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2 - inlet
1 - inlet
2 - inlet
1 - inlet
2 - inlet
1 - inlet
-200(-80)
-150(-60)
-100(-40)
-50(-20)
0
50(20)
012
50 100 150 200
[CFM]
345
6
[CMM]
2 - inlet
1 - inlet
Air flow rate
Static pressure [Pa(in.W.G.%10
-2
)]
-200(-80)
-150(-60)
-100(-40)
-50(-20)
0
50(20)
012
50 100 150 200
[CFM]
345
6
[CMM]
Static pressure [Pa(in.W.G.%10
-2
)]
-200(-80)
-150(-60)
-100(-40)
-50(-20)
0
50(20)
012
50 100 150 200
[CFM]
3456
[CMM]
Air flow rate
Static pressure [Pa(in.W.G.%10
-2
)]
-200(-80)
-150(-60)
-100(-40)
-50(-20)
0
50(20)
02
50 100 150 200 250
[CFM]
48
[CMM]
6
Air flow rate
Static pressure [Pa(in.W.G.%10
-2
)]
-200(-80)
-150(-60)
-100(-40)
-50(-20)
0 0
50(20)
02
50 100 150 200 250
[CFM]
48
[CMM]
6
Air flow rate
Static pressure [Pa(in.W.G.%10
-2
)]
-200(-80)
-150(-60)
-100(-40)
-50(-20)
50(20)
02
50 100 150 200 250
[CFM]
48
[CMM]
6
Air flow rate
Static pressure [Pa(in.W.G.%10
-2
)]
2 PLA-A36 · A42BA
Multifunction casement + Standard filter Multifunction casement + High efficiency filter
Taking air into the unit
Taking air into the unit
3. Fresh air intake amount & static pressure characteristics
1 PLA-A12 · A18 · A24 · A30BA
Multifunction casement + High efficiency filter Multifunction casement + Standard filter
Q
0
B
A
C
1
Curve in the
graphs
Duct characteristics
at site
Q
A
EC
2
Q
Qa
AD
3
Q
…
Designed amount of fresh air intake
<CMM(CFM)>
A
…
Static pressure loss of fresh air
intake duct system with air flow
amount Q
<Pa(in.W.G.o10
-2
)>
B
…
Forced static pressure at air condi-
tioner inlet with air flow amount Q
<Pa(in.W.G.o10
-2
)>
C
…
Static pressure of booster fan with
air flow amount Q
<Pa(in.W.G.o10
-2
)>
D
…
Static pressure loss increase amount
of fresh air intake dust system for air
flow amount Q
<Pa(in.W.G.o10
-2
)>
E
…
Static pressure of indoor unit with air
flow amount Q
<Pa(in.W.G.o10
-2
)>
Qa
…
Estimated amount of fresh air
intake without D
<CMM(CFM)>
How to read curves