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19.2.2. Pressure (PSI)
580
507
435
3
62
290
217
19.3. Capacity Request Calculations
Total capacity Request=Σ(Norm code × HP) /10× modify rate+ correction.
Capacity Area
Norm Code (N)
Model
6K
HP
0.8
NOTE:
The final result is integer.
Plus all the indoor capacity request together, then modify it by T4.
When there is only one indoor unit:
Cooling
Modify Rate
57F (13.89)
47F (8.33)
T1 Ts
3
2
1
0
1
Figure 30. Cooling Mode
a
b
c
d
3
2
1.5
1
9K
1.0
>29°C
>84.2°F
100%
37F (2.78)
27F
(-2.78)
a
b
c
d
e
f
e
f
.5
0
12K
18K
1.2
1.5
Outdoor Temperature (T4)
18°C to 29°C
64.4°F to 84.2°F
78
Outdoor
17F
t
(-8.33)
4
3
2
1
0
24K
30K
2.5
3.2
60%
55
65
75
36K
4.0
<17°C
<62.6°F
40%
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