Handbook CAP F THOR F

13/32 | CAP-F-N
Technical Parameters
Legends
P
s
Pa Pressure drop
q
v
m
3
/h, l/s Air flow volume
L
WA
dB(A)
A-weighted total radiated sound
power level
L
pA
dB(A)
A-weighted total sound pressure level
expressed for 10 m2 room absorption
area
L
W
dB Non weighted total sound power level
L
0,2
m
Air throw length with terminal
velocity 0,2 m/s
L
x
m
Air throw length calculated for specific
terminal velocity
X (m/s)
Terminal velocity in range of 0,1 m/
s ... 1 m/s
20%, 40%, 60%,80%, 100%
The plenum box damper positions in
pressure drop/noise diagrams are
represented as percentage. 20% is
fully closed damper. 100% is fully
open damper.
Calculation of Air Throw for Different Terminal Velocities
L
x
= L
0,2
· 0,2/x