250-C28B

Engine model
Manufacturer Rolls-Royce
Engine type Turboshaft

Technical specifications

Design
Compressor stages
1
Control system Hydromechanical
Gas generator stages
2
Power turbine stages
2
Dimensions
Height
0.65 m
2.13 ft
Length
1.24 m
4.07 ft
Width
0.65 m
2.13 ft
Power limits
Max. continuous power
373 kW
500 hp
Max. takeoff power
373 kW
500 hp
Rotation speeds
N1 RPM
50,940
Output shaft RPM
6,016
Torque limits
Max. continuous torque
62.8 daN/m
463.2 lbf⋅ft
Max. takeoff torque
62.8 daN/m
463.2 lbf⋅ft
Max. transient overtorque
67.7 daN/m
499.3 lbf⋅ft
Weights
Dry weight
108 kg
238 lb