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14
1,836
1,083
0,7407
0,4167
Given data
Fire damper CFDM 200
V = 600 m .h
= 1,2 kg.m
Tab. 3.2.1.
S
ef
= 0,0206 m
Calculation:
w [m.s ] = (V [m .h ] / 3600) / S
ef
[m ]
w = 8,09 m.s
Tab. 7.1.1.
=
0,4167
Calculation:
p = . . (w /2) =
0,4167
. 1,2 . (8,09 /2) =
16,4
Pa
Diagram 6.2.1.
L
WA
=
52 dB
Determination of pressure loss by using diagram 9.2.1. = 1,2 kg.m and noise data
Coefficient of local pressure loss
(-)