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Trent 877 ✕ Trent 875 ✕
EASA ID 2RR025 2RR024
Aircraft Engine Manufacturer Rolls-Royce Rolls-Royce
Aircraft Engine Type Turbofan Turbofan
Production End 1905-07-01 1905-07-01
Fuel AVTUR AVTUR
Geared Fan No No
Afterburner No No
Streams 2 2
Bypass Ratio 6.02 6.08
Overall Pressure Ratio 36.3 35.42
Maximum Takeoff Thrust (kN) 361.64 351.85
Hydrocarbon Take Off (g/kg fuel) 0 0
Hydrocarbon Climb Out (g/kg fuel) 0 0
Hydrocarbon Approach (g/kg fuel) 0 0
Hydrocarbon Idle (g/kg fuel) 1.55 1.78
Hydrocarbon Unitary Average (g/kN) 1.9 2.2
Hydrocarbon Unitary Range (g/kN) 1.6-2.18 1.85-2.52
Hydrocarbon Unitary Characteristic (g/kN) 2.9 3.4
Hydrocarbon Unitary Characteristicto Regulatory (% of limit) 14.9 17.3
Hydrocarbon LTO (g) 677 778
Carbon Monoxide Take Off (g/kg fuel) 0.2 0.19
Carbon Monoxide Climb Out (g/kg fuel) 0.16 0.16
Carbon Monoxide Approach (g/kg fuel) 0.8 0.86
Carbon Monoxide Idle (g/kg fuel) 18.42 19.66
Carbon Monoxide Unitary Average (g/kN) 23.26 24.93
Carbon Monoxide Unitary Range (g/kN) 21.62-24.46 23.17-26.31
Carbon Monoxide Unitary Characteristic (g/kN) 28.6 30.6
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) 24.2 25.9
NOx Take Off (g/kg fuel) 34.76 33.32
NOx Climb Out (g/kg fuel) 27.59 26.55
NOx Approach (g/kg fuel) 10.59 10.43
NOx Idle (g/kg fuel) 4.75 4.64
NOx Unitary Average (g/kN) 51.82 49.88
NOx Unitary Range (g/kN) 50.5-52.8 48.7-50.8
NOx Unitary Characteristic (g/kN) 60.1 57.8
NOx Unitaryto Standard (% of limit) 53.3 52.2
NOx Unitaryto CAEP2 (% of limit) 66.7 65.2
NOx Unitaryto CAEP4 (% of limit) 75.5 74.3
NOx Unitaryto CAEP6 (% of limit) 83.9 82.8
NOx Unitaryto CAEP8 (% of limit) 95.8 94.8
NOx LTO (g) 18736 17575
Smoke Take Off (SN) 4.13 4.86
Smoke Climb Out (SN) 5.27 5.26
Smoke Approach (SN) 2.27 2.2
Smoke Idle (SN) 0.5 0.5
Smoke Max (SN) 5.34 5.34
Smoke Range (SN) 4.7-6 4.7-6
Smoke Characteristic (SN) 6.9 6.9
Smoke Characteristicto Regulatory (% of limit) 41.3 41
Fuel Flow Take Off (kg/s) 3.21 3.1
Fuel Flow Climbout (kg/s) 2.66 2.57
Fuel Flow Approach (kg/s) 0.9 0.88
Fuel Flow Idle (kg/s) 0.28 0.28
Fuel LTO (kg) 1139 1117
Fuel Venting Compliant No No
Carbon Monoxide LTO (g) 8302 8848
Emissions Data Status C C
Engine Status Out of production Out of production
NOx Compliance Demonstration 2.3.2 d) 2.3.2 d)