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gptkbp:instance_of
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gptkb:turbofan_engine
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gptkbp:aircraft_operated
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gptkb:Bell_212
gptkb:Boeing_CH-47_Chinook
gptkb:Eurocopter_AS350
gptkb:Bell_505
gptkb:Bell_407_GX
gptkb:Kawasaki_BK117
gptkb:Mc_Donnell_Douglas_MD_500
gptkb:Agusta_Westland_AW109
gptkb:Sikorsky_S-76
gptkb:Sikorsky_S-58
gptkb:Airbus_H130
gptkb:Bell_206
gptkb:Bell_429_Global_Ranger
gptkb:Airbus_H125
gptkb:Bell_429
gptkb:Sikorsky_S-61
gptkb:Bell_412
gptkb:Bell_407
gptkb:Bell_204
gptkb:Agusta_A109
gptkb:Agusta_Westland_AW139
gptkb:Sikorsky_S-70
gptkb:Sikorsky_S-76_D
Eurocopter EC135
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gptkbp:application
|
military and civilian aircraft
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|
gptkbp:average_temperature
|
up to 1,000 ° C
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|
gptkbp:certification
|
FAA certified
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gptkbp:compressor_type
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centrifugal compressor
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gptkbp:cooling_system
|
air-cooled
oil-cooled
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gptkbp:design
|
axial-flow
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gptkbp:diameter
|
approximately 0.5 m
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gptkbp:emissions_standard
|
low
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gptkbp:first_flight
|
gptkb:1960
|
|
gptkbp:fuel_economy
|
good
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gptkbp:fuel_type
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gptkb:Jet_A-1
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Rolls-Royce 250
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gptkbp:length
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approximately 1.5 m
|
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gptkbp:maintenance
|
1,500 hours
|
|
gptkbp:manufacturer
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gptkb:Ford_Motor_Company
|
|
gptkbp:market
|
global
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gptkbp:noise_level
|
low
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gptkbp:power_output
|
450 to 1,000 shp
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|
gptkbp:propulsion
|
up to 1,000 lbf
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|
gptkbp:reliability
|
high
|
|
gptkbp:service
|
over 20,000 hours
|
|
gptkbp:turbine_type
|
single-stage gas generator
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gptkbp:type
|
turbo-shaft
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|
gptkbp:used_in
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helicopters
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gptkbp:variant
|
RR250-C20
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|
gptkbp:weight
|
approximately 150 kg
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gptkbp:bfsParent
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gptkb:Bell_206
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gptkbp:bfsLayer
|
5
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