PW4x62

Turbofan · Pratt & Whitney
Reaction Turbines
Maximum Takeoff Thrust
275.8 kN
Bypass Ratio
4.6
Overall Pressure Ratio
31.91
Fuel Flow Take Off
2.767 kg/s
NOx Unitaryto CAEP8
123.7 % 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 Phase 3
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 4.6 Overall Pressure Ratio 31.91 Afterburner No

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Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
PW4062 Pratt & Whitney 275.8 4.6 31 Compare
PW4x62 Pratt & Whitney 275.8 4.4 33.4 Compare
PW4060 Pratt & Whitney 266.9 4.5 32.4 Compare
PW4460 Pratt & Whitney 266.9 4.5 32.4 Compare
PW4x60 Pratt & Whitney 266.9 4.7 30.68 Compare
PW4158 Pratt & Whitney 258 4.6 30.7 Compare
All data (56 fields)
Name
PW4x62
EASA ID
1PW059
Aircraft Engine Manufacturer
Pratt & Whitney
Aircraft Engine Type
Turbofan
Fuel
Jet A
Geared Fan
No
Combustion Chamber
Phase 3
Afterburner
No
Streams
2
Bypass Ratio
4.6
Overall Pressure Ratio
31.91
Maximum Takeoff Thrust (kN)
275.8
Hydrocarbon Take Off (g/kg fuel)
0.08
Hydrocarbon Climb Out (g/kg fuel)
0.08
Hydrocarbon Approach (g/kg fuel)
0.15
Hydrocarbon Idle (g/kg fuel)
3.26
Hydrocarbon Unitary Average (g/kN)
4.3
Hydrocarbon Unitary Characteristic (g/kN)
6.6
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
33.8
Hydrocarbon LTO (g)
1192
Carbon Monoxide Take Off (g/kg fuel)
0.38
Carbon Monoxide Climb Out (g/kg fuel)
0.51
Carbon Monoxide Approach (g/kg fuel)
1.68
Carbon Monoxide Idle (g/kg fuel)
23.96
Carbon Monoxide Unitary Average (g/kN)
31.9
Carbon Monoxide Unitary Characteristic (g/kN)
39.2
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
33.2
NOx Take Off (g/kg fuel)
37.65
NOx Climb Out (g/kg fuel)
27.55
NOx Approach (g/kg fuel)
12.78
NOx Idle (g/kg fuel)
4.14
NOx Unitary Average (g/kN)
57.5
NOx Unitary Characteristic (g/kN)
66.7
NOx Unitaryto Standard (% of limit)
64.2
NOx Unitaryto CAEP2 (% of limit)
80.2
NOx Unitaryto CAEP4 (% of limit)
94.1
NOx Unitaryto CAEP6 (% of limit)
106.2
NOx Unitaryto CAEP8 (% of limit)
123.7
NOx LTO (g)
15864
Smoke Take Off (SN)
10.1
Smoke Climb Out (SN)
7.4
Smoke Approach (SN)
0.7
Smoke Idle (SN)
0
Smoke Max (SN)
10.1
Smoke Characteristic (SN)
13
Smoke Characteristicto Regulatory (% of limit)
72.5
Fuel Flow Take Off (kg/s)
2.767
Fuel Flow Climbout (kg/s)
2.166
Fuel Flow Approach (kg/s)
0.708
Fuel Flow Idle (kg/s)
0.223
Fuel LTO (kg)
920
Carbon Monoxide LTO (g)
8811
Emissions Data Status
C
Emissions Data Superseded
Yes
Emissions Superseded By
12PW102
NOx Compliance Demonstration
2.3.2 c)