Mitsubishi Electric PLA-A12EA7 Service Manual page 89

10 AIR FLOW DATA
3. Fresh air intake amount & static pressure characteristics
PLA-A12 · A18EA7
1
Multifunction casement + Standard filter
50(20)
0
-50(-20)
-100(-40)
1 - inlet
-150(-60)
-200(-80)
0 1 2
50 100
Air flow rate
Taking air into the unit
50(20)
0
-50(-20)
-100(-40)
-150(-60)
0 0.2 0.4 0.6
10 20
Air flow rate
PLA-A24 · A30 · A36 · A42EA7
2
Multifunction casement + Standard filter
50(20)
0
-50(-20)
-100(-40)
1 - inlet
-150(-60)
-200(-80)
0 1 2 3
50 100
Air flow rate
Taking air into the unit
50(20)
0
-50(-20)
-100(-40)
-150(-60)
-200(-80)
0 0.2 0.4 0.6 0.8
10 20 30
Air flow rate
Due to continuing improvement, above specification may be subject to change without notice.
© 2017 Mitsubishi Electric US, Inc.
2 - inlet
3 4 5 6 [CMM]
150 200 [CFM]
0.8 1 1.2 1.4[CMM]
30 40 [CFM]
2 - inlet
4 5 6 7 [CMM]
150 200 [CFM]
1 1.2 1.4 1.6 1.8 [CMM]
40 50 60 [CFM]
Multifunction casement + High efficiency filter
50(20)
0
-50(-20)
-100(-40)
1 - inlet
-150(-60)
-200(-80)
0 1 2
50 100
How to read curves
Duct characteristics
Curve in the
at site
1
graphs
0
Q
2
Q
3
Q
Qa
Multifunction casement + High efficiency filter
50(20)
0
-50(-20)
-100(-40)
1 - inlet
-150(-60)
-200(-80)
0 1 2 3
50 100
Air flow rate
P-Series (March 2017)
2 - inlet
3 4 5 6 [CMM]
150 200 [CFM]
Q ... Designed amount of fresh air intake
A ... Static pressure loss of fresh air intake
duct system with air flow amount Q
<Pa(in.W.G.×10
B ... Forced
static pressure
conditioner inlet with air flow amount
Q
<Pa(in.W.G.×10
C ... Static pressure of booster fan with air
flow amount Q <Pa(in.W.G.×10
D ... Static pressure loss increase amount
of fresh air intake dust system for air
flow amount Q <Pa(in.W.G.×10
E ... Static pressure of indoor unit with air
flow amount Q <Pa(in.W.G.×10
Qa ... Estimated amount of fresh air intake
without D <CMM(CFM)>
2 - inlet
4 5 6 7 [CMM]
150 200 [CFM]
<CMM(CFM)>
-2 )>
at air
-2 )>
-2 )>
-2 )>
-2 )>
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