Fig. 1 Maximum relative humidity of intake air
T Intake air temperature [°F]
H Maximum relative humidity of intake air [%]
2.6 Ventilation
The values given are minimum guide values.
SM 7.5 SM 10 SM 15
Inlet aperture Z see fig‐
ure 11 [ft
2
]
2.2 2.7 3.2
Forced ventilation with
exhaust fan:
Flow rate [cfm] at 0.0145
psi
1530 1825 2178
Tab. 8 Overview Ventilation
2.7 Pressure
Maximum working pressure: see nameplate
Safety relief valve activating pressure [psig]:
Maximum working pres‐
sure [psig]
SM 7.5 SM 10 SM 15
125 150 150 150
160 230 230 230
217 232 232 232
Tab. 9 Safety relief valve activating pressure
2 Technical Data
2.6 Ventilation
6
Operator Manual Screw Compressor
SM Tri-Voltage, SIGMA CONTROL 2 9_5875 33 USE
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