10
20
30
40
50
Pa
100
60
70
80
90
100
110
E
E
E
E
S
S
S
S
1
2
3
0
50
150
200
250
300
4
1.1
2.1
3.1
50
100
150
200
250
300
350
400
SFP, kW (m
3
/s) 2.5
Volume flow rate
Volume flow rate
© VALLOX • We reserve the right to make changes without prior notification.
SILENT
VALLOX 75 SILENT/fan 105 W
VALLOX 95 SILENT/fan 180 W
Air volumes and SFP
Measuring points after
the connection outlet.
Fan curves indicate the
total pressure available
for duct losses.
Extract air
Supply air
PERFORMANCE
3
VALLOX 75/95 SILENT
Pressure loss in ducts. T
otal pressure
SFP (Specific Fan Power)
guideline value < 2.5 (kw/m
3
/s)
SFP=
Input power (total) (W)
Air flow (max) (dm
3
/s)
Pressure loss in ducts. T
otal pressure
SFP (Specific Fan Power)
guideline value < 2.5 (kw/m
3
/s)
SFP=
Input power (total) (W)
Air flow (max) (dm
3
/s)
SILENT
RECOMMENDED
OPERATING RANGE
ED
SD
ED
SD
RECOMMENDED
OPERATING RANGE
SFP, kW (m
3
/s) 2.5
Measuring points
VALLOX 75/95 SILENT
R-model
E1
S1
E2
S2
E3
S3
E4
S4
Fan curves
E = Extract air curve
S = Supply air curve
SD and ED are examples of pressure
losses in supply and extract ducts
Fan curves
E = Extract air curve
S = Supply air curve
SD and ED are examples of pressure
losses in supply and extract ducts
S
E
