Maximum:
50 °C
Limit of engine operation at zero gravity and in negative “g” condition
Maximum:
5 seconds at max. -0.5 g
