Arriel 1A2

Engine model
Manufacturer Safran Helicopter Engines
Engine type Turboshaft

Technical specifications

Design
Compressor stages
2
Control system Hydromechanical
Gas generator stages
2
Power turbine stages
1
Dimensions
Height
0.61 m
2 ft
Length
1.12 m
3.67 ft
Width
0.41 m
1.35 ft
Power limits
Max. continuous power
432 kW
579 hp
Max. takeoff power
470 kW
630 hp
Rotation speeds
N1 RPM
51,800
N2 RPM
39,635
Output shaft RPM
5,976
Weights
Dry weight
117 kg
258 lb

Aircraft models

Manufacturer Name Aircraft family
Aérospatiale SA365 C2 Dauphin 2 Helicopter