Capacity Diagram, Sound Data, Specifications - Flexit L20 X W/E - Flexit L12 X Operating Instructions Manual

7.3 Capacity Diagram, Sound Data, Specifications - Flexit l20 x W/e

Supply air side (with F7 filter)
l/s 0
800
600
Max
400
80%
60%
200
40%
Pa
0
m /h
3 0 400
0
Pa
0
Extract air side (with F7 filter)
l/s 0
800
600
Max
400
80%
60%
200
40%
Pa 0
m /h 0
3
Pa
0
Sound data is given at sound power level LwA in the
capacity diagrams and is corrected with the table below
for the various octave bands. Radiated noise produces
Lw in the various octave bands and total LwA. This is read
directly from the supply air table.
Correction factor for lwA
Hz 63 125 250
Supply air 2 -9 -1
Extract air 20 6 -7
Radiated -40 -40 -33
150 300
60%
40%
75dB( A)
70dB( A)
800 1200
-1 -5 -10
5 15 30
3
Air flow rate, m /h - Pressure correction factor
150 300
40%
45dB(A) 50dB(A)
400 800 1200
5 15
3
Air flow rate, m /h - Pressure correction factor
500 1000 2000 4000 8000
-3 -4 -9 -17 -28
-1 -17 -24 -34 -43
-31 -28 -29 -33 -49
450 600
Max
80%
84dB( A)
80dB( A)
2000
1600 2400
-15 -20
50
40
600
450
Max
80%
60%
60dB(A)
55dB(A)
1600 2000 2400
30 50
40
Data for supply air is measured in accordance with ISO 5136,
the "In duct method".
Radiated noise is measured in accordance with ISO 9614-2.
Bruel & Kjær measuring equipment, type 2260.
Blue curves:
Green curves:
LwA
Red curves:
Light blue correction axis:
Light green correction axis:
-23,6
14
750
800
600
400
200
W
0
28 0 0
Water Battery
F5-filter
750
800
600
400
200
0 W
2800
F5-filter
Air capacity at various capacity settings in Volt.
Supply air fan power consumption at various capacity
settings.
Sound power level Lw A, cf. correction table.
Pressure increase using an EU-5 filter.
Pressure reduction using a water battery.