Arriel 1K1

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
1.17 m
3.84 ft
Width
0.5 m
1.64 ft
Power limits
Max. continuous power
471 kW
632 hp
Max. takeoff power
494 kW
662 hp
Rotation speeds
N1 RPM
51,800
N2 RPM
41,420
Output shaft RPM
5,976
Weights
Dry weight
123 kg
271 lb