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11.3 Compressor/engine specifications for standard units
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) 20 24 0
The inlet conditions are specified at the air inlet grating outside the canopy
Limitations
Minimum effective receiver pressure bar(e) 10.3 10.3 0
Maximum effective receiver pressure, compressor unloaded bar(e) 21 25 0
Maximum ambient temperature °C 45 45 0
Minimum starting temperature °C -25 -25 0
Performance data
1)
Engine shaft speed, normal and maximum r/min 1800 1750 0
Engine shaft speed, compressor unloaded r/min 1300 1400 0
Free air delivery
2)
l/s 575 553 0
Fuel consumption at full load (Std) kg/h 83.82 85.62
Fuel consumption at full load (Hot Env) kg/h 85,71 87.24
Fuel consumption at unload (Std) kg/h 13.20 15.60
Fuel consumption at unload (Hot Env) kg/h 13.68 16.13
Specific fuel consumption (Std) g/m³ 40.85 43.24
Specific fuel consumption (Hot Env) g/m³ 41.73 43.74
Typical oil content of compressed air mg/m³000
free air
Engine oil consumption (maximum) g/h000
Compressed air temperature at outlet valves °C 30-70 30-70
5)
Noise level
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