Arrius 2B1A

Engine model
Manufacturer Safran Helicopter Engines
Engine type Turboshaft

Technical specifications

Design
Compressor stages
1
Control system Single channel EECU + manual backup control
Gas generator stages
1
Power turbine stages
1
Dimensions
Height
0.69 m
2.26 ft
Length
1.16 m
3.81 ft
Width
0.52 m
1.71 ft
Power limits
Max. continuous power
408 kW
547 hp
Max. takeoff power
457 kW
613 hp
Rotation speeds
N1 RPM
54,117
N2 RPM
44,037
Output shaft RPM
5,898
Torque limits
Max. continuous torque
66 daN/m
486.8 lbf⋅ft
Max. takeoff torque
74 daN/m
545.8 lbf⋅ft
Max. transient overtorque
83 daN/m
612.2 lbf⋅ft
Weights
Dry weight
114 kg
251 lb

Aircraft models

Manufacturer Name Aircraft family
Airbus Helicopters EC135 T1 (CDS) Helicopter
Airbus Helicopters EC135 T1 (CPDS) Helicopter
Airbus Helicopters EC635 T1 (CPDS) Helicopter
Military