19
Air ow rate
(m
3
/h)
Useful static pressure (Pa)
TA 40 4R
Description
Notes
Accessory
Air ow rate
m
3
/h 1500 2000 2500 3000 3500 4000
Intake grid GAP Pa -5 -9 -13 -18 -24 -31
Anti-freeze damper SAP Pa 0 0 -1 -1 -1 -1
Intake silencers SSL Pa -5 -8 -12 -17 -22 -28
Return fan VRF Pa 321 340 350 350 340 320
Mixing chamber with 3 dampers M3S Pa -2 -3 -4 -5 -7 -9
Mixing chamber with 2 dampers M2S Pa 0 0 -1 -1 -1 -1
Mixing chamber with 2 front dampers S2Z Pa -3 -4 -6 -9 -12 -15
∆ pressure drops between the 4R and 6R coil
Pa -2 -4 -5 -7 -9 -11
2R Water post-heating coil 2RPR Pa -7 -13 -19 -26 -34 -44
1R Water post-heating coil 1RPR Pa -4 -6 -9 -12 -16 -21
Electric Post -Heating Coil PBE Pa -1 -2 -3 -4 -5 -7
Silencers
SSL Pa -5 -8 -12 -17 -22 -28
•Soft bag lters, FTF Pa -9 -15 -22 -31 -41 -52
Closed ow plenum PMC Pa 0 0 0 0 0 0
Flow plenum with circular vents PMM Pa -2 -3 -4 -6 -8 -10
Flow damper SAP Pa 0 0 -1 -1 -1 -2
Flow grid GMD Pa -1 -2 -3 -4 -5 -7
X Version (without coil)
Pa 6 10 16 22 29 38
H Maximum speed; M Average speed; L Minimum speed
0
50
100
150
200
250
300
350
400
1500 2 000 2500 3000 35 00 4000
L
M
H
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