FKR-EU
1
K4 – 1.1 – 2503/2017 – DE/en
Fire dampers
Quick sizing
Sizing example
Volume flow rate at differential pressure Δp
st
< 35 Pa
L
WA
[dB(A)] 35 45 35 45
Nominal size
mm l/s m³/h
315 460 670 1660 2400
355 570 820 2040 2940
400 700 1000 2500 3610
450 820 1180 2940 4240
500 980 1410 3530 5080
560 1190 1710 4280 6160
630 1450 2090 5230 7520
710 1780 2560 6400 9210
800 2170 3130 7810 11250
Given data Quick sizing
Volume flow rate: 3600 m³/h
FKR-EU / 400
Sound power level: 45 dB(A)
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