| LEAP-1A26/26E1 ✕ | PW1127G1-JM ✕ | |
|---|---|---|
| Family | LEAP-1A | |
| EASA ID | 17CM082 | 15PW104 |
| Aircraft Engine Manufacturer | CFM International | Pratt & Whitney |
| Aircraft Engine Type | Turbofan | Turbofan |
| Comment | Airbus A320neo family | |
| Full Weight (kg) | 3153 | |
| Diameter (mm) | 1981 | |
| Max Rotating Diameter (mm) | 1981 | |
| Length (mm) | 3328 | |
| Height (mm) | 2362 | |
| Width (mm) | 2543 | |
| Wikipedia Article (URL) | en.wikipedia.org/wiki/CFM_International_LEAP | |
| Fuel | Jet A | Jet A |
| Fan Blades | 18 | |
| Geared Fan | No | Yes |
| Low-Pressure Compressor Stages | 3 | |
| High-Pressure Compressor Stages | 10 | |
| Combustion Chamber | TAPS II | TALON X |
| High Pressure Compressor Stages | 2 | |
| Low-Pressure Turbine Stages | 7 | |
| Afterburner | No | No |
| Streams | 2 | 2 |
| Bypass Ratio | 11.1 | 12.2 |
| Overall Pressure Ratio | 33.4 | 32.11 |
| Maximum Takeoff Thrust (kN) | 120.6 | 120.44 |
| Hydrocarbon Take Off (g/kg fuel) | 0.02 | 0.03 |
| Hydrocarbon Climb Out (g/kg fuel) | 0.02 | 0.03 |
| Hydrocarbon Approach (g/kg fuel) | 0.04 | 0.04 |
| Hydrocarbon Idle (g/kg fuel) | 0.28 | 0.11 |
| Hydrocarbon Unitary Average (g/kN) | 0.36 | 0.2 |
| Hydrocarbon Unitary Sigma (g/kN) | 0.05 | |
| Hydrocarbon Unitary Range (g/kN) | 0.31-0.41 | |
| Hydrocarbon Unitary Characteristic (g/kN) | 0.47 | 0.3 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) | 2.4 | 1.53 |
| Hydrocarbon LTO (g) | 43 | 21 |
| Carbon Monoxide Take Off (g/kg fuel) | 0.22 | 0.22 |
| Carbon Monoxide Climb Out (g/kg fuel) | 0.27 | 0.32 |
| Carbon Monoxide Approach (g/kg fuel) | 2.74 | 5.49 |
| Carbon Monoxide Idle (g/kg fuel) | 21.4 | 21.47 |
| Carbon Monoxide Unitary Average (g/kN) | 25.97 | 27.8 |
| Carbon Monoxide Unitary SD (g/kN) | 1.3 | |
| Carbon Monoxide Unitary Range (g/kN) | 24.4-27.25 | |
| Carbon Monoxide Unitary Characteristic (g/kN) | 29.58 | 34.1 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) | 25.1 | 28.9 |
| NOx Take Off (g/kg fuel) | 18.77 | 17.76 |
| NOx Climb Out (g/kg fuel) | 11.16 | 14.18 |
| NOx Approach (g/kg fuel) | 8.67 | 8.85 |
| NOx Idle (g/kg fuel) | 4.63 | 6.55 |
| NOx Unitary Average (g/kN) | 23.64 | 26.9 |
| NOx Unitary SD (g/kN) | 1.02 | |
| NOx Unitary Range (g/kN) | 22.35-24.64 | |
| NOx Unitary Characteristic (g/kN) | 26 | 31.2 |
| NOx Unitaryto Standard (% of limit) | 24.3 | 29.94 |
| NOx Unitaryto CAEP2 (% of limit) | 30.4 | 37.42 |
| NOx Unitaryto CAEP4 (% of limit) | 35.2 | 43.81 |
| NOx Unitaryto CAEP6 (% of limit) | 39.6 | 49.38 |
| NOx Unitaryto CAEP8 (% of limit) | 45.7 | 57.42 |
| NOx LTO (g) | 2852 | 3244 |
| Smoke Take Off (SN) | 1.3 | 1.4 |
| Smoke Climb Out (SN) | 1.17 | 0.3 |
| Smoke Approach (SN) | 1.31 | 0.36 |
| Smoke Idle (SN) | 1.25 | 0.56 |
| Smoke Max (SN) | 1.6 | 1.4 |
| Smoke Sigma (SN) | 0.15 | |
| Smoke Range (SN) | 1.47-1.82 | |
| Smoke Characteristic (SN) | 1.88 | 1.8 |
| Smoke Characteristicto Regulatory (% of limit) | 8.4 | 8 |
| Fuel Flow Take Off (kg/s) | 0.855 | 0.800416 |
| Fuel Flow Climbout (kg/s) | 0.705 | 0.661263 |
| Fuel Flow Approach (kg/s) | 0.242 | 0.232194 |
| Fuel Flow Idle (kg/s) | 0.088 | 0.089743 |
| Fuel LTO (kg) | 324 | 316.6 |
| Fuel Venting Compliant | Yes | Yes |
| Carbon Monoxide LTO (g) | 3130 | 3348 |
| Compressor Description | 1 fan, 3-stage LP, 10-stage HP | |
| Emissions Data Status | C | C |
| Emissions Data Superseded | Yes | |
| Emissions Superseded By | 20CM089 | |
| Engine Status | Out of production | |
| NOx Compliance Demonstration | 2.3.2 e) | 2.3.2 e) |
| Turbine Description | 2-stage HP, 7-stage LP |