Rotax 912 iS Sport Operator's Manual page 26

2.1) Operating limits
General
Engine speed
Performance
Page 2-2
January 01 2019
Monitor Operating limits. Limits must not be exceeded. If one or
more operating limits are exceeded, the engine must be operated so
that the values fall back into the allowed range. Carry out instruc-
performance is measured under following boundary conditions:
• Standard engine (without governor). Without auxiliary equip-
ment (e.g. external alternator)
• Installation in accordance with installation guidelines (e.g. in-
take and exhaust system).
See latest Installation Manual for the engine type 912 i
Series.
• ISA Condition(International Standard Atmosphere)
Parameter
Engine speed at idle
Engine speed
The engine performance is approximately proportional to the
airflow value and can be calculated as follows:
Observed Power [kW] ~-6.3264+0.0169*Airflow [g/min]
Engine type
Take-off 73.5 kW (100
performance HP) at
5800 rpm
Max. continu- 69 kW (93 HP)
ous. at 5500 rpm
performance
NOTE
The max. Continuous performance is available up to the critical
altitude.
BRP-Rotax
ATTENTION
tions for abnormal operation
Min.
1400 rpm
–
912 iS 912 iS Sport
73.5 kW (100
HP) at
5800 rpm
72 kW (97 HP)
at 5500 rpm
Max.
–
5800 rpm (max. 5
minutes)
912 iSc
Sport
73.5 kW (100
HP) at
5800 rpm
72 kW (97
HP) at 5500
rpm
Effectivity: 912 i Series
Edition 2 / Rev. 0