Mitsubishi Electric PUZ-HA30NHA Data Book page 20

3. Fresh air intake amount & static pressure characteristics
1 PLA-A18BA PLA-A30BA
Multifunction casement + High efficiency filter
50(20)
0
-50(-20)
-100(-40)
-150(-60)
-200(-80)
0 1 2
50
Taking air into the unit
50(20)
0
-50(-20)
-100(-40)
-150(-60)
-200(-80)
0 1 2
50
2 PLA-A36BA
Multifunction casement + Standard filter
50(20)
0
-50(-20)
-100(-40)
-150(-60)
-200(-80)
0 2
50 100
Taking air into the unit
50(20)
0
-50(-20)
-100(-40)
-150(-60)
-200(-80)
0 2
50 100
2 - inlet
1 - inlet
3 4 5
100 150 200
Airflow rate
3 4 5
100 150 200
Airflow rate
2 - inlet
1 - inlet
4 6 8
150 200 250
Airflow rate
4 6 8
150 200 250
Airflow rate
Multifunction casement + Standard filter
50(20)
0
-50(-20)
-100(-40)
-150(-60)
-200(-80)
6[CMM]
0 1
[CFM] 50
How to read curves
Duct characteristics
Curve in the
at site
1
graphs
0
Q
2
Q
3
6[CMM]
[CFM]
Q
Qa
Multifunction casement + High efficiency filter
50(20)
0
-50(-20)
-100(-40)
-150(-60)
-200(-80)
[CMM] 0 2
[CFM] 50
[CMM]
[CFM]
20
2 - inlet
1 - inlet
2 3 4 5
100 150
Airflow rate
Q ... Designed amount of fresh air intake
A ... Static pressure loss of fresh air intake
duct system with airflow amount Q
<Pa(in.W.G.o10
B ... Forced static pressure at air condi-
tioner inlet with airflow amount Q
<Pa(in.W.G.o10
C ... Static pressure of booster fan with air-
flow amount Q <Pa(in.W.G.o10
D ... Static pressure loss increase amount
of fresh air intake duct system for air-
flow amount Q <Pa(in.W.G.o10
E ... Static pressure of indoor unit with air-
flow amount Q <Pa(in.W.G.o10
Qa ... Estimated amount of fresh air intake
without D
2 - inlet
1 - inlet
4 6
100 150 200 250
Airflow rate
6[CMM]
200 [CFM]
<CMM(CFM)>
-2
)>
-2
)>
-2
)>
-2
)>
-2
)>
<CMM(CFM)>
8 [CMM]
[CFM]