Leaflet RFD - TROX Auranor Norge as

RFD
∆p t [Pa]
150
1,5 1,8 2,3
[m/s]
100
75
50
35
40
40
30
20
15
25
30
TFR 315-400-RFD
110 120 130 140 150 160 170 180 190
400 450 500 550 600 650
Diagram 11, RFD-R-D-K w/Luna 315-400
[l/s]
[m 3 /h]
∆Pt [Pa]
50
Ø125
Ø160
Ø200
Ø250
Ø315
Ø400
∆Pt [Pa]
50
Ø125
Ø160
Ø200
Ø250
Ø315
Ø400
40
40
30
40
30
40
20
35
20
35
15
30
15
30
25
10
9
8
7
6
5
10 20 30 50 70 100 140 200 250
RFD i kanalende
50 100 200 400 800 [m 3 /h]
Diagram 12, capacity diagram for RFD-R-D-K
at duct end.
[l/s]
10
9
8
7
6
5
10 20 30 50 70 100 140 200 250
RFD i bend
50 100 200 400 800 [m 3 /h]
25
[l/s]
Static sound attenuation incl. end reflection, RFD-R-D-K
RFD-R-D-K
Attenuation [dB]
Dim. 63 125 250 500 1k 2k 4k 8k
125 23 16 12 6 2 0 1 2
160 19 13 11 5 1 0 1 3
200 19 13 8 3 1 0 1 3
250 17 13 7 3 1 1 2 4
315 16 8 5 2 1 1 2 2
400 14 6 3 1 1 1 2 2
Table 5
Correction factor [KO], RFD-R-D-K
RFD-R-D-K
KO [dB]
Dim. 63 125 250 500 1k 2k 4k 8k
125 -2 -7 -4 -2 -4 -10 -15 -22
160 1 -3 -3 -2 -5 -8 -13 -22
200 -3 -2 -4 -2 -6 -7 -10 -22
250 0 1 -1 -1 -6 -9 -15 -20
315 3 -1 -1 -2 -4 -10 -19 -27
400 2 2 -1 -1 -4 -13 -21 -23
Table 6
6