Application Range - Danfoss iSave 40 Series Operation Manual

Operation guide | iSave 40

3.3 Application range

The iSave should only be used within the
following limits:
iSave size
Code number
Geometric displacement
Pressure
Differential pressure HP in - HP out max.
HP min. inlet pressure
HP max. inlet pressure
HP inlet min. pressure,
intermittent
2) 3)
LP inlet max. pressure
LP inlet max. pressure intermittent
LP oulet min. pressure
LP differential LP in - out at HP max. flow
Speed
Min. speed
Max. speed
Typical flow
HP outlet flow range
4)
at max. differential pressure
Lubrication flow at 60 barg (871 psig) max.
LP inlet max. flow
Torque
Torque at max. differential pressure
operation
1)
Max. starting torque (stick/slip)
Media temperature
5)
Ambient temperature
Filtration requirements (nominal)
Salinity increase at membrane at 40% recovery rate
Weight
Continuous torque above max. differential pressure will harm the iSave
1)
Pressure can reach this pressure level at start-up and permeate flush.
2)
Intermittent pressure is acceptable for less than 10 minutes within a period of 6 hours.
3)
Typical average flow at 60 barg
4)
5) Dependent on NaCI concentration
6) Please see section 5.8.1 filtration
180R9239 | AQ299555093252en-001601 | iSave 40 | 09.2022
1)
3)
6)
iSave 40
180F7011
cm³/rev
in³/rev
bar
psi
barg
psig
barg
psig
barg
psig
barg
psig
barg
psig
barg
psig
bar
psi
rpm
rpm
m³/h
gpm
m³/h
gpm
m³/h
gpm
Nm
lbf-ft
Nm
lbf-ft
C
o
F
o
C
o
F
o
5 micron melt-blow 85% efficient
kg
lb
626
38.2
5
72.5
20
290
83
1200
3
43.5
5
72.5
10
145
1
14.5
1.2
17.5
600
1200
21-41
92.4-180.5
0.8
3.5
67
295
102
75
150
110
2-40
36-104
0-50
32-122
2-3%
123
271
7