CF6-80C2B4

Turbofan · General Electric Company
Reaction Turbines
Maximum Takeoff Thrust
254.35 kN
Bypass Ratio
5.1
Overall Pressure Ratio
30.14
Fuel Flow Take Off
2.409 kg/s
NOx Unitaryto CAEP8
96.2 % of limit

Architecture

Fan Fan Stages — Fan Blades — Fan Technology — Fan Pressure Ratio —
Gearbox Geared Fan No Gear — Reduction Ratio —
LP compressor Low-Pressure Compressor Stages — Low-Pressure Compressor Technology — BP Compressor Pressure Ratio —
IP compressor Intermediary-Pressure Compressor Stages — Intermediary-Pressure Compressor Technology — IP Compressor Pressure Ratio —
HP compressor High-Pressure Compressor Stages — High-Pressure Compressor Technology — HP Compressor Pressure Ratio —
Combustor Combustion Chamber 1862M39
HP turbine High Pressure Compressor Stages — High-Pressure Turbine Technology —
IP turbine Intermediary-Pressure Turbine Stages — Intermediary-Pressure Turbine Technology —
LP turbine Low-Pressure Turbine Stages — Low-Pressure Turbine Technology —
Whole engine Streams 2 Bypass Ratio 5.1 Overall Pressure Ratio 30.14 Afterburner No

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
CF6-80C2B4 GE Aircraft Engines 254.35 5.1 30.36 Compare
CF6-80C2B1F GE Aircraft Engines 254.3 5.1 30.13 Compare
CF6-80C2B4F GE Aircraft Engines 254.79 5.1 30.17 Compare
CF6-80C2A8 General Electric Company 257.37 5.1 30.45 Compare
CF6-80C2A1 GE Aircraft Engines 257.4 5.1 30.96 Compare
CF6-80C2B1 General Electric Company 249.01 5.1 29.53 Compare
All data (63 fields)
Name
CF6-80C2B4
EASA ID
2GE043
Aircraft Engine Manufacturer
General Electric Company
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
No
Combustion Chamber
1862M39
Afterburner
No
Streams
2
Bypass Ratio
5.1
Overall Pressure Ratio
30.14
Maximum Takeoff Thrust (kN)
254.35
Hydrocarbon Take Off (g/kg fuel)
0.05
Hydrocarbon Climb Out (g/kg fuel)
0.05
Hydrocarbon Approach (g/kg fuel)
0.12
Hydrocarbon Idle (g/kg fuel)
1.59
Hydrocarbon Unitary Average (g/kN)
2.1
Hydrocarbon Unitary Sigma (g/kN)
0.235
Hydrocarbon Unitary Range (g/kN)
1.96-2.48
Hydrocarbon Unitary Characteristic (g/kN)
2.7
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
13.9
Hydrocarbon LTO (g)
535
Carbon Monoxide Take Off (g/kg fuel)
0.05
Carbon Monoxide Climb Out (g/kg fuel)
0.04
Carbon Monoxide Approach (g/kg fuel)
2.12
Carbon Monoxide Idle (g/kg fuel)
19.76
Carbon Monoxide Unitary Average (g/kN)
25.68
Carbon Monoxide Unitary SD (g/kN)
1.2
Carbon Monoxide Unitary Range (g/kN)
24.6-27.4
Carbon Monoxide Unitary Characteristic (g/kN)
29.3
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
24.8
NOx Take Off (g/kg fuel)
25.93
NOx Climb Out (g/kg fuel)
20.17
NOx Approach (g/kg fuel)
12.37
NOx Idle (g/kg fuel)
4.68
NOx Unitary Average (g/kN)
44.12
NOx Unitary SD (g/kN)
0.304
NOx Unitary Range (g/kN)
43.7-44.4
NOx Unitary Characteristic (g/kN)
48.5
NOx Unitaryto Standard (% of limit)
48.4
NOx Unitaryto CAEP2 (% of limit)
60.5
NOx Unitaryto CAEP4 (% of limit)
72.1
NOx Unitaryto CAEP6 (% of limit)
81.9
NOx Unitaryto CAEP8 (% of limit)
96.2
NOx LTO (g)
11226
Smoke Take Off (SN)
6.9
Smoke Climb Out (SN)
4.5
Smoke Approach (SN)
0
Smoke Idle (SN)
0
Smoke Max (SN)
6.9
Smoke Sigma (SN)
0.624
Smoke Range (SN)
6.2-7.7
Smoke Characteristic (SN)
8.1
Smoke Characteristicto Regulatory (% of limit)
44.2
Fuel Flow Take Off (kg/s)
2.409
Fuel Flow Climbout (kg/s)
1.965
Fuel Flow Approach (kg/s)
0.641
Fuel Flow Idle (kg/s)
0.201
Fuel LTO (kg)
828
Carbon Monoxide LTO (g)
6538
Emissions Data Status
C
Engine Status
Out of production
NOx Compliance Demonstration
2.3.2 e)