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11.3 Compressor/engine specifications
Designation Unit Value
Reference conditions
Absolute inlet pressure bar(e) 1
Relative air humidity %1
Air inlet temperature °C 20
Normal effective working pressure bar(e) 6.9 9.3 10.3
The inlet conditions are specified at the air inlet grating outside the canopy
Limitations
Minimum effective receiver pressure bar(e)333
Maximum effective receiver pressure, compressor unloaded bar(e) 8.0 10.3 11.3
Maximum ambient temperature (standard environment) °C 45 45 45
Maximum ambient temperature (hot environment) °C 50 50 50
Minimum starting temperature °C -25 -25 -25
Performance data
1)
Engine shaft speed, normal and maximum r/min 1850 1750 1650
Engine shaft speed, compressor unloaded r/min 1200 1200 1200
Free air delivery
2)
l/s 762 718 663
Fuel consumption at full load kg/h 75 74.4 73.2
Fuel consumption at unload kg/h 12.6 12.6 12.6
Specific fuel consumption g/m³ 27.34 28.78 30.67
Typical oil content of compressed air mg/m³ 0
free air
Engine oil consumption (maximum) g/h NA NA NA
Compressed air temperature at outlet valves °C 30 30 30
Noise level
Sound pressure level (LP), measured according to EPA with a tolerance of ± 3dB(A)
under free field conditions at 7 m distance
dB(A) TBD
Sound power level (LW) complies with 84/532/533/EEC and 85/406/EEC limits dB(A) TBD
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