HTF7500E (AS907-3-1E-A2)

Turbofan · Honeywell

Reaction Turbines

Maximum Takeoff Thrust

31.61 kN

Bypass Ratio

4.2

Overall Pressure Ratio

22.3

Fuel Flow Take Off

0.349 kg/s

NOx Unitaryto CAEP8

75.3 % 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 SABER-1
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 4.2	Overall Pressure Ratio 22.3	Afterburner No

Pictures

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Similar reaction turbines

Name	Aircraft Engine Manufacturer	Maximum Takeoff Thrust (kN)	Bypass Ratio	Overall Pressure Ratio
AS907-3-1E-A2 (HTF7500E)	Honeywell	31.61	4.2	22.3	Compare
PW308C	Pratt & Whitney Canada	31.15	4.1	20.7	Compare
PW308C Build Spec 1289	Pratt & Whitney Canada	31.15	4.1	21.07	Compare
PW308C BS 1047	Pratt & Whitney Canada	31.15	4.1	20.7	Compare
PW308C BS 1289	Pratt & Whitney Canada	31.15	4.1	21.07	Compare
AS907-1-1A	Honeywell	30.62	4.2	21.95	Compare

All data (65 fields)

Name: HTF7500E (AS907-3-1E-A2)
EASA ID: 14HN007
Aircraft Engine Manufacturer: Honeywell
Aircraft Engine Type: Turbofan
Fuel: Jet A
Geared Fan: No
Combustion Chamber: SABER-1
Afterburner: No
Streams: 2
Bypass Ratio: 4.2
Overall Pressure Ratio: 22.3
Maximum Takeoff Thrust (kN): 31.61
Hydrocarbon Take Off (g/kg fuel): 0.05
Hydrocarbon Climb Out (g/kg fuel): 0.06
Hydrocarbon Approach (g/kg fuel): 0.12
Hydrocarbon Idle (g/kg fuel): 1.11
Hydrocarbon Unitary Average (g/kN): 2.87
Hydrocarbon Unitary Sigma (g/kN): 0.67
Hydrocarbon Unitary Range (g/kN): 1.91-3.55
Hydrocarbon Unitary Characteristic (g/kN): 3.35
Hydrocarbon Unitary Characteristicto Regulatory (% of limit): 17.1
Hydrocarbon LTO (g): 91
Carbon Monoxide Take Off (g/kg fuel): 0.55
Carbon Monoxide Climb Out (g/kg fuel): 0.63
Carbon Monoxide Approach (g/kg fuel): 6.24
Carbon Monoxide Idle (g/kg fuel): 31.03
Carbon Monoxide Unitary Average (g/kN): 80.9
Carbon Monoxide Unitary SD (g/kN): 4.51
Carbon Monoxide Unitary Range (g/kN): 74.1-86.71
Carbon Monoxide Unitary Characteristic (g/kN): 87.5
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit): 74.1
NOx Take Off (g/kg fuel): 18.01
NOx Climb Out (g/kg fuel): 16.22
NOx Approach (g/kg fuel): 8.84
NOx Idle (g/kg fuel): 3.94
NOx Unitary Average (g/kN): 44.31
NOx Unitary SD (g/kN): 2.22
NOx Unitary Range (g/kN): 38.67-46.11
NOx Unitary Characteristic (g/kN): 46.94
NOx Unitaryto Standard (% of limit): 55.5
NOx Unitaryto CAEP2 (% of limit): 69.3
NOx Unitaryto CAEP4 (% of limit): 70.4
NOx Unitaryto CAEP6 (% of limit): 71
NOx Unitaryto CAEP8 (% of limit): 75.3
NOx LTO (g): 1400
Smoke Take Off (SN): 13.6
Smoke Climb Out (SN): 10.6
Smoke Approach (SN): 0.76
Smoke Idle (SN): 1.77
Smoke Max (SN): 13.6
Smoke Sigma (SN): 1.55
Smoke Range (SN): 9.2-13.6
Smoke Characteristic (SN): 15
Smoke Characteristicto Regulatory (% of limit): 46.1
Fuel Flow Take Off (kg/s): 0.349
Fuel Flow Climbout (kg/s): 0.289
Fuel Flow Approach (kg/s): 0.102
Fuel Flow Idle (kg/s): 0.049
Fuel LTO (kg): 154
Fuel Venting Compliant: Yes
Carbon Monoxide LTO (g): 2557
Emissions Data Status: C
Emissions Data Superseded: Yes
Emissions Superseded By: 01P14HN015
NOx Compliance Demonstration: 2.3.2 e)