Instructions

2
03 04 05
07
001 051 002 003 005 007 0001 0002
q
V
]s/l[
2
3
5
7
01
51
02
03
05
07
00
1
05
1
p
t
]aP[
051 002
003 005
007 0001
0002
0003
0005 0007
q
V
m[
3
]
h/
5.0
1
2
3
4
a
2.0
]m[
2 3 4 5 7 01 51
b
2.0
]m[
ABC
L
AW
)A(Bd
7021 7061
0102
0152 5113 0204
0205
02
52
03
53
04
54
05
55
06
h
v
max
v
b
0,2
a
0,2
2 × a
0,2
2 × a
0,2
UUnnddeerr--
t
teemmppeerraattuurree
MMaaxxiimmuumm
v
veelloocciittyy
MMeeaann
v
veelloocciittyy
C
C
o
o
r
r
r
r
e
e
c
c
t
t
i
i
o
o
n
n
f
f
a
a
c
c
t
t
o
o
r
r
-K3
-6K
6
6
3
3
1
1
2
2
5
5
2
2
5
5
0
0
5
5
0
0
0
0
1
1
K
K
2
2
K
K
4
4
K
K
8
8
K
K
1207 8 -3 0 1 -8 -15 -27 -38
1607 10 -3 3 0 -8 -18 -30 -33
2010 15 -2 3 0 -9 -16 -30 -37
2510 10 -1 4 -1 -9 -16 -29 -41
3115 11 1 4 -1 -8 -17 -30 -42
4020 13 3 4 -1 -9 -17 -30 -43
5020 7 2 2 0 -6 -16 -19 -17
6
6
3
3
1
1
2
2
5
5
2
2
5
5
0
0
5
5
0
0
0
0
1
1
K
K
2
2
K
K
4
4
K
K
8
8
K
K
1207 19 14 5 3 2 1 2 1
1607 16 12 4 1 2 1 2 2
2010 12 8 4 2 3 2 2 2
2510 12 8 5 2 1 1 1 1
3115 11 8 3 2 1 1 2 2
4020 9 6 1 1 1 1 1 1
5020 7 5 0 1 1 1 1 2
S
S
i
i
z
z
e
e
CCeennttrree ffrreeqquueennccyy HHzz
S
S
i
i
z
z
e
e
CCeennttrree ffrreeqquueennccyy HHzz
Perforated diffuser - semicircular CBA
Lindab reserves the right to make changes without prior notice
2020-10-06
lindab | we simplify construction
Technical data Nearzone
Recommended maximum volume flow.
The near zone is given at an under-temperature of -3 K to a
maximum terminal velocity of 0.20 m/s.
Conversion to other terminal velocities - see table 1, correc-
tion of the near zone for -3 K and -6 K respectively.
Sound effect level
Sound effect level L
W
[dB] = L
WA
+ K
ok
Sound attenuation
Sound attenuation ΔL [dB] including end reflection.
Table 1
Correction of the near zone (a
0.2
, b
0.2
)
Large diffusion Small diffusion
(factory setting)
UUnnddeerr--
t
teemmppeerraattuurree
MMaaxxiimmuumm
v
veelloocciittyy
MMeeaann
v
veelloocciittyy
i
r
C
C
o
o
r
r
r
r
e
e
c
c
t
t
i
i
o
o
n
n
f
f
a
a
c
c
t
t
o
o
r
r
-K3
-6K