4.3 Technical data Filter system
4.3.1 Technical data about the filter system P21
Filter system Value
Operating pressure max. [bar] 350
Pressure dew-point [°C]
<-20 °C, corresponding to 3 mg/m
3
at 300
bar
Filter content [l] 0.57
Classification as per the Pressure Equipment
Guideline
Vessel category II
Residual water content [mg/m
3
]
<10
Residual oil content [mg/m
3
]
<0.1
Residual carbon monoxide (CO) content*
max. [ml/m
3
]
5
Max. permissible number of load cycles See accompanying pressure equipment oper-
ating instructions
* Only when using filter cartridges with CO removal and a maximum CO concentra-
tion of 25 mg/m
3
in the intake area of the compressor.
4.3.2 Technical data filter system P31
CO The processable air volume refers to a filter system P31 without CO removal. If
a cartridge with CO removal is used, the processable air volume reduces by ap-
prox. 26%.
Category and unit Value
Operating pressure max. [bar] 350
Filter content [l] 1.3
Classification as per the Pressure Equipment
Guideline
Vessel category II
Residual water content max. [mg/m
3
]
10
Residual oil content max. [mg/m
3
]
0.1
Residual carbon monoxide (CO) content*
max. [mg/m
3
]
5
Max. permissible number of load cycles See accompanying pressure equipment oper-
ating instructions
* Only when using filter cartridges with CO removal and a maximum CO concentra-
tion of 25 ml/m
3
in the intake area of the compressor.
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