Arriel 2B

Engine model
Manufacturer Safran Helicopter Engines
Engine type Turboshaft

Technical specifications

Design
Compressor stages
2
Control system Single channel EECU + manual backup control
Gas generator stages
2
Power turbine stages
1
Dimensions
Height
0.62 m
2.03 ft
Length
1.18 m
3.87 ft
Width
0.5 m
1.64 ft
Power limits
Max. continuous power
543 kW
728 hp
Max. takeoff power
557 kW
747 hp
Rotation speeds
N1 RPM
52,110
N2 RPM
39,095
Output shaft RPM
6,000
Torque limits
Max. continuous torque
91.3 daN/m
673.4 lbf⋅ft
Max. takeoff torque
91.3 daN/m
673.4 lbf⋅ft
Max. transient overtorque
132.2 daN/m
975.1 lbf⋅ft
Weights
Dry weight
134 kg
295 lb

Aircraft models

Manufacturer Name Aircraft family
Airbus Helicopters AS350 B3 Écureuil Helicopter