Lipco GSG-AN-VM, Translation Of Original Instructions, Page: 41 / 72

Operating instruction Saddle-mount fan unit with tank trailer GSG-AN-VM
41 - 72 011170-05-EN BA GSG-AN-VM / 2019-01-16
18.11. RPM fan setting
Two parameters determine the speed of the cross-flow fan as
well as the volume of produced air.
These are:
Oil volume coming from tractor side (l/min) as well as oil pres-
sure.
The following table gives you a rough idea about the dependen-
cies.
q
Tractor
output
(l / min.)
p
Pressure
(bar)
n
Fan setting
(rpm)
Air volume
at fan exit
(m³/h)
v
Air exit
speed
(m/s)
18 70 1120 500 11
20 85 1300 600 14.8
25 120 1600 720 17
Note:
Maximum allowable hydraulic pressure for the cross-flow fan is
120 bar. Higher pressure can result in hydraulic motor damage
of the fan drive.
Pressure indicator:
•
Pressure indicator shows pres-
sure in hydraulic system.
Fig. 23