HTF7250G (AS907-2-1G)

Turbofan · Honeywell

Reaction Turbines

Maximum Takeoff Thrust

32.86 kN

Bypass Ratio

4.2

Overall Pressure Ratio

22.58

Fuel Flow Take Off

0.372 kg/s

NOx Unitaryto CAEP8

79.5 % 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 22.58	Afterburner No

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Similar reaction turbines

Name	Aircraft Engine Manufacturer	Maximum Takeoff Thrust (kN)	Bypass Ratio	Overall Pressure Ratio
AS907-2-1G (HTF7250G)	Honeywell	32.86	4.2	22.58	Compare
HTF7250G (AS907-2-1G)	Honeywell	32.86	4.2	22.58	Compare
HTF7350 (AS907-2-1A)	Honeywell	33	4.2	22.88	Compare
AS907-2-1A (HTF7350)	Honeywell	33	4.2	22.88	Compare
HTF7500E (AS907-3-1E-A3)	Honeywell	33.83	4.2	23.57	Compare
AS907-3-1E-A3 (HTF7500E)	Honeywell	33.83	4.2	23.57	Compare

All data (63 fields)

Name: HTF7250G (AS907-2-1G)
EASA ID: 11HN004
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: 22.58
Maximum Takeoff Thrust (kN): 32.86
Hydrocarbon Take Off (g/kg fuel): 0.06
Hydrocarbon Climb Out (g/kg fuel): 0.06
Hydrocarbon Approach (g/kg fuel): 0.11
Hydrocarbon Idle (g/kg fuel): 0.94
Hydrocarbon Unitary Average (g/kN): 2.38
Hydrocarbon Unitary Sigma (g/kN): 0.62
Hydrocarbon Unitary Range (g/kN): 1.82-3.24
Hydrocarbon Unitary Characteristic (g/kN): 3.12
Hydrocarbon Unitary Characteristicto Regulatory (% of limit): 15.9
Carbon Monoxide Take Off (g/kg fuel): 0.54
Carbon Monoxide Climb Out (g/kg fuel): 0.61
Carbon Monoxide Approach (g/kg fuel): 6.29
Carbon Monoxide Idle (g/kg fuel): 29.28
Carbon Monoxide Unitary Average (g/kN): 74.04
Carbon Monoxide Unitary SD (g/kN): 3.5
Carbon Monoxide Unitary Range (g/kN): 70.64-79.66
Carbon Monoxide Unitary Characteristic (g/kN): 84.92
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit): 72
NOx Take Off (g/kg fuel): 18.29
NOx Climb Out (g/kg fuel): 16.39
NOx Approach (g/kg fuel): 8.735
NOx Idle (g/kg fuel): 3.905
NOx Unitary Average (g/kN): 44.89
NOx Unitary SD (g/kN): 2.89
NOx Unitary Range (g/kN): 39.63-47.31
NOx Unitary Characteristic (g/kN): 49.47
NOx Unitaryto Standard (% of limit): 58.1
NOx Unitaryto CAEP2 (% of limit): 72.6
NOx Unitaryto CAEP4 (% of limit): 74
NOx Unitaryto CAEP6 (% of limit): 74.7
NOx Unitaryto CAEP8 (% of limit): 79.5
Smoke Take Off (SN): 13.6
Smoke Climb Out (SN): 10.6
Smoke Approach (SN): 0.7
Smoke Idle (SN): 1.2
Smoke Max (SN): 13.6
Smoke Sigma (SN): 0.88
Smoke Range (SN): 11.4-13.6
Smoke Characteristic (SN): 15.95
Smoke Characteristicto Regulatory (% of limit): 49.7
Fuel Flow Take Off (kg/s): 0.372
Fuel Flow Climbout (kg/s): 0.308
Fuel Flow Approach (kg/s): 0.107
Fuel Flow Idle (kg/s): 0.049
Fuel LTO (kg): 158
Fuel Venting Compliant: Yes
Emissions Data Status: C
Emissions Data Superseded: Yes
Emissions Superseded By: 11HN005
Engine Status: Out of production
NOx Compliance Demonstration: 2.3.2 d)