CF6-80C2B4

Turbofan · GE Aircraft Engines
Reaction Turbines
Maximum Takeoff Thrust
254.35 kN
Bypass Ratio
5.1
Overall Pressure Ratio
30.36
Fuel Flow Take Off
2.43 kg/s
NOx Unitaryto CAEP8
95.4 % 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 —
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 30.36 Afterburner No

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
CF6-80C2B4 General Electric Company 254.35 5.1 30.14 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 (62 fields)
Name
CF6-80C2B4
EASA ID
1GE027
Aircraft Engine Manufacturer
GE Aircraft Engines
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
No
Afterburner
No
Streams
2
Bypass Ratio
5.1
Overall Pressure Ratio
30.36
Maximum Takeoff Thrust (kN)
254.35
Hydrocarbon Take Off (g/kg fuel)
0.08
Hydrocarbon Climb Out (g/kg fuel)
0.09
Hydrocarbon Approach (g/kg fuel)
0.21
Hydrocarbon Idle (g/kg fuel)
9.74
Hydrocarbon Unitary Average (g/kN)
12.15
Hydrocarbon Unitary Sigma (g/kN)
1.27
Hydrocarbon Unitary Range (g/kN)
11.05-13.37
Hydrocarbon Unitary Characteristic (g/kN)
15.8
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
80.7
Hydrocarbon LTO (g)
3088
Carbon Monoxide Take Off (g/kg fuel)
0.56
Carbon Monoxide Climb Out (g/kg fuel)
0.54
Carbon Monoxide Approach (g/kg fuel)
2.33
Carbon Monoxide Idle (g/kg fuel)
43.91
Carbon Monoxide Unitary Average (g/kN)
55.86
Carbon Monoxide Unitary SD (g/kN)
3.05
Carbon Monoxide Unitary Range (g/kN)
53.22-58.61
Carbon Monoxide Unitary Characteristic (g/kN)
63.6
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
53.9
NOx Take Off (g/kg fuel)
29.2
NOx Climb Out (g/kg fuel)
21.8
NOx Approach (g/kg fuel)
8.9
NOx Idle (g/kg fuel)
3.67
NOx Unitary Average (g/kN)
44.08
NOx Unitary SD (g/kN)
2.12
NOx Unitary Range (g/kN)
42.3-46.38
NOx Unitary Characteristic (g/kN)
48.5
NOx Unitaryto Standard (% of limit)
48.1
NOx Unitaryto CAEP2 (% of limit)
60.2
NOx Unitaryto CAEP4 (% of limit)
71.6
NOx Unitaryto CAEP6 (% of limit)
81.2
NOx Unitaryto CAEP8 (% of limit)
95.4
NOx LTO (g)
11211
Smoke Take Off (SN)
7.2
Smoke Climb Out (SN)
4.8
Smoke Approach (SN)
2.3
Smoke Idle (SN)
3
Smoke Max (SN)
7.2
Smoke Sigma (SN)
1.1
Smoke Range (SN)
5.8-7.7
Smoke Characteristic (SN)
8.4
Smoke Characteristicto Regulatory (% of limit)
46.1
Fuel Flow Take Off (kg/s)
2.43
Fuel Flow Climbout (kg/s)
1.982
Fuel Flow Approach (kg/s)
0.65
Fuel Flow Idle (kg/s)
0.199
Fuel LTO (kg)
830
Fuel Venting Compliant
No
Carbon Monoxide LTO (g)
14193
Emissions Data Status
C
Engine Status
Out of production