for the vent options and the vent valve connection. Refer to
for configuring the venting options.
Table 5
Vent gas specification and vent control
Vent gas specification and control
Reference data
Vent gas
Dry air, nitrogen, argon or other inert
gases
Maximum dew point at an atmospheric
pressure
-22 °C
Maximum size of particulates
1 µm
Maximum concentration of oil
0.1 parts per million
Recommended time for the rotational
speed to reach 50%
> 15 seconds
Maximum permitted rate of increase of
pressure
Refer to
of increase in pressure during venting:
pressure against time (pump initially at
Figure 6 Max allowed rate of pressure rise during venting: pressure against time (pump initially at
full speed)
3.4 Purge gas specification
Table 6
Purge gas specification
Purge gas specification
Reference data
Purge gas
Dry air, nitrogen, argon or other inert
gases
Maximum dew point at an atmospheric
pressure
-22 °C
Maximum size of particulates
1 µm
Page 23
B85200880_D - Technical data
