20
Air ow rate
(m
3
/h)
Useful static pressure (Pa)
TA 50 4R
Description
Notes
Accessory
Air ow rate
m
3
/h 2500 3000 3500 4000 4500 5000
Intake grid GAP Pa -13 -18 -24 -31 -38 -46
Anti-freeze damper SAP Pa -1 -1 -1 -1 -2 -2
Intake silencers SSL Pa -13 -17 -23 -29 -36 -44
Return fan VRF Pa 350 350 340 320 291 252
Mixing chamber with 3 dampers M3S Pa -4 -5 -7 -9 -11 -13
Mixing chamber with 2 dampers M2S Pa -1 -1 -1 -1 -2 -2
Mixing chamber with 2 front dampers S2Z Pa -6 -9 -12 -15 -18 -22
∆ pressure drops between the 4R and 6R coil
Pa -5 -7 -9 -11 -14 -17
2R Water post-heating coil 2RPR Pa -19 -26 -34 -44 -54 -65
1R Water post-heating coil 1RPR Pa -9 -12 -16 -21 -26 -31
Electric Post -Heating Coil PBE Pa -3 -4 -5 -7 -8 -10
Silencers
SSL Pa -13 -17 -23 -29 -36 -44
•Soft bag lters, FTF Pa -22 -31 -41 -52 -64 -77
Closed ow plenum PMC Pa 0 0 0 0 0 0
Flow plenum with circular vents PMM Pa -4 -6 -8 -10 -13 -15
Flow damper SAP Pa -1 -1 -1 -1 -2 -2
Flow grid GMD Pa -3 -4 -5 -7 -8 -10
X Version (without coil)
Pa 16 22 29 38 47 57
H Maximum speed; M Average speed; L Minimum speed
0
50
100
150
200
250
300
350
400
2500 3000 3500 4000 4500 5000
L
M
H
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